Waec Biology Past Questions and Answers

Question 1756:

• WAEC 2018

The structures for gaseous exchange in breathing roots are

A. Stomata
B. Lenticels
C. Cuticle
D. Mitochondria

Question 1757:

• WAEC 2018

The diagram above is an illustration of the life cycle of an insect. The adult fly in this cycle is called

A. Housefly
B. Butterfly
C. Cockroach
D. Mosquito

Question 1758:

• WAEC 2018

In the diagram above, the larva is also known as

A. Nymph
B. Caterpillar
C. Maggot
D. Chrysalis

Question 1759:

• WAEC 2018

The source of energy required by plants during food production is

A. Photosynthesis
B. Chlorophyll
C. Sunlight
D. Microorganisms

Question 1760:

• WAEC 2018

One major difference between plant and animals nutrition is the ability of plants to synthesize

A. Food for plants and animals
B. Water for plants
C. Water for animals
D. Food for plants only