Waec Biology 1989 Past Questions and Answers

Question 26:

• WAEC 1989

The light - sensitive layer is labelled

A. I
B. III
C. IV
D. VI
E. VII

Question 27:

• WAEC 1989

The greatest concentration of light receptors is found in the part labelled

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

Question 28:

• WAEC 1989

The aqueous humour is represented by the part labelled

A. I
B. II
C. III
D. VI
E. VII

Question 29:

• WAEC 1989

Autotrophs are also described as

A. Consumers
B. Decomposers
C. Carnivores
D. Producers
E. Herbivores

Question 30:

• WAEC 1989

In photosynthesis, the following processes are part of the light reaction
except

A. Transfer of radiant energy which reduces a co-factor
B. Absorption of radiant energy by chlorophyll
C. Utilization of the energy in the electron transfer chain to form ATP
D. Formation of glucose using energy from NADPH
E. Splitting of water into its component parts.