Biology Past Questions And Answers
1821
Movement and positions of the head in man are detected by the
- A) cochlea
- B) mallues
- C) utriculus
- D) semicircular canals
1822
In a food chain the position occupied by an organism is called
- A. the trophic level
- B. energy level
- C. the feeding level
- D. the habitat level
1823
Metamorphosis is a biological process that involves
- A. The growth and development of an organism from a zygote to an adult
- B. The change in form and structure during the life cycle of certain organisms
- C. The regeneration of lost body parts in an organism
- D. The transformation of an organism from an adult stage to a larval stage
1824
Anaerobic respiration differs from aerobic respiration by the production of
- A. less amount of energy and water
- B. greater amount of energy and alcohol
- C. less amount of energy and alcohol
- D. greater amount of energy and water
1825
Which of the following is an example of intraspecific competition?
- A. a lizard and an ant-eater chasing an insect
- B. a worker termite and a soldier in a limited
- C. a hawk and an eagle targeting the same chicken
- D. yam and potato shots growing out through the same window
1826
Which of the following statements about the maize grain is not correct?
- A. undergoes hypogeal germination
- B. is a fruit
- C. is non-endospermous
- D. has pericarp fused with the testa
1827
Spectacles with convex lenses correct long-sightedness by
- A. converging the light rays before they enter the eye.
- B. diverging the light rays before they enter the eye.
- C. reducing light intensity before it enters the eye
- D. increasing light intensity before it enters the eye
1828
The area around the earth where life activities go on is referred to as
- A. biosphere
- B. lithosphere
- C. habitat
- D. ecosystem
1829
Hermophroditic reproduction can be found among the
- A. Arthropods and nematodes
- B. Pisces and amphibians
- C. Annelids and molluscs
- D. coelenterates and platyhelminthes
1830
The noticeable adaptation of the animal to it's aquatic habitat is the possession of
- A. webbed digits
- B. four limb
- C. wide mouth
- D. large eyes