PRESIDENT’S OFFICE, REGIONAL ADMINISTRATION AND LOCAL GOVERNMENT
SECONDARY EXAMINATION SERIES,
TERMINAL EXAMINATIONS
BIOLOGY FORM THREE
Time: 3Hours
Instructions
SECTION A.
2. Match the items in LIST A with the responses in LIST B by writing the letter of the corresponding responses beside the item number.
LIST A | LIST B |
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SECTION B: 70 MARKS
Answer All Question
3. Kipendawatoto and his family during the holiday he visited Mikumi national park and on moving around the park, the following organisms were observed; Zebra, giraffe, lion, grasses, mushroom, hyena and antelope.
(a) Construct two (2) food chain from the organisms observed in the national park
(b) Construct a simple food web.
(c) Identify organism(s) which are
4. (a) Explain why
(i) The rate of breathing increase quickly during exercise?
(ii) Is better to breathe through nose than through the mouse
(b) How are respiratory surfaces adapted to their role? (Give 5 points)
5. (a)A trauma patient has lost a significant amount of blood. How would understanding blood circulation help in treating this patient?
(b) Briefly explain how you can help a victim of snake
6.(a)Plants lack a circulatory system. Explain how plants transport water and nutrients obtained from the soil to all their parts.
(b). A flower was found to have conspicuous petals, scented and firmly held stigma and anthers.
(i). What is likely agent of pollination of the flower?
(ii). What is the significance of firmly held stigma in the flower?
7. (a)Although plants lack a nervous system, they can still respond to stimuli. Give an example of a plant's response to a stimulus and explain the mechanism behind it.
(b) State the adaptations of the leaf to photosynthesis
8. A bread was put in a wet cupboard. After few days black thread like structures which ended up in a club like structures appeared in the bread.
a) Write the common name of the organism that grew on the bread surface
b) Name the Kingdom and phylum in which the observed organism belongs
c) Outline four (4) advantages of the members of the Kingdom you mentioned in (b) above
9. (a)Compare and contrast the role of the nervous system and hormones in coordinating animal responses.
(b) Explain three processes that are involve in urine formation
10. The circulatory system and the excretory system work together to maintain a healthy balance in the body. Explain how these two systems interact to achieve this balance.
11. Explain how the structure of plant cells, specifically the presence of a cell wall and central vacuole, facilitates the transport of water and nutrients throughout the plant.
FORM THREE BIOLOGY EXAM SERIES 168
FORM THREE BIOLOGY EXAM SERIES 168
PRESIDENT OFFICE REGIONAL ADMNISTRATION
AND LOCAL GOVERNMENT
SECONDARY EXAMINATION SERIES
COMPETENCE BASED ASSEMENT
BIOLOGY FORM THREE
TERMINAL EXAMS MAY – 2023
033/1
Time: 3Hours
Instruction
SECTION A
LIST A | LIST B |
(i) Bi concave in shape, lack a nucleus (ii) Have irregular shape which respond to infections (iii) Fragments of cells produced in the bone marrow (iv) A fluid tissue consisting of white cells, red cells, platelets and plasma. (v) The fluid part of the blood. |
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SECTION B. (70 MARKS)
Answer all questions in this section
3.(a) (i) What are the raw materials for photosynthesis
(ii) List one product of photosynthesis
(b)State how the ileum is adapted for absorption function.
4. (a) Explain the term Osmoregulation
(b) Briefly explain the mechanisms of regulating sugar level in the blood.
5. (a)In a human urine Sample, Some Sugar was detected during a laboratory test
(b)Explain why there is a great concentration of Urea in urine than in glomerular filtrate.
6. a) The acronyms AIDS, ARVs and HIV they are being used in hospitals and schools while most of people in the community they do not know the clear meaning of these acronyms. Assume you are the biology expert in your community make a clean meaning of these acronyms so that everybody can understand.
b) Our bodies are being protected against diseases and infections by different types of white blood cells. Explain the functions of the following types of white blood cells found in our bodies.
i. Neutrophils and monocytes
ii. Eosinophil’s and basophils
iii. B lymphocytes and T lymphocytes
7. a) Explain the following phenomena as used in biology.
i. Insulin and glucagon hormones work antagonistically
ii. In cold and humidity weather, human usually produce large quantity of urine that is colorless.
b) Nowadays people in world are suffering many diseases caused by poor waste disposal. By using knowledge that you have, explain three basic principle that will you use to minimize this problem in the world.
8. (a) With examples state the meaning of "Abiotic" and 'biotic" factors of the environment.
(b) (i)Differentiate the terms "food chain"from a Trophic level"
(ii) Construct the food web by using the following organism. Grass, gazelle, wildebeest, lion, decomposer, hyena, zebra and shrunk.
10. In an investigation, students set up the apparatus below in the laboratory and made observations after 72 hours.
Explain how inclusion of the following components would affect the mouse in the experiment:
10.
A person accidentally touches a hot pan and responds as illustrated in the diagram below.
11. (a) Define the term analogous structures.
