How well do you understand living things and their vital processes? Whether you are preparing for JAMB, WAEC, NECO and Post-UTME, these Biology past questions and answers cover such subjects as the chemistry of life, botany, evolution, genetics, ecology etc to help you know what to expect, improve your speed and confidence and be really prepared for the actual aptitude test.
Which of the following statements is not associated with the theory of natural selection?
There is a struggle for existence
There is competition among the offspring
The weaker offspring are eliminated
Food and other needs are abundant
Nature selects those that survive to reproduce their kind
Correct answer is D
No explanation has been provided for this answer.
What is the significance of the bees' dance?
Warning signal
Presence of food
Mating signal by the male
Soaring the enemies away
Time for nuptial flight
Correct answer is B
No explanation has been provided for this answer.
evolution
adaptation
succession
aggregation
hibernation
Correct answer is B
No explanation has been provided for this answer.
Which of the following statements about the modifications of pentadactyl fore-limbs is not correct?
Wings are modified for flying in birds
Flippers are modified for grasping in sharks
Legs are modified for walking and running in antelopes
Arms are adapted for grasping and holding in human beings
Flippers are modified for swimming in whales
Correct answer is B
No explanation has been provided for this answer.
Adaptive radiation as illustrated by the variety of forms in insects can be regarded as
behavioral modification
a case of rapid population growth
a physiological process
an evidence of evolution
a population control mechanism
Correct answer is A
No explanation has been provided for this answer.