Waec Biology Past Questions and Answers

Question 506:

• WAEC 1998

Which of the following is a difference between mitosis and meiosis?

A. Alignment of chromosomes along the equitorial plane
B. Replication of the chromosomes and the cell organelles
C. Pairing of homologous chromosomes
D. Formation of spindle fibers
E. Thickening of chromatin threads at prophase

Question 507:

• WAEC 1998

Which of the following can be used for vegetative propagation?

A. Ginger stem
B. Yam leaf
C. Plantain roots
D. Sweet potato tuber
E. Carrot root

Question 508:

• WAEC 1998

Which of the following is a method of artificial vegetative propagation?

A. Creeping stem
B. Layering
C. Corm
D. Rhizome
E. Bulbil

Question 509:

• WAEC 1998

The above diagram represents a

A. Longitudinal section of a stem
B. Longitudinal section of a root
C. Cross section of a root
D. Transverse section of stem
E. Longitudinal section of a leaf

Question 510:

• WAEC 1998

The part labelled II in the diagram is the

A. Epidermis
B. Cortex
C. Phloem
D. Xylem
E. Cuticle