NAME: …………………………………………… CLASS: …………. ADM: ……….
BIOLOGY
FORM 2
APRIL 2025 ASSIGNMENT
INSTRUCTIONS
Answer all the questions
1. Define the term transport. (1mk)
2. State two importance of transport in living organisms. (2mks)
3. State the differences between a monocotyledonous stem and a dicotyledonous stem. (2mks)
4. Name the process by which mineral salts enter the plant. (1mk)
5. State the functions of roots in plants. (2mks)
6. Define the term transpiration. (1mks)
7. State two importance of transpiration to plants. (2mks)
8. Name the three types of transpiration. (3mks)
9. State three forces involved in the conduction of water and mineral salts through the roots to the leaves. (2mks)
10. Explain how the following structural factors and environmental factors affect the rate of transpiration.
a) Cuticles. (2mks)
b) Stomata (2mks)
c) Temperature (2mks)
d) Humidity (2mks)
11. Name the two types of cells that make up the xylem tissue. (2mks)
12. Name the main chemical substance that forms the thickening in xylem vessels. (1mk)
13. State 2 adaptations of the xylem vessels to their functions. (3mks)
14. Name the branch of Biology involved in each of the following. (3mks)
a) Study of inheritance and variations.
b) Study of cells
c) Study of parasites
15. Describe what each of the following branches of Biology involves. (3mks)
a) Ecology –
b) Entomology –
c) Microbiology -
16. List four professional occupations in which the study of biology is important.
(4mks)
17. Differentiate between growth and development. (2mks)
18. Give four reasons why animals move from one place to another. (4mks)
19. Complete the table below appropriately. (6mks)
Branch of biology Name of scientist who specializes in Name of study
it.
i. Zoology ii. iii.
i. ii. Ecologist iii.
i. ii. iii. Study of fungi
20. How does nutrition as a characteristic of living organism differ in plants and animals?
(2mks)
21. State the importance of each of the following in living organisms. (2mks)
a) Nutrition –
b) Excretion –
22. A car produces energy, moves about and produces waste products yet it is regarded as a non-living thing. Explain
this observation. (4mks)
23. Make a well labeled diagram of a magnifying lens. (4mks)
24. (a) Explain the meaning of the term Binomial nomenclature. (1mk)
(b) State the three rules used in Binomial nomenclature. (3mks)
25. Name the taxonomic units of classification in ascending order.(7mks)
26. The scientific name Lantana camara refers to a green herbaceous plant. Other related plants include; Lantana
trifoliate and Vitex rifoliate .
a) From the list, identify the plants belonging to the same genus. (2mks)
b) From the name Lantana Camara, which name represents:-
i) Genus name (1mk)
BIOLOGY
FORM 2
APRIL 2025 ASSIGNMENT
INSTRUCTIONS
Answer all the questions
1. Define the term transport. (1mk)
2. State two importance of transport in living organisms. (2mks)
3. State the differences between a monocotyledonous stem and a dicotyledonous stem. (2mks)
4. Name the process by which mineral salts enter the plant. (1mk)
5. State the functions of roots in plants. (2mks)
6. Define the term transpiration. (1mks)
7. State two importance of transpiration to plants. (2mks)
8. Name the three types of transpiration. (3mks)
9. State three forces involved in the conduction of water and mineral salts through the roots to the leaves. (2mks)
10. Explain how the following structural factors and environmental factors affect the rate of transpiration.
a) Cuticles. (2mks)
b) Stomata (2mks)
c) Temperature (2mks)
d) Humidity (2mks)
11. Name the two types of cells that make up the xylem tissue. (2mks)
12. Name the main chemical substance that forms the thickening in xylem vessels. (1mk)
13. State 2 adaptations of the xylem vessels to their functions. (3mks)
14. Name the branch of Biology involved in each of the following. (3mks)
a) Study of inheritance and variations.
b) Study of cells
c) Study of parasites
15. Describe what each of the following branches of Biology involves. (3mks)
a) Ecology –
b) Entomology –
c) Microbiology -
16. List four professional occupations in which the study of biology is important.
(4mks)
17. Differentiate between growth and development. (2mks)
18. Give four reasons why animals move from one place to another. (4mks)
19. Complete the table below appropriately. (6mks)
Branch of biology Name of scientist who specializes in Name of study
it.
i. Zoology ii. iii.
i. ii. Ecologist iii.
i. ii. iii. Study of fungi
20. How does nutrition as a characteristic of living organism differ in plants and animals?
(2mks)
21. State the importance of each of the following in living organisms. (2mks)
a) Nutrition –
b) Excretion –
22. A car produces energy, moves about and produces waste products yet it is regarded as a non-living thing. Explain
this observation. (4mks)
23. Make a well labeled diagram of a magnifying lens. (4mks)
24. (a) Explain the meaning of the term Binomial nomenclature. (1mk)
(b) State the three rules used in Binomial nomenclature. (3mks)
25. Name the taxonomic units of classification in ascending order.(7mks)
26. The scientific name Lantana camara refers to a green herbaceous plant. Other related plants include; Lantana
trifoliate and Vitex rifoliate .
a) From the list, identify the plants belonging to the same genus. (2mks)
b) From the name Lantana Camara, which name represents:-
i) Genus name (1mk)
