🌊PAPER 30-Qns

 

HOLIDAY PACKAGE

BIOLOGY - FORM ONE

PAPER NO1

SECTION A (16 Marks) Answer ALL questions in this section

For each of the following items (i) – (x) choose the correct form among the alternatives and writes its letter in the box provided

i. If you are asked to prepare a first aid kit with its components which of the following will not include? (a) Iodine tincture

2. Medicine to cure diseases

3. A pair of scissors (d) Sterilized cotton wool

ii. Which of the following is risky behavior?

1. Accepting favors and gifts from parents

2. Having many sexual partners

3. Keeping good company and avoiding immoral friends (d) Shaking hands with HIV/ AIDS infected individuals

iii. Which of the following organelles controls the movement of substances in and out of the cell?

1. Plasma membrane

2. Vacuole

3. Cell wall (d) Cell nucleus

iv. Farmers in a certain village found their maize crops have yellow leaves with dead spots at the margin and tips, which minerals do the maize crop lack?

1. Calcium

2. Molybdenum

3. Phosphorus

4. Potassium

v. 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?

1. Vaseline

2. Spirit

3. Liniment

4. Scissors

vi. The following group of organisms belongs to the same kingdom

1. Bat, whale, amoeba

2. Bacteria, yeast, liverwort

3. Grasshopper, bat, fish (d) Amoeba, Housefly, Mosquito

vii. The body is protected against pathogens by:(a) Bone marrow

2. Erythrocytes

3. Thrombocytes (d) Leukocytes

viii. In biological experiment the aim of an experiment is to:

1. Predict the problem

2. Confirm the result

3. Identify the problem (d) Test the hypothesis

ix. Which of the following characteristics of living things is the basic difference between plants and animals? (a) Growth

2. Movement

3. Nutrition (d) Irritability

x. A kidney is an example of

1. A tissue

2. An organ

3. A system

4. An organelle

ANSWERS

I	II	III	IV	V	VI	VII	VIII	IX	X

2. Match the phrase in LIST A with responses in LIST B by writing the letter of the correct response in a table provided

LIST A				LIST B
Breaking down of food substances within a cell to release energy Process by which living things produce new individuals of own kind Process of removing metabolic waste products from the body of organism Process of taking in food synthesizing it, digesting and oxidizing it to release energy				Excretion Nutrition Reproduction Respiration Irritability Growth Movement Locomotion
v. Ability of an organism to respond to stimulus				I. Death
ANSWERS
I	II	III	IV		V

SECTION B (70 Marks) Answer ALL questions

3. During an experiment that involved two sample 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

1. Identify types of cells observed in a sample A and B respectively

_____________________________________________________________________________________

_____________________________________________________________________________________

_____________________________________________________________________________________

2. Write three (3) points differentiate the types of cells observed in sample A and B

i. ________________________________________________________________________________________________________________________________________________________________________

ii. ________________________________________________________________________________________________________________________________________________________________________

Iii. _____________________________________________________________________________________________________________________________________________________________________

(c) Draw a well labelled diagram of cell observed in sample A and B respectively

In sample A

In sample B

4. The ability of a body to resist against infections and diseases is influenced by some factors

(a) State six (6) factors which affect that body status

i.____________________________________________________________________________________

ii.___________________________________________________________________________________

iii. __________________________________________________________________________________

iv. __________________________________________________________________________________

v. __________________________________________________________________________________

b) Differentiate disease from infection

__________________________________________________________________________________________________________________________________________________________________________

(c) Outline three (3) advantages of the members of the phylum you mentioned in (b) above

i.____________________________________________________________________________________

ii.___________________________________________________________________________________

iii.__________________________________________________________________________________

(d) Suggest the kingdom in which the observed organism belongs. Give three (3) reasons to support your answer suggests

Kingdom ___________________________________________________________________________

Reasons

i.___________________________________________________________________________________

ii.___________________________________________________________________________________

iii. __________________________________________________________________________________

5. (a) Differentiate between a pandemic and endemic disease.

____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

(b) How is communicable and non-communicable disease? Give example in each

_________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

(c) A child complains to her mother that she has headache and pains in joints, she also feels uneasy, vomits and has abdominal pains. Her mother realized that the child also has a fever so she took 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

(a) _________________________________________________________________________________

(b) _________________________________________________________________________________

(c) _________________________________________________________________________________

6. (a) Suppose you are invited by the headmaster of Mapinduzi secondary school to attend the laboratory building meeting. Which conditions will you advance to be owner of the school to consider building a laboratory with the required standards?

Give five (5) points

(i) __________________________________________________________________________________

ii. ___________________________________________________________________________________

iii. __________________________________________________________________________________

iv. __________________________________________________________________________________

v. __________________________________________________________________________________

(b) With three (3) points explain how a biology laboratory differs from other school facilities

i. ______________________________________________________________________________________________________________________________________________________________________

ii. ______________________________________________________________________________________________________________________________________________________________________

iii. _______________________________________________________________________________________________________________________________________________________________________

7. (a) What do you understand by the term binomial nomenclature

_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

(b) Explain four (4) rules observed in binomial nomenclature

(i) _______________________________________________________________________________________________________________________________________________________________________

ii. ________________________________________________________________________________________________________________________________________________________________________

iii. _______________________________________________________________________________________________________________________________________________________________________

iv. _______________________________________________________________________________________________________________________________________________________________________

8. A person got into a bicycle accident and was badly injured. If you are the first person to reach an accident area.

(a) Name the assistance that you are recommended to give to him at the time after the accident

_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

(b) Why do you advise other people to give the same help in case they face a similar situation? Give four (4) points to support your answer.

