PRESIDENT’S OFFICE, REGIONAL ADMINISTRATION AND LOCAL GOVERNMENT

SECONDARY EXAMINATION SERIES,

MID TERM ONE – MARCH-2024

BIOLOGY FORM TWO

TIME 2HOURS

INSTRUCTIONS

1. This paper consists of two sections A and B
2. ANSWER all questions in both section
3. Use black or blue pen for your answers
4. Use pencil for your drawing

SECTION A (15 MARKS)

1. Choose the correct answer.

1.  The following are diseases caused by fungi in plant and animals except..............

1.    Wheat rust and maize rust
2.     Candidiasis
3.     Influenza
4.    Powdery mildew

2.      The name of asexual spores in zygomycetes

1.    Zygospores
2.     Sporangiosphores
3.     Sporangia
4.    Hyphae

3.   Why are bryophytes the most primitive plants on earth?

1.    They grow in wet areas
2.     They do not produce seeds
3.     They reproduces sexual and asexual
4.    They lack vascular tissues

4.    Which is the advantage of bryophites?

1.    They cause fungal diseases in human being
2.     They help to retain water in the soil
3.     They are used to brew alcohol
4.    They are good sources of food substances

5.      The following are division of kingdom Plantae except.........

1.    Basidiomycota
2.     Coniferophyta
3.     Pteridophyta
4.    Angiospermophyta

6.    The bread mould is an example of ............

1.    Pteridophta
2.     Bryophyta
3.     Zygomycota
4.    Basidiomycota

(vii) Conditions or factors that can change or be changed in an experiment are called?

1. Hypothesis
2. Variables
3. Problems
4. Conclusions.

(viii) When giving first aid to a snake victim you should not;

1. Cut the wound
2. Calm the victim down
3. Remove jewellery from the victim
4. Lower the bitten area.

(ix) Medical waste can be described as;

1. Biohazard
2. Reusable materials
3. Biodegradable
4. Recyclable

(x) One of the following is not a characteristic of a prokaryotic cell

1. They have no nuclear membrane
2. They reproduce by multiple fission
3. They have flagella
4. They have no nucleus

2.  Match each item in Column A against its corresponding item from Column B

SECTION B

Answer all questions in this section (85 marks)

3. What are advantages and disadvantages of members of division Filicinophyta?

4. Draw and label a diagram of the member of the division Filicinophyta

5. (a)State three distinctive features of kingdom Plantae.

(b) Give the advantages of kingdom plantae

6. Briefly explain the following types of heterotropic nutrition

1.             Holozoic nutrition
2.             Saprophytic nutrition
3.             Symbiotic nutrition

7. Explain the meaning if the following

1.             Commensalism
2.             Parasitism
3.             Mutualism

8. Differentiate between:

1.             Chemotropic and phototropic nutrition
2.             Prokaryotics and Eukaryotics
3.             Herbivores and carnivores
4.             Epidemic and endemic diseases

9.(a) Why are human beings, cats and dogs regarded as omnivorous animals?

(b) Explain what will happen if the following are removed from plant or animal cell

1.     Nucleus
2.  Cell wall
3.                         Chloroplast
4.                         Mitochondrion

10. Discuss the advantages and disadvantages of artificial system of classification

PRESIDENT OFFICE REGIONAL ADMINISTRATION AND LOCAL GOVERNMENT

SECONDARY EXAMINATION SERIES 

COMPETENCE BASED ASSESSMENT

033 BIOLOGY FORM TWO 

MID-TERM EXAMS-MARCH – 2023 

Time: 2:30 Hours

INSTRUCTIONS

1. This paper consists of sections A, B and C with a total of ten (10) questions.
2. Answer all questions
3. Section A and C carry fifteen (15) marks each and Section B carry seventy (70) marks.
4. All writing must be in blue or black ink except drawing which must be in pencil.
5. Cellular phones and any unauthorized materials are not allowed in the assessment room.

SECTION A

1.  For each of items (i) – (x) choose the correct answer from among the given alternatives and write its letter in box provided.

