PRESIDENT’S OFFICE REGIONAL ADMINISTRATION AND LOCAL GOVERNMENT MVOMERO DISTRICT COUNCIL FORM TWO MOCK EXAMINATION |
CODE: 033 BIOLOGY
Time: 2:30 Hours MAY. 2023
INSTRUCTIONS
FOR ASSESSOR’S USE ONLY | ||
QUESTION NUMBER | SCORE | ASSESSOR’S INITIALS |
1 | ||
2 | ||
3 | ||
4 | ||
5 | ||
6 | ||
7 | ||
8 | ||
9 | ||
10 | ||
TOTAL | ||
CHERCKER’S INITIALS |
SECTION A ( 30 marks)
Answer all questions under this section
iv. Why members of a division in which funaria specie belongs is referred as primitive plants?
A They lack true vascular bundles such as xylem and phloem
B They have cell wall made up of cellulose
C They have true vascular bundles such as xylem and phloem
D They have cell wall made up chitin
v. Which of the following organelles controls the movement of substances in and out of the cell?
vi Which is the first site of proteins digestion in the human digestive system?
A Mouth B duodenum
C stomach D Small intestine
Viii The sarangi football team goal keeper fell down during the match due to muscle cramps, which component in the first aid kit will you use to give him first aid?
A .Vaseline B. Spirit C . Liniment D. scissors ( )
ix. Which organism feed on primary consumer?
A .Lion, Hyena and Leopard B. leopard, buffalo and giraffe
C. hyena, zebra and wildebeest D. Zebra, wildebeest and buffalo ( )
x. What are the by-products in photosynthetic process?
A. Carbohydrate and water B. Carbohydrate and oxygen
C. Oxygen and water D. Carbohydrate and carbon dioxide
E . Oxygen and energy
LIST A | LIST B |
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Answers
i | ii | iii | iv | v |
SECTION B (70 Marks)
Answer all questions.
3.During an experiments that involved two samples A and B, the scientist observed cells whose organelles are enclosed in membranes in sample A and cells whose nuclear material are not bound with a membrane in sample B.
(a) Identify types of cells observed in sample A and B respectively. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(b) With three (3) points differentiate the types of cell observed in sample A and B. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
(c) Draw a well labelled diagram of cell observed in sample A and B respectively.
In sample B | In sample A |
4.A bread was put in a wet cupboard. After few days a black thread like structures which ended up in a club like shape appeared on the bread.
(a) Write the common name of the organism that grew on the bread surface.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(b) Name the phylum or division in which observed organism belongs.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(c)Outline three (3) advantages of the member of the phylum you mentioned in (b) above.
(i) . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .(ii) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
(iii) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(d)Suggest the kingdom in which the observed organism belong. Give three(3) reasons to support your suggestions.
Kingdom . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reasons (i) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . .
(i) . . . . . . . . . . . . . ... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(iii) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
5.(a) Name four(4) major parts of the human digestive system involved in digestion of food substances and indicate a type of substances digested in each part.
Part of the digestive system | Food substances digested |
(i) | |
(ii) | |
(iii) | |
(iv) |
(b) Give three (3) adaptations of ileum for the absorption of food in the alimental canal.
(i) . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .(ii) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
(iii) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(c) With three(3) points explain how does a biology laboratory differ from other school facilities.
(i) . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .(ii) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
(iii) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6 (a) Differentiate between a pandemic and endemic disease. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..
(b) How does communicable and non-communicable disease differ. Give example in each.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(c)A child complains to her mother that she has a headache and pains in joints, she also feels uneasy, vomits, and has abdominal pains. Her mother realized that a child also has a fever she takes her to hospital.
(i) Which disease do you think the child is suffering from.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(ii)What is the cause and mode of transmission of the disease.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(iii) How can the disease be prevented. Give three (3) points.
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7(a) Suppose you are invited by the headmaster of Kilimanjaro secondary school to attend the laboratory building meeting. Which conditions will you advice to the owner of the school to consider to build a laboratory with the required standards. Give five (5) points.
(i) . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..
(ii) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .....................................................................................................................................
(iii) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (iv) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(v) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(b)What do you understand by the term binomial nomenclature?
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(c)Explain four (4) rules observed in binomial nomenclature.
