Jamb Biology 2002 Past Questions and Answers

Question 26:

• JAMB 2002

Animals aestivate when the environment in which they live becomes

A. Hot and dry
B. Cold and wet
C. Warm and humid
D. Windy and snowy

Question 27:

• JAMB 2002

Examples of organisms in which extracellular digestion occurs are

A. Fungus, loranthus and housefly
B. Rhizopus, sponges and earthworm
C. Roundworm, tapeworm and hydra
D. Rhizopus, housefly and hydra

Question 28:

• JAMB 2002

The mammalian erythrocytes differ from the leucocytes at maturity because the erythrocytes are

A. Discoid and nucleated
B. Discoid and enucleated
C. Amoeboid and nucleated
D. Amoeboid and enucleated

Question 29:

• JAMB 2002

The presence of endoskeleton is characteristic of

A. Invertebrata
B. Vertebrata
C. Insecta
D. Coelenterata

Question 30:

• JAMB 2002

The capture and digestion of insects by a pitcher plant is a special form of nutrition termed

A. Autotrophic
B. Heterotrophic
C. Chemosynthetic
D. Saprophytic