Waec Biology Past Questions and Answers

Question 351:

• WAEC 1994

Which of the following does not imply attempt at conservation?

A. Limit on the size of nets used in fishing
B. Limit on the size of vessels to be used in fishing
C. Prohibition of hunting or fishing at a certain season
D. Prudent management of natural resources
E. Retraining from the use of the natural resource

Question 352:

• WAEC 1994

The gradual, cumulative, adaptive and heritable changes in an organism over a long period of time resulting
in emergence of new species is known as

A. Adaption
B. Survival
C. Regeneration
D. Variation
E. Organic evolution

Question 353:

• WAEC 1994

The structure that produces the energy required by the cell is labelled

A. I
B. II
C. III
D. IV
E. V

Question 354:

• WAEC 1994

The structure labelled V is the

A. Mitochondrion
B. Ribosome
C. Nucleus
D. Centriole
E. Nucleolus

Question 355:

• WAEC 1994

In which of the following organisms is the siphon found?

A. Tadpole
B. Pupa of mosquito
C. Tilapia
D. Crayfish
E. Butterfly