Jamb 1995 Biology Questions
Question 31:
In a food chain involving a primary producer, a primary consumer as well as a secondary consumer, the sharing of trophic energy is in the form that the
- A The primary consumer has more energy than the primary poducer
- B Secondary consumer takes up all the energy contents of the primary consumer
- C Energy is shared equally between the three groups of organism
- D Secondary consumer gets only a small portion of the energy contained in the primary producer
Question 32:
In spite of the removal of carbondioxide from the atmosphere, its amount remains more or less constant because
- A It is produced by green plants during photosynthesis
- B It is produced during respiration of animals
- C It is absorbed inn ocean water
- D Green plants release it during the day
Question 33:
In a tropical rain forest, non-epiphytic ferns and allies occur as
- A Middle storey species
- B Upper storey species
- C Shade-loving species
- D Emergent species
Question 34:
Colonization of a bare rock surface is termed
- A Evolution
- B Specification
- C Primary succession
- D Secondary succession
Question 35:
Which of the following is a measure for the control of bilharzia?
- A Cutting low brushes around homes
- B Application of molluscicides in water bodies
- C Screening windows and doors with mosquito nets
- D Application of herbicides in water bodies