Post Utme University of Calabar Biology Past Questions and Answers

Question 16:

The change in colour of the chameleon serves as a means of ____________

A. Attraction to the opposite sex
B. Repulsion of the enemy
C. A camouflage from a predato
D. Regulation of body temperature

Question 17:

At which of the following stages of mitosis do the two daughter chromosomes separate completely?

A. Early prophase
B. Telophase
C. Anaphase
D. Late prophase

Question 18:

The role of dead organic matter in the soil is to ____________

A. Make the soil black.
B. Increase the mineral salt content.
C. Produce suckers
D. Increase the acidity of the soil.

Question 19:

If the petals of a flowering plant are removed, which of the following processes is likely to be affected?

A. Transportation
B. Pollination
C. Germination
D. Photosynthesis

Question 20:

Which of these substances is likely to be deficient in the diet of a person having goiter?

A. Potassium
B. Calcium
C. Lodine
D. Sodium