(b) Give two illustrations of analogous structures in mammals.
(c) Give two illustrations of analogous structures in mammals.
SECTION B. 15 MARKS
ANSWER QUESTION 12
12. Describe what happens to a meal rich in proteins along the alimentary canal from ingestion to egestion.
FORM THREE BIOLOGY EXAM SERIES 127
FORM THREE BIOLOGY EXAM SERIES 127
MINISTRY OF EDUCATION, REGIONAL ADMINISTRATION AND LOCAL GOVERNMENT
COMPETENCE BASED SECONDARY EXAMINATION SERIES
BIOLOGY 1 TERMINAL EXAMINATION
FORM THREE-2022
Time: 3Hours
INSTRUCTIONS.
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 beside the item number in the answer booklet provided.
Grass Rabbit wolves’ fleas
The sequence is example of;
2: Match the responses in LIST B with the phrase in LIST A by writing the letter of the correct response from LIST B besides the item number of LIST A in your answer sheet.
LIST A | LIST B |
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SECTION B (60 MARKS)
Answer ALL questions in this section
3. (a) Define what is accommodation?
(b) Describe the image formation
4 (a) Distinguish digestion from egestion as used in human biology
(b) Explain why during digestion, the food is:
(i) Alkaline when in duodenum
(ii) Acidic when in the stomach
(iii) Alkaline when in the ileum
5 (a) List any four characteristics of members of kingdom Plantae.
(b) (i) State the division in the kingdom in (a) above
(ii) Name one representative member for each division in (b) above.
6 State any three principles of waste disposal and give three importance of proper waste disposal.
7 Describe the long-sightedness disorder and how is corrected
8. Explain how the parts of the mammalian heart are adapted to their function.
9. (a) Explain the general effect of drug abuse and drug addiction
(b) List five ways of preventing drug abuse and addiction
10: Describe the symptoms of a person who is infected by Vibrio cholera and suggest six preventive measures and treatment for cholera outbreak.
11: (a) state any four functions of a human skeleton
(b) Describe the components of mammalian appendicular skeleton.
12.Describe the neuronic pathway taken by reflex actions in human being.
SECTION C (25 Marks)
Answer two (2) questions from this section. Question number 13 is a compulsory.
13. Explain two factors affecting gaseous exchange in animals.
14. Elaborate the causes of drug abuse to young people and advise the Tanzanian Government on the ways of combating drug abuse in the country.
15. (a) State the function of the following parts of the brain:
(b) (i) Define the term “drug use”
FORM THREE BIOLOGY EXAM SERIES 82
FORM THREE BIOLOGY EXAM SERIES 82
MINISTRY OF EDUCATION, REGIONAL ADMINISTRATION AND LOCAL GOVERNMENT
COMPETENCE BASED SECONDARY EXAMINATION SERIES
BIOLOGY 1 TERMINAL EXAMINATION
FORM THREE-2021
Time: 3Hours
Instructions.
SECTION A (20 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 beside the item number in the answer booklet provided.
2. Match the functions of the parts of microscope in List A with their corresponding parts of microscope in List B by writing the letter of the correct response beside the item number in the booklet provided.
List A | List B |
(i) Allows light to pass from the objective lens to the eye piece lens. (ii) Supports the eye piece and revolving nose piece. (iii) Raises or lowers the body tube in order to bring (iv) Raises or lowers the body tube in order to bring the image into focus. (v) Raises and lowers the stage to keep the specimen in right position for observation. |
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SECTION B (60 Marks)
Answer all questions in this section.
3. (a) Differentiate the term "Biological apparatus" from "Biology Laboratory".
(b) Briefly explain why the following substances are dangerous?
4. The diagram below illustrates a specialised cell obtained from a certain tissue.
(a) Name the cell.
(b) State the ways in which the cell is structurally adapted to its function.
5. While investigating a certain metabolic process in plants, students set up the apparatus as shown below in a classroom and monitored it for 48 hours.
(a) Identify the metabolic process under investigation.
(b) Account for the observations made in the test tube at the end of the investigation.
6. The chart below illustrates how respiratory gases are transported in the human blood.
(a) Identify gas Q.
(b) Explain the advantage oxyhaemoglobin has over carboxyhaemoglobin.
7. ln an experiment, students treated seedlings as illustrated below.
(i) Account for the observations made in seedling 1
(ii) Explain the similarity in the end results made in seedlings II and II
(iii) State the likely treatment that would make seedlings II and III respond like seedling I.
8. (a) Explain the distinctive features of the Division Filicinophyta.
(b) Draw a well labeled diagram of a fern plant.
9. A person accidentally touches a hot pan and responds as illustrated in the diagram below.
Explain how the response illustrated above occurs. (6 marks)
10. A group of font two students placed a fresh leaf in warm water. They observed that air bubbles formed on the surface of the leaf.
(a) What biological process were they investigating?
(b) Name the structures from which the air bubbles were coming from.
(c) Explain the distribution of the structures named in (b) above on the leaf surfaces of a land plant.
11. (a) State why it is important for plants to lose water to the atmosphere.