1. An object to be observed under microscope in placed on the

1. Stage
2. Mirror
3. Objective lines
4. Eye piece
5. Adjusting knob

2. The basic importance of all laboratory rules is to

1. Avoid dirt in laboratory
2. Make students to admire laboratory
3. Prevent students from entering the laboratory
4. Reduce or stop accidents from laboratory
5. Reduce use of chemicals in Laboratory

3. A victim of electric shock can be sowed from danger of death by giving one of the following first Aid

1. Pouring a lot of water over victim
2. Pulling the victim away by hands
3. Removing the victim from the current by using metallic object
4. Turning off source of electricity
5. Praying for the victim

4. Which behavior is a risk behavior?

1. Alcoholism
2. Being patient
3. Eating eggs daily
4. Shaking hands with HIV infected people
5. Sharing toilet facilities with HIV infected persons

5. Jane eats food that lacks Iodine which disorder is she wisely to suffer?

1. Goiter
2. Night blindness
3. Pellagra
4. Rickets
5. Scurvy

6. Muscle fatigue in the body is caused by

1. Lack of carbon dioxide
2. Lack of Lactic acid
3. Lack of Oxygen
4. Pyruvic acid
5. Lack of Iron

7. Which of these Organism can photosynthesize

1. Fungi
2. Algae
3. Euglena
4. Bacteria
5. Paramecium

8. A substance that goes in and Out of cell are controlled by

1. Cytoplasma
2. Cell membrane
3. Vacuole
4. Tonoplast
5. Nucleus

9. Sudden increase in number of micro-organism an area is called?

1. Blooms
2. Growth
3. Eutrophication
4. Excessive growth
5. Weathering

10. The part of alimentary canal which rolls chewed food into bolus is called.

1. Tongue
2. Oesophagus
3. Pharynx
4. Epiglottis
5. Teeth

2. For each of items (i) – (x), write True if a statement is correct or false if a statement is not correct in space provided

1. Petrol and other chemicals can be stored in soda bottles and cupboards
2. Natural classification in based on evolutionary relationships
3. Xylem vessels transport water from roots to leaves
4. Kingdom is the largest rank in classification
5. Liverwort is a representative member of kingdom Fungi
6. Colon is a special site for absorption of food
7. Poor waste disposal may cause accidents at home and school
8. All bacteria are harmful to man
9. Digestion of protein starts in the mouth
10. Hydrochloric acid is secreted in duodenum to kill bacteria.

3. Match the Phrase in List A with responses in List B by writing the letter of responses below corresponding item number in a table;

3. Complete each of the following statements by writing the correct answer in spaces provided

1. A vitamin that helps you read properly by improving your vision
2. Vitamin that strengthens your teeth, gums and bones
3. Vitamin that helps your body stop bleeding
4. A vitamin that helps in blood clotting
5. A vitamin that protects your body from infections and diseases

SECTION B.

5. Explain briefly how would carry out the following tests

1. Millions test
2. Reducing sugar
3. Starch

(b) Outline adaptations of ileum in digestion and absorption of food.

6. (a)Give the meaning of photosynthesis

(b)Outline the roles of each raw material in photosynthesis

(c)What is the importance of photosynthesis?

7. (a)How does infection differ from diseases

(b)Name a disease that can be transmitted by

1. Sexual intercourse
2. Contaminated food and water

(c)Give four reasons why it is important to provide care and support to people living with HIV/AIDS

8. (a)Differentiate cell division and cell specialization

(b)Identify four differences between a plant cell and animal cell

(c)State adaptations of the following cells

1. Root hair cell
2. Sperm cells

9. (a)What is waste and waste disposal?

(b)Outline principles of waste disposal

(c)Outline diseases that can arise from poor waste draposal

10. When gardening Latifah saw the organism shown below

1. Help Latifah identify parts A, B, C, D and E
2. Name kingdom and Phylum (Division) of organism
3. Outline four economic importance of the organism

THE PRESIDENT’S OFFICE

MINISTRY OF EDUCATION, REGIONAL ADMINISTRATION AND LOCAL GOVERNMENT

COMPETENCE BASED SECONDARY EXAMINATION SERIES

BIOLOGY MID TERM EXAMINATION

FORM TWO-MARCH/APRIL-2022

Time: 2:30Hours

Instructions.

1.    This paper consists of section A, B and C with a total of 11 questions
2.    Answer all questions in section A and B and ONE question from section C.
3.    Section A carries 30 marks, section B 50 marks and section C 20  Marks
4.    All answers should be written in the spaces provided.
5.    All communication devices, calculators and any unauthorized material are not allowed in examination room.
6.    Write your number on every page of your answer booklet.