(i) . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(ii) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
(iii) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (iv) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8.(a) A person got a bicycle accident and was badly injured. If you are the first person to reach in an accident area.
(i) Name the assistance that you are recommended to give to him at the time after the accident. . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(b) Why do you advice other people to give the same help in case they face a similar situation? Give four (4) points to support your answer.
(i) . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(ii) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
(iii) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (iv) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(c) Give five (5) precaution that should be taken in giving the assistance named in a(i) to a victim of snake bite.
(i) . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(ii) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
(iii) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (iv) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(v) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9. Analyze four (4) methods of getting rid of unwanted materials in an environment.
(i) . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(ii) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
(iii) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (iv) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(v) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SECTION C: (15Marks)
Answer all questions in this section
10. Discuss seven (7) factors that affect the ability of the body to fight against infections.
. . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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FORM TWO BIOLOGY EXAM SERIES 46
FORM TWO BIOLOGY EXAM SERIES 46
TANZANIA HEADS OF ISLAMIC SCHOOLS COUNCIL
FORM TWO INTER ISLAMIC MOCK EXAMINATION
033 BIOLOGY
TIME: 2:30 Hours Wednesday 26th July, 2023 a.m.
Instructions
FOR EXAMINERS’ USE ONLY | ||
QUESTION NUMBER | SCORE | EXAMINER’S INITIALS |
1 | ||
2 | ||
3 | ||
4 | ||
5 | ||
6 | ||
7 | ||
8 | ||
9 | ||
10 | ||
TOTAL | ||
CHECKER’S INITIALS |
SECTION A (15 Marks)
Answer all questions in this section
1. For each of the items (i) – (x), choose the correct answer from among the given alternatives and write its letter in the box provided.
(i) Maimuna is a form one student with a dream to be an expert of fungi. What biological term can describe her in the future?
(ii) Most people in the society are not aware with blood groups.If you want to educate them about people with blood group O antigen the correct statement should be:
(iii) The suitable rank of vibrio cholera proposed by taxonomist is:
(iv) A plasma membrane is said to be selective permeable because:
(v) After a strenuous exercise, a person experiences muscular pain and tiredness (fatigue). This is mainly due to:
(vi) A person picks up a telephone after hearing it ringing. What does this action show?
(vii) During a biological experiment Jaafar dissolved 2g of potassium permanganate crystals and dissolved it in 1 litre of water. What process was demonstrated by Jaafar?
(viii) Our Headmaster advises us to be honesty, respecting each other, polite and helping others. The aim of his advice was to maintain :
(ix) The alcoholic fermentation in breweries industries is not human physiological influences because this is the result of:
(x) Mr. Matwebe’s son went to the hospital to ask for treatment due to outward bending of his leg’s bones. This may be resulted by deficiencies of:
2. Match the description of scientific procedures in LIST A with the corresponding scientific procedures in LIST B by writing the letter of the correct response below the item number in a table provided.
LIST A | LIST B |
|
|
ANSWERS:
LIST A | (i) | (ii) | (iii) | (iv) | (v) |
LIST B |
SECTION B (70 Marks)
Answer all questions in this section
3. (a) How is holozoic nutrition different from saprophytic nutrition?
_____________________________________________________________________ _____________________________________________________________________
_____________________________________________________________________
(b) Human being and Goat are both referred to as animals that perform holozoic nutrition, but they are not identical in their digestive system. Justify this statement by using three biological facts.
(i) _______________________________________________________________
(ii) _________________________________________________________________
(iii) _________________________________________________________________
4. A child complains to her mother that, she feels pain in her joints, abdomen, and headache also she was vomiting and feeling fever.
(a) Which disease do you think the child is suffering from?
_____________________________________________________________________ _____________________________________________________________________
_____________________________________________________________________
(b) Suggest the causes and mode of transmission of the disease
(i) Causes
_______________________________________________________________ _______________________________________________________________
(ii) Transmission
_______________________________________________________________ _______________________________________________________________ _______________________________________________________________
(c) How can the disease be prevented?
(i) _________________________________________________________
_________________________________________________________
(ii) _________________________________________________________
_________________________________________________________
(iii) _________________________________________________________
_________________________________________________________
(iv) _________________________________________________________
_________________________________________________________
5. Serengeti national park is highly populated with various wild animals and plants species, some of them are Gazelle, Zebra, shrubs, cheetah, Rhizopus, grasses and lion. Use the list given to answer the following questions:
(a) Construct a food web which includes all listed members.
