Adaptive colouration and its functions - Jamb Biology Past Questions and Answers

Question 1:

• JAMB 2019

A plant which grows on another plant without apparent harm to the host plant is called

A. An epiphyte
B. A saprophyte
C. A parasite
D. A predator
E. A hermaphrodite

Question 2:

• JAMB 1994

Which is the most important adaptation of a bony fish life in water?

A. The possession of a streamlined shape
B. The presence of overlapping scales
C. The covering of the body by thin film of slime
D. The possession of a caudal fin

Question 3:

• JAMB 1998

In the whistling pine, leaves are reduced to brown scales and young stems are green. This is an adaptation for

A. Obtaining food
B. Conserving nutrients
C. Storing water
D. Reducing transpiration

Question 4:

• JAMB 2003

The presence of sunken stomata and the folding of leaves are adaptations to

A. Prevent entry of pathogens
B. Reduce water loss
C. Remove excess water
D. Prevent guttation

Question 5:

• JAMB 2003

An example of cryptic colouration is the

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