JSS 2 Biology - First Term Exam
- 1. 1. The ways in which organisms survive in their various habitat is called --------
A) Adaptation B) Habitation C) Development D) Observation
- 2. 2. Cricket and cancer resistant rat are some of the organisms that live on ------
A) On the ground B) Subterranean C) On the tree D) Inside water
- 3. 3. The history of a family exposing how all the people are related to one another is called -----------
A) Genealogy B) Archaeology C) Palaeontology D) Synecology
- 4. 4. The earliest scientist that presented an organized study on heredity was --------
A) T. Mendelev B) Neils Bohr C) Johann Gregor Mendel D) John Dalton
- 5. 5. ---------- traits are the subjugated traits in a family which for a while remain dormant in a generation.
A) Recession B) Dormant C) Dominant D) Recessive
- 6. 6. The following are importance of family trait except ----------
A) To detect crime B) To predict genotype frequency C) Determine a future career D) Find a lost family
- 7. 7. One of the following is not a developmental stage in man.
A) Labouring stage B) Adolescence C) Adulthood D) Infancy
- 8. 8. The following indicate changes in growth except ---------
A) Increase in weight B) Increase in size C) Increase in mindset D) Increase in height
- 9. 9. The organism that provides food for all other organisms in the ecosystem is ---------
A) Producer B) Carnivore C) Consumer D) Decomposer
- 10. 10. The organisms that feed on both plants and animals are referred to as --------
A) Carnivores B) Producers C) Omnivores D) Herbivores
- 11. 11. Network of interconnected food chains in an ecosystem is called ---------
A) Food web B) Food chain C) Food tray D) Energy level
- 12. 12. Periwinkles and lobsters are found in --------
A) Estuarine B) Salt water C) Fresh water D) Marine habitat
- 13. 13. The freshwater habitats include the following except -------
A) Ponds B) Lakes C) Streams D) Oceans E) Rivers
- 14. 14. A region where freshwater meets the saltwater is known as -------
A) Lakes B) Streams C) Marine D) Estuarine
- 15. 15. The webbed feet of duck is an adaptive feature for ---------
A) Swimming B) Flying C) Crawling D) Jumping
- 16. 16. _________________ is defined as the increase in size and weight as a result of increase in the number of cells in the body.
- 17. 17. Cerebellum and medulla oblongata are found in which part of the brain?
- 18. 18. The basic unit of inheritance is called ________________________
- 19. 19. The part of brain that serves as the centre for intelligence and memory, speed and sense of smell is called ________________________
- 20. 20. Weak and fragile, very rapid growth are characteristics of ________________________.
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