Waec Biology 2007 Past Questions and Answers

Question 21:

• WAEC 2007

The smallest branches on the cell body of a neurone are called

A. Dendrites
B. Dendrons
C. Ganglia
D. Schwan cells

Question 22:

• WAEC 2007

A neurone that transmits impulses directly from sensory cells is called

A. An afferent neurone
B. An efferent neurone
C. A relay neurone
D. A peripheral neurone

Question 23:

• WAEC 2007

Protection of the body cells of mammals against ultra-violet rays of the sun is brought about by

A. Keratin
B. Melanin
C. Sebum
D. Scales

Question 24:

• WAEC 2007

In which of the following organisms is parental care manifested?

A. Tilapia
B. Toad
C. Cockroach
D. Snail

Question 25:

• WAEC 2007

The site for production of a ATP in a cell is

A. Ribosome
B. Cytoplasm
C. Golgi body
D. Mitochondrion