1.       Question (i – x) is multiple choice items. Select the best answer in each case and write its letter in the chart provided

1.      Biology is the branch of science which deals with the study of

1.      Plants and animals
2.      Living things and non living things
3.       Living things
4.      Zoology and botany

2.    The reason why we study biology one is that

1.      We should be competent in the subject
2.      We want to improve the standard of living
3.       We want to teach students
4.      We want to be spokes mans of biologists

3.  The ability of organisms to detect changes in their environment is termed as 

1.      Irritability
2.      Movement
3.       Reproduction
4.      Nutrition

4.  The reason of having laboratory rules in laboratory is 

1.      To make it smart and attractive
2.      To make students uncomfortable
3.       To show how teachers we are strict
4.      To minimize danger/hazards

5.    In this way you can preserve alive and terrestrial plants

1.      In the dam
2.      Using cage
3.       Botanical garden
4.      Museum

6.  The organelle whose function is to transport protein and fats is

1.      Ribosome
2.      Golgi apparatus
3.       Endoplasmic reticulum
4.      Centrosome

7. The group of organs which join together and work as a functional unit is ……

1.      Tissue
2.      Organ
3.       System
4.      Organism

8.   A person bite by a snake is  advised not take alcohol why?

1.      Because he can be bite by another  snake again
2.      Since the ant-venom wont work
3.       He want assist professionals to  identify snake type
4.      Since will increase heart rate and  spread of venom quick

9.     A plant cell type which has no  chloroplast is ………….

1.            Palisade cell
2.            Collenchyma’s cell
3.             Root hair cell
4.            Parenchyma cell

10.                       Body tube to the microscope has the following function

1.            Hold eye pieces and revolving nose piece
2.            Concentrates light reflected by mirror
3. Holding objectives in place
4.   Reflect light to the object
   2.       The following statement is either true or false so write T to the true statement      and F to the false statements. 

1.      Biologist is a person who study more about animals ______
2.    We get knowledge to preserve environment so biology is not important _____
3.  When a person has being burnt apply iodine tincture _________
4.  We put chemicals and apparati for emergency treatment in first aid kit ____
5.          Bacteria is prokaryotic ______
6.  The smallest unit of life is a cell _______
7. Mitochondria is a site for cellular respiration __________
8.   When cleaning lenses of microscope ethanol is recommended
9.  Heart, root, shoot, liver are organs 
10.    Red blood cells has no nucleus due to bad creation of God

3.    Match the sentence in list A with those in list B

LIST A.

4.  Complete each of the following statements by writing the correct answer in the spaces provided.

1. Finger like projections that helps in digestion of food................................
2. Movement of food along alimentary canal..............................................
3.                    Feeding of dead decaying matter.....................................................
4.                    Digestive juice that contains three enzymes.................................
5. Loss of water in plants in form of droplets........................................................

SECTION B (50 Marks)

Answer all questions in this section.

5. a) Draw and label the structure of animal cell .

b) Mention four importance of first aid to an individual.

 6. a) Explain how will you help a victim of drowning

 b) State and explain three principles of   waste disposal.

7. (a) Explain briefly how cell membrane is made 

(b) Give two function of plasma membrane 

(i) __________________________________________

(ii) __________________________________________

(b)  Explain four principles of cell theory

  8. A) Mention five (5) laboratory rules you know 

 b) Mention five causes of accidents in the laboratory.

 9. i) Draw the following apparatus found in the laboratory. 

(a) Funnel      

 (b) Beaker

(c) Measuring cylinder   

 (d) Test tube 

II)  List four importance of studying biology.

SECTION C (20 Marks) Answer one (1) question from this section

10. WRITE an essay on balanced diet using the following subheadings;

•    Meaning of a balanced diet
•    Components of balanced
•    Importance of  each component
•    Deficiency diseases which may results when a person does not eat a balanced diet
• Two factors which contribute to lack of a balanced diet  among  children in Tanzania

11. Write the essay on cholera under the following subheading 

• cause
• transmission
• symptoms 
• Prevention. 

THE PRESIDENT’S OFFICE MINISTRY OF EDUCATION, REGIONAL ADMINISTRATION AND LOCAL GOVERNMENT

SECONDARY EXAMINATION SERIES

BIOLOGY MID TERM EXAMINATION

FORM TWO-2021

Time: 2:30Hours

Instructions.

1. This paper consists of section A, B and C with a total of 11 questions
2. Answer all questions in section A and B and ONE question from section C.
3. Section A carries 30 marks, section B 50 marks and section C 20 Marks
4. All answers should be written in the spaces provided.
5. All communication devices, calculators and any unauthorized material are not allowed in examination room.
6. Write your number on every page of your answer booklet.

SECTION A (30 Marks)

Answer All questions in this section.

