Nutrition - Jamb Biology Past Questions and Answers

Question 66:

• JAMB 1999

Yellowing of leaves is a symptom associated with deficiency of

A. Iron, calcium and magnesium
B. Nitrogen, sulphur and potassium
C. Sulphur, phosphorus and iron
D. Magnesium, nitrogen and iron

Question 67:

• 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

Question 68:

• JAMB 2002

The experimental set-up can be used to demonstrate that

A. Light is necessary for photosynthesis
B. Oxygen is necessary for photosynthesis
C. Photosynthesis occurs in the leaves of plants
D. Carbon (IV) oxide is necessary for photosynthesis

Question 69:

• JAMB 2002

The mode of nutrition exhibited by a tapeworm is

A. Symbiotic
B. Saprophytic
C. Parasitic
D. Holozoic

Question 70:

• JAMB 2003

The dark reaction of photosynthesis involves the

A. Reduction of carbon(IV)oxide to organic
B. Release of oxygen and the splitting of water
C. Photolysis of water and the production of starch
D. Splitting of water into hydrogen