Waec Biology 2002 Past Questions and Answers

Question 26:

• WAEC 2002

In flowering plants, fertilization would occur when

A. The pollen grows downwards penetrating the style
B. A pollen grain is transferred to the stigma
C. One of the nuclei inside the pollen tube fuses with the ovum
D. The nucleus of the pollen tube divides

Question 27:

• WAEC 2002

After fertilization in the flowering plants, the zygote develops into the

A. Plumule
B. Radicle
C. Cotyledon
D. Embryo

Question 28:

• WAEC 2002

Which of the following substances is contained in chloroplasts?

A. Starch
B. Sugar
C. Glycogen
D. Dextrin

Question 29:

• WAEC 2002

The structures labelled II are

A. Groundnut seeds
B. Underground root nuts
C. Root Tubers
D. Root nodules

Question 30:

• WAEC 2002

The structures labelled II are associated with

A. Storage of plant nutrients
B. Organic acids
C. Nitrogen-fixing bacteria
D. Putrefying microbes