Waec Biology 2001 Past Questions and Answers

Question 36:

• WAEC 2001

In which of the following processes is light energy converted to ATP?

A. Osmosis
B. Transpiration
C. Chemosynthesis
D. Photosynthesis

Question 37:

• WAEC 2001

Which of the following is an evidence of photosynthesis?

A. Absorption of light
B. Formation of starch
C. Availability of carbon dioxide
D. Splitting of water molecules

Question 38:

• WAEC 2001

Which of the following organisms is a chemo-autotroph?

A. Virus
B. Bacteria
C. Paramecium
D. Euglena

Question 39:

• WAEC 2001

Turgidity in the cell of plant does not easily lead to bursting of the cell because the

A. Cell membrane can resist the turgidity
B. Large vacuole contained in the cell, can continuously take in water
C. Cellulose cell wall can resist the turgidity
D. Cytoplasm is jelly-like

Question 40:

• WAEC 2001

Magnesium is needed by plants for

A. Protein synthesis
B. Formation of cell membrane
C. Activation of enzymes
D. Formation of chlorophyll