Jss3 First Term Examination on Biology 2025/2026 Academic Session

Welcome to your Jss3 First Term Examination on Biology 2025/2026 Academic Session

1. What are the three specific functions of the nervous system

2. The central nervous system includes the ___

3. The peripheral nervous system includes

4. The afferent division of the nervous system functions on

5. A neuron that transmits nerve impulses from the central nervous system to muscles ,gland and other organs is a/an

6. Where is ozone layer primarily located

7._____ is the primary function of the ozone layer

8. What is the main cause of ozone depletion

9. Extensive planting of trees to increase forest cover is called ___

10. Soil erosion can be prevented by

11. What are natural hazards

12. Which of the following is an example of geological natural hazards

13. Which part of the nervous system controls reflex actions

14. The electrical potential difference between outside and inside of a nerve axon before excitation is known as ____

15. Reflex arc consists of the

16. Dorsal root of spinal nerves cintains

17. Which of the following is not involved in voluntary actions

18. The response to a stimulus is known as ___

19. Nerve impulse is conducted toward the cell body through ____

20. Which of the following is odd in the group

Subjective Questions

1. The central nervous system is made up of ___&___

2. _____ is the washing away of plant nutrients down deep beyond the reach of plant root

3. Another name for impulses is ____

4. Animals without spinal cord are other wise called ___

5. Who is the father of genetics?

6. Afforestation regees to ______

7. Cutting of trees on a large scale is called _____

8. What is the meaning of CFCs?

9. The pia mater can as well be called ____

10. _____ is the collective name for the membranes of the Brain

Theory; Answer question number one composorily and any other two of your choice.

1a). Draw and label the structure of human brain (1b) State five functions of the labeled parts (1C) Describe the structure of the brain

2a). Define nervous system 2b) list and explain the makeup of the CNS

(3a). Explain the term reflex arc 3b). Sketch the generalizes reflex pathway 3C) in a tabular form, list five voluntary and five involuntary actions

4a). Write on the following Ozone depletion Ozone layer Global warming (4b). Draw and label the diagram of a neuron

Leave a Reply

Your email address will not be published. Required fields are marked *