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1.Post COVID-19 scenario has huge implications almost for all the professions. What are its implications for the university education?

7. State two characteristics features of members of division bryophyte

( 2 marks)

8. State two ways in which some fungi are beneficial to humans ( 2 marks)

9. Other than having many features in common state the other characteristics of species ( 1 mark)

10. Beside the abdomen, name the other body part of members of arachnida

( 1 mark)

11. Name the phylum whose members possess notochord. ( 1 mark)

12. Name the class in the phylum arthropoda which has the largest number of individuals ( 1 mark)

13. To which class does an animal with two body parts and four pairs of legs belong? ( 1 mark)

14. (a) Name two organisms that cause food spoilage ( 2 marks)

(b) Name two methods of food preservation and for each state the biological principal behind it. ( 2 marks)

15. (a) List two characteristics that mammals share with birds ( 2 marks)

(b) State two major characteristics that are unique to mammals ( 2 marks)

16. What two characteristics distinguish animals in phylum chordata? ( 2 marks)

17. The diagram below shows a plant

(a) Name the parts labeled A and B (2 marks)

(b) Name the division to which the plant belongs ( 1 mark)

(c) Which is the dominant generation of the plant in the diagram? (1 mark)

(d) State three characteristics of the organisms in the division named (b) 

above?

18. What three characteristics are used to divide the arthropods into classes?

( 3 marks)

19. (a) Write two differences between algae and fungi ( 2 marks)

(b) Give the economic importance of algae ( 1 mark)

20. (a) What is alteration of generations? ( 3 marks)

(b) Name two divisions in plant kingdom that shows alternation of generation

( 2 marks)

21. (a) A millipede, grasshopper and crayfish all belong to phylum arthropoda.

Mention three major characteristics that they have in common. (3 marks)

(b) The specific name of Irish potato is solanum Tuberrasum

(i) Identify two errors that have been made when writing the name

(ii) What is the species name of Irish potato?

(c) An ecologist came across a plant with the following characteristics, green in colour, non- flowering, compound leaves and sori on the underside of the leaflets. State the probable division of the plant. ( 1 mark)

22. An organism with an exoskeleton, segmented body, two pairs of legs per segment, a pair of eyes and a pair of short antennae belongs to the class ( 1 mark)

23. List the main characteristics that are used to sub- divide arthropods into classes

( 2 marks

24. Name the main method of reproduction among bacteria. ( 1 mark)

SCIENCE
HEALTH SCIENCE
NURSING

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