ECOLOGY - Jamb Biology Past Questions and Answers

Question 106:

• JAMB 1992

Which of the following is true of climax community?

A. It persists until the enviroment or climate changes
B. It changes drastically from one year to the next
C. It is first stage in succession
D. It is made up of the tallest trees and the smallest

Question 107:

• JAMB 1992

A population is defined as a collection of similar organism that

A. Behave in the same way
B. Interbreed freely
C. Are found in the same habitat
D. Eat the same food

Question 108:

• JAMB 1992

In typical predator food chain involving secondary and tertiary consumers, the organism become progressively

A. Smaller and more numerous along the food chain
B. Equal in number and size along the food chain
C. Larger and fewer along the food chain
D. Parasitized along the food chain as consumers get bigger

Question 109:

• JAMB 1992

Which level of the pyramid has the least total stored energy?

A. E
B. F
C. G
D. H

Question 110:

• JAMB 1992

Which organism in the pyramid functions as a tertiary consumer?

A. Algea
B. Shark
C. Tadpole
D. Tilapia