Biology 2003 Waec Past Questions and Answers

Question 16 :

• WAEC 2003

Which of the following is considered to be the first product of photosynthesis?

A. Protein
B. Energised chlorophyll
C. Hydroxyl ions
D. Starch

Question 17 :

• WAEC 2003

Which of the following organisms exhibits extracellular digestion?

A. Moulds
B. Green plants
C. Algae
D. Bryophytes

Question 18 :

• WAEC 2003

Which of the following essential substances is contained in vegetables?

A. Chlorophyll
B. Glucose
C. Mineral salts
D. Carbon dioxide

Question 19 :

• WAEC 2003

Good quality food will perform the following functions in humans except

A. Supplying energy
B. Providing resistance against malaria
C. Sustaining growth
D. Maintaining health

Question 20 :

• WAEC 2003

The type of nutrition shown by Spirogyra is

A. Symbiosis
B. Holophytic
C. Holozoic
D. Chemosynthetic