Waec Biology 2010 Past Questions and Answers

Question 6:

• WAEC 2010

A typical plant cell is mainly distinguished from an animal cell by the possession of

A. Chloroplast and nucleus
B. Cell wall and cytoplasm
C. Chloroplast and cell wall
D. Cell wall and mitochondrion

Question 7:

• WAEC 2010

Which of the following characteristics do fungi share in common with animals?

A. Presence of digestive tract
B. Movement from one place to another
C. Storage of carbohydrates as glycogen
D. Movement of centrioles during cell division

Question 8:

• WAEC 2010

Which of the following processes involves diffusion?

A. Opening and closing of stomatal pores
B. Turgidity of herbaceous plants
C. Absorption of water through the root hairs
D. Absorption of digested food into the villi

Question 9:

• WAEC 2010

The mechanism of opening and closing of stomata in plants is based on

A. Turgidity and diffusion
B. Turgidity and flaccidity
C. Osmosis and diffusion
D. Diffusion and flaccidity

Question 10:

• WAEC 2010

In cellular respiration energy is made available to organisms by

A. Removal of a phosphate group from ADR
B. Breaking off a phosphate group from ATP
C. Adding a phosphate group to glucose
D. Breaking off a hydrogen ion from NADPH