(b) Group the listed organisms with respect to their trophic levels.
(i) _______________________________________________________________
_______________________________________________________________
(ii) _______________________________________________________________
_______________________________________________________________
(iii) _______________________________________________________________
_______________________________________________________________
(iv) _______________________________________________________________
_______________________________________________________________
6. (a) The diagram below represent the potential organ in plant life; carefully observe it and answer the following questions:
Figure 1.1
(i) What does the diagram above represent? ______________________________
(ii) Name the parts labelled P, Q, R and S
P ____________________________________________________________
Q ____________________________________________________________
R _____________________________________________________________
S _____________________________________________________________
(iii) Highlight one role played by each of the following parts:
P ____________________________________________________________
Q ____________________________________________________________
S ____________________________________________________________
(iv) Suggest two importance of physiological process carried out by the organ expressed by figure 1:1
_______________________________________________________________ _______________________________________________________________
_______________________________________________________________
7. Mr. Mzee is a laboratory technician at Mtoni Secondary School. He decided to use form two A stream (classroom) as biology laboratory.
(a) What modification should be done to meet the standard?
(i) _______________________________________________________________
(ii) _______________________________________________________________
(iii) _______________________________________________________________
(iv) _______________________________________________________________
(b) Write any four rules to be obeyed by students before using their new laboratory.
(i) _______________________________________________________________
(ii) _______________________________________________________________
(iii) _______________________________________________________________
(iv) _______________________________________________________________
8. (a) Lungs is a respiratory surface for various terrestrial organisms. What are the criteria that enable lungs to perform their roles?
(i) _______________________________________________________________
(ii) _______________________________________________________________
(iii) _______________________________________________________________
(iv) _______________________________________________________________
(b) Distinguish aerobic from anaerobic respiration (any two points).
Aerobic | Anaerobic | ||
(i) | (i) | ||
(ii) | (ii) |
9. (a) Most of youth in Tanzania subject themselves at a great risk of being infected with STIs and HIV infection. Show them any four ways they can use to stay safe.
(i) _______________________________________________________________
(ii) _______________________________________________________________
(iii) _______________________________________________________________
(iv) _______________________________________________________________
(c) Why we should seek health care for STDs and opportunistic diseases? (Any two reasons)
(i) _______________________________________________________________
(ii) _______________________________________________________________
10 (a) Bacteria are categorized into two main groups due to their status of affecting our body health. Explain them with two examples each
(i) _______________________________________________________________
_______________________________________________________________
(ii) _______________________________________________________________
_______________________________________________________________
(b) By using four biological evidences prove the statement that: “Bryophytes are the most primitive plants on the earth.”
(i) _______________________________________________________________
_______________________________________________________________
(ii) _______________________________________________________________
_______________________________________________________________
(iii) _______________________________________________________________
_______________________________________________________________
(iv) _______________________________________________________________
_______________________________________________________________
SECTION C (15 Marks)
Answer the following question
10. “Transpiration is regulated by both plant features and the surrounding”. Use six biological facts to defend this statement.
________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________
FORM TWO BIOLOGY EXAM SERIES 40
FORM TWO BIOLOGY EXAM SERIES 40
Candidate’s Number………………………
THE UNITED REPUBLIC OF TANZANIA PRESIDENT’S OFFICE, REGIONAL ADMINISTRATION AND LOCAL GOVERNMENT
LUDEWA DISTRICT COUNCIL FORM TWO MOCK EXAMINATION 2022
033 BIOLOGY
Time2:30hrs 9th June 2022
INSTRUCTIONS.
1. Answer all questions from this paper
2. This paper consists of three sections A, B and C.
3. .Except for diagrams that should be drawn in pencil, all writings should be in blue or black ink
4. Cellular phones are NOT allowed during attempting this exam.
5. Write your Examination Number/Names on every page of your answer booklet.
SECTION A.15 MARKS.