(b) State three activities in the human digestive system that depend on respiration.
12. The diagram below represents an organ in a bony fish.
(a) Name the organ.
(b) Describe how air in water reach the capillaries inside structure L.
SECTION C (25 Marks)
Answer two (2) questions from this section. Question 13 is compulsory.
13. Describe what happens to a meal rich in proteins along the alimentary canal from ingestion to egestion.
14. Describe how the mammalian eye is structurally adapted to its function.
15. Using a relevant example in each case, describe simple and conditional reflex actions.
FORM THREE BIOLOGY EXAM SERIES 51
FORM THREE BIOLOGY EXAM SERIES 51
THE PRESIDENT’S OFFICE MINISTRY OF EDUCATION, LOCAL ADMINISTRATION AND LOCAL GOVERNMENT
BIOLOGY- TERMINAL EXAMINATION-MAY
FORM THREE
TIME: 3HRS
NAME: __________________________________ CLASS:___________
INSTRUCTIONS
i) This paper consists of three sections A,B and C
ii) Answer all questions in sections A and B, and one question in section C
iii) Ensure clarity in your responses
iv) Don’t attempt to cheat
SECTION A. 20 MARKS
1. (i) Regulatory control of the body temperature thirsty and hunger occurs in the
(ii) Hypo secretion of growth in childhood would result to….
(iii) A student was given a piece of material of doubtful origin; he wanted to know whether it is from an animal or from a plant. Which of the following should be analyze and examine?
(iv) Plasmolysis of red blood cells would occur if the cells were
(v) The following are ascomycota except one identify it
(vi) The skin does all these except;
(vii) All are functions of saliva except;
(viii) Which part constitutes an illuminating system?
(ix) Which of the following statements concerning diffusion and active transport is correct?
(x) On a cold day one usually experiences, shivering, this is the way of maintaining normal body temperature. Why does one feel better after shivering?
2. Match the responses in list B with the phrases in list A by writing the letter of the correct response from list B beside the item number of list A in your answer booklet.
LIST A | LIST B |
i) Receives impulses and gives appropriate response to stimuli ii)A gap through which impulses pass when travelling from one neuron to another iii) Receives impulse from the external stimuli and transmits it to the spinal cord iv) Controls and coordinate body balancing organs, thus making accurate movement possible v) The nervous pathway taken by impulse in reflex action |
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SECTION B 60 marks
Answer all questions in this section
All questions carry 8 marks except question five and six which carry 6 marks each.
3. a)State three actions which take place in the human body in response to each of the following conditions:
i) When the temperature of the surrounding is low
ii) When the body temperature rises due to increase in surrounding temperature
b) Briefly explain why people took pale when they feel cold?
4. i) The diagram below represents a mammalian nephron
a) What happens to sodium ions between sections 1 and 2?
b) Explain the effect of the absence of the ant diuretic hormone to the functioning of section3
c) What would happen if there is partial constriction at point 5?
d) Explain the difference in structural adaptations of a desert animal such as kangaroo and a water fish such as tilapia nilotica.
ii) Study the diagram below and answer the question that follows
a) Name the structures labeled A,C,E, and F
b) State the function of structure labeled D
c) If structure F was removed from the body of the mammal, what effect would this have?
5. a)Define the term photosynthesis
b) Give the importance of photosynthesis
c) List four differences between respiration and photosynthesis
d) State the site of photosynthesis in a plant cell
e) What role is played by light during photosynthesis?
6. a)Explain the functions of the vascular system in plants
b) State three importance of transportation of materials in living things
7. The diagram given below represents a limb of a vertebrate
a) Name the bones labeled Y,X and Z
b) Name the parts D, and A
c) State the functions of W?
d) A patient was operated and doctors realized that the synovial fluid in the joints had reduced. Suggest a possible effect of this.
ii) The diagram below shows the behavior of red blood cells when placed in various solutions
a) Name the process that takes place in C and F
b) What types of solutions are A,B and C
c) If a plant cell were placed in a beaker containing solutions A, what observations are likely to be made?
d) Which of the solution is likely to be found in a blood plasma?
8. a)Draw a large and neat labeled diagram of the villus found in the digestive system
b) i) Name the digestive juice which is produced by the liver
ii) State the function of the substances contained in the digestive juice named in b (i)
9. a)Differentiate the following terms:
i) Breathing and respiration
ii) Inhalation and exhalation
b) Briefly describe the following phenomenon:
i) A person breathes more when is running fast
ii) The ribs move outwards and upwards while the diaphragm flattened when air enters the lungs
SECTION C (20 MARKS)
Answer one (1) question from this section
10. Explain any four effect of irresponsible sexual behavior and suggest five ways of eradicating those behaviors in the community.
11. Describe how malaria parasites are transmitted, the sign developed to the host and give four ways which can help in combating malaria in the country.
12. Explain two differences between artificial and natural classification systems and indicate the two merits and demerits for each system.
FORM THREE BIOLOGY EXAM SERIES 12
FORM THREE BIOLOGY EXAM SERIES 12