Post Utme Biology Past Questions and Answers

Question 471:

An example of cryptic coloration is the ____________

A. Mottled colours on moths that rest on lichens
B. Bright colour of an insect pollinated flower
C. Green colour of a plant
D. Bright marks on a poisonous tropical frog on variegated leaves

Question 472:

Which of the following organs is responsible for controlling the body temperature regulation and water balance in mammals?

A. Kidney
B. Hypothalamus
C. Parathyroid
D. Adrenal

Question 473:

A man and his wife are both heterozygous for the sickle cell trait. The likely percentage of their offspring that will either be carriers or 'sicklers' is ____________

A. 75%
B. 50%
C. 25%
D. 100%

Question 474:

The brain and the spinal cord make up the ____________

A. Peripheral nervous system
B. Autonomic nervous system
C. Central nervous system
D. Somatic nervous

Question 475:

The hormone which regulates the amount of sugar in the blood is ____________

A. Thyroxine
B. Auxin
C. Insulin
D. Adrenalin