1. Choose the most correct answer among the given alternatives and write its letter in the table provided below
i. One of the best lesson a teacher taught us was about muscles that are found in different parts of the body. Cardiac muscle can be found in which part of the animal body?
ii. Mwana Poya is studying in form one class. Help the one to choose the main product of anaerobic respiration process in plant.
iii. A doctor received medical results from laboratory technician and identified that a victim is affected by ectoparasites. Which of the following parasitic organisms is typical ectoparasite?
iv. Mr. Kichoka did not understand how to choose components of blood. Help him to choose. Which of the following is NOT a component of blood?
v. Mr.Mwamri explained wrongly on the aim of experiment during scientific investigation, The aim of experiment in the scientific investigation is to
vi. There are so many branches of Biology that taught by the teacher. Branch of Biology that deals with body defense against diseases
vii. One of the apparatus used in the field MR Solomoni told us is cages. Cages is used for keeping.
viii. Mr. Ibra don’t know the effect of burning plastic bags. Which of the following can be caused by burning plastic waste materials?
ix. Mrs.Mudaba confuse between first and second stage of AIDS. The second stage of HIV/AIDS is
x. .Help Mr.Kinjuga to show which of the following statements is best describes the role of root hair?
ANSWERS
i | ii | iii | iv | v | vi | vii | viii | ix | x |
2. Match the phrases in List A with the responses in List B by writing the letter of the correct response from List B beside the item number of List A in the answer booklet provide.
List A | List B |
i. They are insoluble in water ii. The ratio of body mass (in kilograms) to that of persons height (in m2). iii. The combination of bacteria with acid, saliva and remains of food. iv. A muscular ring–like valve which regulates the passage of food from the stomach into the small intestine. v. Underground storage organs formed from the plant stem. |
|
ANSWERS
i | ii | iii | iv | v |
SECTION B 70 MARKS.
Answer all questions from this section in which all questions carries equal marks of 10.
3. (a)Waste is any substance that is no longer in use, the teacher said. Mwajuma asked to a teacher to explain the meaning of waste disposal. If a teacher chose you what answer did you respond to Mwajuma?
(b)Poor waste disposal has led to many effects. Continue telling Mwajuma the effects of poor waste disposal (use 4 effects)
4. Virus is very dangerous microorganism to both plants and animals. Contrary to its detrimental effects there are so many advantageous of viruses. Explain five advantages
5. Good examples of systems that uses Mass flow as the means of transporting materials from one part of the body to another is Human circulatory system and Lymphatic system. What are six (6) disorders of circulatory and four (4) disorders of lymphatic systems?
6. a) Mr.Mwenemutapa failed to explain the meaning of the terms mentioned below since he studied such thing long time ago. Teach him.
i. Health
ii. Immunity
(b)As a student of form two class explain what are the factors that affect body immune system?.
7. (a) Sophia does not know the meaning of some biological phenomena. As the biologist help Sophia to explain the meaning of these biological phenomena which are unknown.
i. Cell differentiation
ii. An organ
iii. A system
(b)What are three examples of specialized cells of animals?
8. (a)Biology teacher taught all about ecology but the term Balance of nature he was not worked on it. What do you understand by the term balance of nature?
(b)Draw a food chain and food web from the following organisms Toad, Vulture, Rabbit, Grass, Snake, and grasshopper
(c) Explain what would happen from food web drawn above if
i. All the grass died?
ii. All the snakes were killed?
9. (a)For the organism to survive there must be transportation of materials. Explain the meaning of transportation of materials
(b) Juma tasked his students to draw a large and well labeled diagram of external structure of the mammalian heart. If you are a student of Juma, Perform that task
FORM TWO BIOLOGY EXAM SERIES 22
FORM TWO BIOLOGY EXAM SERIES 22
PRESIDENT'S OFFICE REGIONAL ADMINISTRATION AND LOCAL GOVERNMENT
TANZANIA HEADS OF ISLAMIC SCHOOLS COUNCIL
FORM TWO INTER ISLAMIC MOCK EXAMINATION
033 BIOLOGY
TIME: 2:30 HOURS Friday, 24th September 2021 a.m.
Instructions
1. This paper consists of sections A, B and C.
2. Answer all questions in sections A and B and only ONE (1) question from section C.
3. All writings must be in blue or black ink except drawings which must be in pencil.
4. All communication devices and Calculators are not allowed in the Examination Room.
5. Write Your Examination Number on the top right of every page.
FOR EXAMINER’S USE ONLY | ||
QUESTION NUMBER | SCORE | EXAMINER’S INITIALS |
1 | ||
2 | ||
3 | ||
4 | ||
5 | ||
6 | ||
7 | ||
8 | ||
9 | ||
10 | ||
11 | ||
TOTAL | ||
CHECKER’S INITIALS |
SECTION A: (30 Marks)
Answer all questions in this section
1. For each of the items (i)-(x), choose the most correct answer from among the given alternatives and write its letter in the box provided:
(i)Which of the following is not a sexually transmit disease?