1. _______________________________________________________________________________________________________________________________________________________________________

2. _______________________________________________________________________________________________________________________________________________________________________

3. ______________________________________________________________________________________________________________________________________________________________________

4. __________________________________________________________________________________ _____________________________________________________________________________________

(c) Give five (5) precaution that should be taken in giving the assistance named in a(i) to a victim of snake bite

1. _______________________________________________________________________________________________________________________________________________________________________

2. _______________________________________________________________________________________________________________________________________________________________________

3. ______________________________________________________________________________________________________________________________________________________________________

4. ______________________________________________________________________________________________________________________________________________________________________

5. _____________________________________________________________________________________________________________________________________________________________________

9. Analyze four methods of getting rid of unwanted materials in an environment.

1. _______________________________________________________________________________________________________________________________________________________________________

2. _______________________________________________________________________________________________________________________________________________________________________

3. ______________________________________________________________________________________________________________________________________________________________________

4. ______________________________________________________________________________________________________________________________________________________________________

SECTION C(15 Marks)

Answer question number ten (10) in this section

10. Corona is a widespread problem in the world. Countries have attempted to eradicate the disease but they have not been very successful. As form one biology student educate your community about corona disease using the following guide lines

1. Caustic agent

2. Mode of transmission

3. Symptoms (4 points)

4. Side effects (2 points)

5. Prevention measures (4 points)

PAPER No. 02

1. Question (i)-(x) are multiple choice items. Write down the correct letter of the answer in each case

1. Modern chemical containers carry special chemical warning signs which are;

   1. Explosive, toxic, and corrosive

   2. Explosive, additive and corrosive

   3. Explosive, oxidizing agent and toxic

   4. Flammable, explosive and concentrated

2. A person with a deficiency of vitamin c is likely to become a victim of:

   1. Beriberi

   2. Rickets

   3. Night blindness

   4. Scurvy

3. An example of a mammal which lays eggs is:

   1. A whale

   2. A kangaroo

   3. A bat

   4. Platypus

4. Organisms which can interbreed and produce fertile off-springs usually belong to the same: a) Genus

2. Species

3. Class

4. Family

5. The difference between a bacterium and amoeba is that a bacterium possesses:

   1. A cell wall

   2. Cytoplasm

   3. Chloroplast

   4. Cell membrane

6. The scientific reason for putting a bat and a bird in the same group is that both:

   1. Can fly

   2. Have two wings

   3. Chloroplast

   4. Have a backbone

7. In naming organisms, two names are used:

   1. One is generic name and the other is specific name

   2. One is phylum and other is order

   3. One is local and other is scientific

   4. One is group name and other is specific

8. In the microscope the eye piece readsx10 and objectives lens readx40, the total magnification is:

   1. 400tines

   2. 200 times

   3. 300 times

   4. 40 times

9. Plant structure associated with water and mineral salts transportation is known as:

   1. Cortex

   2. Species

   3. Xylem

   4. Phloem\

10. Which of the following is true about viruses?

    1. They are the smallest living cells

    2. They can have both living and non-living characteristics

    3. They have no effects to plants

    4. They possess both DNA and RNA

2. Match the function of parts of all in List A with the corresponding part in List B. by writing the letter of the correct response beside the item number in your answer sheet.

ListA	List B
	Cilia Contractile vacuole Cell wall Cytoplasm Nuclei Cellulose Pellicle Food vacuole Mitochondria

SECTION B (70 Marks)

Answer all questions

3. (a) All scientists in the world have the rules in writing scientific names of living things or organisms. As a form one student proves those rules that are used by scientists all over the world in writing scientific names. (Give five points)

(b) In our environment mostly is surrounded with pieces of papers which have been thrown by the people to the environment. Show the role played by waste recycling to the environment. (Give five points)

4. Explain how the following are important in animal cells and what will happen if they are released.

   1. Nucleus

   2. Cell membrane

   3. Cytoplasm iv) Mitochondria

5. The teacher entered the class room and asked his student to explain about groups of living things, but the student failed. Help them by naming five groups of living things.

6. Biology teacher enter the class and ordered the student to draw a well labeled diagram of animal cell and show the parts responsible for the following.

   1. Protects and give the cell a definite shape

   2. Site for chemical reaction

   3. Home of hereditary materials

   4. Allows sensitive movements of substances across the cell

7 (a) How can you maintain good manners when you are invited for dinner at your friend's house? (Give five points)

(b) According to the information that is given by the United Republic of Tanzania it is said that one of the regions which is leading for the HIV and AIDS infection is Iringa. As a form one student shows four stages of HIV and AIDS.

8 (a) The family of Kengele’s within five years they lived without getting infections and diseases. As a form one student explains ways used by Kengele’s family to maintain good health.

(Give three points)

(b)In 1665, Robert Hooke, an English scientist, designed a microscope and used it to examine cork from the bark of a tree. He noticed that the cork was made up of many box-like units which were packed up together to form a honeycomb. He called these units cells. Enlighten the constituents of his cell theory that were used by Robert Hooke, an English scientist. (Give five points)

9. With the aid of diagram explain the following

1. Blood cell which destroy harmful microorganisms

2. Blood cell which contain hemoglobin which carries oxygen

3. The cell which fertilize the female egg iv) Cell which contain large amount of chloroplast

v) Cell which control opening and closing of stomata

SECTION C (15 Marks) Answer question number 10

10. With the aid of diagrams show the distinctive features of Paramecium sp.

Get a Copy