Waec Biology 2006 Past Questions and Answers

Question 21:

• WAEC 2006

An organism which maintains a constant temperature irrespective of environmental temperature fluctuation is

A. An insect
B. A mammal
C. An amphibian
D. A fish

Question 22:

• WAEC 2006

Which of the following conditions is responsible for the presence of sugar in the blood of diabetic patients?

A. High intake of carbohydrates
B. Low production of insulin
C. Low intake of carbohydrates
D. High production of insulin

Question 23:

• WAEC 2006

The central nervous system in humans is made up of the

A. Brain, medulla oblongata and nerves
B. Brain, spinal cord and cranial nerves
C. Brain and spinal nerves
D. Brain and spinal cord

Question 24:

• WAEC 2006

The part of the ear in mammals responsible for the detection of sound is the

A. Utriculus
B. Tympanum
C. Cochlea
D. Semi-circular canal

Question 25:

• WAEC 2006

Which of the following statements best describes pollination? The transfer of pollen grain from

A. Anther to stigmas
B. Stigmas to stamens
C. The anther of a flower to the stigma of another flower of a different species
D. Anther to the ovary