(ii) The function of sunlight energy in the human skin is to stimulate the synthesis of:
(iii)The basic importance of all laboratory rules is to:
(iv) Plants are said to be vascular if:
(v) A group of interdependent organisms living in an environment is called:
(vi) Which of the following characteristics could be used to distinguish birds from mammals?
(vii) A liquid prepared by either weak or dead microorganisms is called:
(viii) The feeding relationship represented by the sequence
Green plants → Grasshopper → Frog is called:
(ix) The blood vessel which carries deoxygenated blood from the heart to the lungs is:
(x) What does the concept of good health imply?
2. The following statements are either correct or incorrect. Write TRUE if the statement is correct and FALSE if the statement is incorrect.
(i) A person with blood group AB is called a universal donor. ______________
(ii) Before the blood returns to the heart, it has to be oxygenated in the liver. ____
(iii) All green plants are decomposers. ________________
(iv) Maintaining personal hygiene reduces the risks of infection. ______________
(v) Malaria is caused by plasmodium. _____________________________
(vi) Proteins in the diet are needed for growth and repair.. __________________
(vii) Vitamin K helps in blood-clotting. ______________________
(viii) The organ in the human body which helps the blood to receive oxygen is the heart. ____________________________
(ix) Grouping of organisms basing on their differences and similarities is called taxonomy. ___________________
(x) Age is one of the important factor to consider before blood transfusion.
_______________
3. Match the items from List A with the responses from List B by writing the letter of the correct response besides the item number.
LIST A | LIST B |
(i) The upper chambers of the heart (ii) Occurs when the ventricles relax to allow blood to flow in (iii) Occurs when the ventricles contract to allow the blood flow out of the heart (iv) Prevents backward flow of blood to the left auricle (v) Initiates the heart beat |
|
Answers:
LIST A | (i) | (ii) | (iii) | (iv) | (v) |
LIST B |
4. Complete each of the following statements by writing the correct answer in the space provided:
(i) __________________ is used for cutting hanging skin and dressing materials.
(ii) _______________ are important for cleaning cuts wounds and preventing infections.
(iii) _______________ is helpful for removing thorns and insects stings left behind in the body.
(iv) _______________ is a painful and swollen part of the skin with no cut.
(v) A sudden involuntary contraction of muscles that is painful and makes them temporarily unable to work properly is called _____________________________
SECTION B: (50 Marks)
Answer all questions in this section
5. (a) What do you understand by the following terms:
(i) Binomial nomenclature
(ii) Taxonomy
(iii) Species
(b) State the taxonomic hierarchy of classification in an orderly manner:
(c) Lion and Leopard cannot interbreed to produce a viable offspring. (Give one reason)
6. Study the structure of the villus below and answer the questions that follow:
(a) In which part of the alimentary canal is the above structure found?
(b) Name parts labelled X, Y and Z
(c) State three adaptations of the above structure for the absorption of food in the alimentary canal.
7. Study the diagram of the following organisms carefully and answer the questions that follow:
(a) Identify the organisms above by their common Names:
R is: _________________________________________________________
S is: _________________________________________________________
(b) Classify the above organisms up to class level.
(c)State the locomotory structures of the organisms above.
R _____________________________________________________________
S _____________________________________________________________
8. (a) What do you understand by the following terms
(i) Diffusion?
(ii) Osmosis
(b) Differentiate between diffusion and osmosis
9. (a) Define natural environment
(b) Give at least four (4) importance of natural environment.
SECTION C: (20 Marks)
Answer one (1) question from this section
10. (a) What do you understand by the term risky behaviour?
(b) Give examples of risky behaviours and practices. (4 points)
(c) Explain any four (4) skills which can help to avoid risky behaviours and practices.
11. Write an essay on photosynthesis under the following guidelines:
FORM TWO BIOLOGY EXAM SERIES 4
FORM TWO BIOLOGY EXAM SERIES 4