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