1. For each of the items (i)-(x), choose the correct answer from the alternatives given.

1. Which of the following is best use of adhesive bandage?

1. Cleaning the wound
2. Covering small wound
3. Cleaning wound to kill germs
4. Applying medicine

2. Which of the following is not a cause of muscle cramps?

1. Poor coordination of muscles
2. Cold weather
3. Drinking alcohol
4. Excessive salts in the body

3. Form one students were injected with a readymade vaccine against snake bites. That type of vaccination is an example of;

1. Passive artificial
2. Passive natural immunity
3. Active artificial immunity
4. Active natural immunity

4. Tumaini has a new born baby. She is worried about measles. Tumaini can prevent her baby against measles by;

1. Active artificial immunity
2. Artificial passive immunity
3. Active natural immunity
4. Natural passive immunity

5. Which of the following is not a requirement of personal Hygiene?

1. Tooth brush and tooth paste
2. Soap and clean water
3. Mobile phone
4. Towels

6. Which of the following is not a characteristic of a virus?

1. They reproduce when inside the host cell
2. Have complex membraned cell organelle
3. They have a protein coat called capsid
4. They have capsids

7. Which of the following is an advantage viruses

1. They cause diseases
2. They are source of protein
3. They can attach and kill bacteria
4. Lead to large scale epidemics

8. Which of the following is not a feature of bacteria?

1. They are unicellular
2. All are parasitic
3. They prokaryotic
4. They can produce through binary fusion.

9. The following are phyla in kingdom fungi. Which one is not?

1. Bryophyta
2. Ascomycota
3. Zygomycota
4. Basidiomycota

10. Which one of the following is a characteristic of division Bryophyta?

1. Plant body is not differentiated into roots, leaves and stem.
2. They have well developed conductive tissues.
3. The plant body is made up of hyphae.
4. They store glycogen.

2. Choose a word or a phrase from LIST A which matches or corresponds with response in LIST B and write the answer in the space provided.

3. The following statements are either correct or incorrect. Write TRUE for a correct statement and FALSE for an incorrect statement.

1. all bacteria are harmful
2. protoctists are heterotrophic in nature

3. euglena bloom are beneficial to fish
4. paramecium has a contractile vacuole which regulates amount of water
5. amoeba reproduces by binary fission
6. viruses reproduces by cell division
7. most viral diseases can easily be cured
8. bacteria can be used in sewage treatment, by feeding on it and rendering chemicals harmless
9. paramecium is an example of a complex cell
10. the eye spot in euglena is used in photosynthesis

4. Fill in the spaces below with the correct word or phrase

1. When the pathogens enter the body they may produce  . . . . . . . .  . . . . . . . . . . . . . . . .  . . . . . . . . . . . . . . . .  . . 

(ii) Any foreign substance which enters the body is called . . . . . . . .  . . . . . . . . . . . . . . . .  . . . . . . . . . . . . . . . .  . . 

(iii) Pathogens and their toxins are examples of . . . . . . . .  . . . . . . . . . . . . . . . .  . . . . . . . . . . . . . . . .  . . 

(iv) Babies get immunity from their mothers through . . . . . . . .  . . . . . . . . . . . . . . . .  . . . . . . . . . . . . . . . .  . . 

(v) Introduction of weakened microbes into our body to offer protection is called. . . . . . . .  . . . . . . . . . . . . . . . .  . . . . . . . . . . . . . . . .  . . 

SECTION B (50 Marks)

Answer all questions in this section.

5. a) What is a virus

b) Give reasons to support that viruses are;

i) Non-living

ii) Living things

6.List the following;

1. Three advantages of fungi
2. Two disadvantages of mosses
3. Four divisions of kingdom plantae.

7. (a) what are muscles cramps

b) Give the causes of muscle cramp

c) Mention ways of preventing muscle cramps

8. a) Name one disease that is caused by the following;

i) Amoeba

ii) Paramecium

iii) Plasmodium

b) Draw and label clearly the structure of amoeba.

9. (a) distinguish between;

i) Food preservation and food storage

ii) refrigeration and freezing

iii) curing and smoking

b) Explain how the following methods can be used to preserve food

i) Smoking

ii) Pasteurization

iii) Using additives

SECTION B (20 Marks)

Answer One Question from this section

10. (a) What is waste?

(b) What is waste disposal

(c) Mention ways of disposing waste at home

(d) Describe the effects of poor waste disposal

11. Using examples, discuss the economic importance of Kingdom Fungi

PRESIDENT’S OFFICE

MINISTRY OF EDUCATION AND VOCATIONAL TRAINING

MID TERM EXAMINATIONS- MARCH 2020

033        BIOLOGY

Duration: 2:30 Hours

Instructions.

1. This paper consists of sections A, B and C with a total of eleven (11) questions.
2. Answer all questions in section A and B and one (1) question from section C
3. All writing must be in blue or black ink except drawing which must be in pencil.
4. Calculators, cellular phones and any unauthorized materials are not allowed in the examination room.
5. Write your Examination Number at the top right corner of every page.

