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