SECTION A (30 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) An experiment usually tests:

1.              Application
2.               Evaluation
3.               Hypothesis
4.              Problem identified

(ii) Animals show irritability; this means they:

1.              Always move
2.               Are capable of growing
3.               Reproduce
4.              Respond to stimuli

(iii) The movement of substances in and out of the cell is controlled by:

1.              Cell membrane
2.               Cell wall
3.               Cytoplasm
4.              Vacuole

(iv) The ability of the human body to resist infections caused by micro organisms is known as:

1.              Immunity
2.               Inoculation
3.               Treatment
4.              Vaccination

(v) One of the following is not a risky behavior.

1.              Accepting favours and gifts from people of the opposite sex
2.               Having many sexual partners
3.               Keeping good company and avoiding immoral friends
4.              Using drugs such as bhang and cocaine.

(vi) Rickets in children and osteomalacia in adults are conditions caused by lack of:

1.              Vitamin A
2.               Vitamin B
3.               Vitamin C
4.              Vitamin D

(vii) Which of the following will be a step to follow in a scientific procedure after formulating a hypothesis?

1.              Conclusion
2.               Experimentation
3.               Observation
4.              Problem identification

(viii) The best evidence that two organisms belong to the same species is that they:

1.              Can breed with other organisms which are not of their kind
2.               Live in the same habitat and have similar ways of nutrition
3.               Produce fertile off- springs when interbred under natural conditions.
4.              Produce infertile off – springs when interbred.

(ix) One of the following diseases is non – communicable:

1.              Cholera
2.               Kwashiorkor
3.               Malaria
4.              Tuberculosis

(x) Absorption of food takes place in the:

1.               Large intestine
2.               Liver
3.               Small intestine
4.              Stomach

2. The following statements are either correct or not correct. Write TRUE if the statement is correct or FALSE if the statement is not correct.

(i)     A cell is the basic functional unit of life

(ii)  A victim of an electric shock should be moved by using metallic object

(iii) Sexually Transmitted Diseases can be treated using painkillers

(iv) The best way to dispose clinical syringes is by recycling

(v)   The use of unsterilized surgical and skin piercing tools can lead to HIV/AIDS transmission

(vi) A group of interdependent organisms living in an environment is called a community

(vii) Animal cells have no chloroplasts

(viii)  Maintaining personal hygiene reduces the risk of infection

(ix) Proteins in the diet are needed for growth and repair

(x)   Malaria is transmitted by a plasmodium

3.

b. Complete each of the following statements by writing the correct answer in the space provided.

(i)     The elements required in large quantities are called………………..

(ii)  The loss of nutrients into ground due to water logging…………….

(iii) Classification based on external features only……………

(iv)  Have two life-cycles which alternate to complete life………………

(v)   Organisms that feeds on dead decaying matter………

SECTION B 50 Marks

4. (a) Describe the procedures of giving First Aid to a victim of a snake bite.

    (b) Give a reason as to why it is necessary to put on gloves when giving first Aid to a bleeding person.

5. (a) What is classification?

    (b) List four advantages of fungi

    (c) Outline two disadvantages of fungi

6. (a) (i) What do you understand by the term “laboratory”?

          (ii) Outline four qualities of a good laboratory

    (b) Mention one function of each of the following apparati:

(i)     Petri dish

(ii)  Mortar and pestle

(iii) Hand lens

(iv) Thermometer

7. (a) What is meant by the term “agent of diseases”?
    (b) Name the agent for each of the following diseases:

(i)     Common cold

(ii)  Cholera

(iii) Dysentery

(iv) Bilharzia

8. (a) What do you understand by the term “Puberty”

    (b) Mention four requirements of personal hygiene

    (c) State two ways of maintaining personal hygiene during puberty.

9. (a) What do you understand by the term “water borne diseases” as used in Biology?

………………………………………………………………………………………………………………………………………………………………………………………………………………………………

     (b) Name any three water borne diseases.

(i)     ……………………………………………………………………

(ii)  ……………………………………………………………………

(iii) ……………………………………………………………………

     (c) What would happen if a health person drinks unboiled water contaminated with the following?

 (i) Salmonella typhi…………………………………………………………………………………..

 (ii) Entamoeba histolytica……………………………………………………………………………

SECTION C

Essay writing:

10. Write an essay on kwashiorkor using the following guidelines:

• Meaning
• Cause
• Symptoms
• Effects
• Prevention and control

11. Write an essay on tuberculosis using the following guidelines:

• Cause
• Transmission
• Signs/symptoms
• Effects
• Prevention and control