Jamb Biology 1981 Past Questions and Answers

Question 1:

• JAMB 1981

Which of the following is NOT true of wind-pollinated flowers?

A. A large amount of pollen produced
B. Light smooth pollen grains
C. Small inconspicuous flowers
D. Scented petals
E. Large pendulous anther

Question 2:

• JAMB 1981

Which of the following animals is cold blooded

A. Cat
B. Lizard
C. Whale
D. Bird
E. Horse

Question 3:

• JAMB 1981

What is the genetic ratio of a cross between homozygous tall plant and a homozygous dwarf plant?

A. 0 tall : 4 short
B. 3 tall : 1 short
C. 2 short : 2 tall
D. 1 tall : 1 short
E. 4 tall : o short

Question 4:

• JAMB 1981

Where is the food stored in yam plant?

A. Stem
B. Bud
C. Adventitous root
D. Leaves
E. Tap root

Question 5:

• JAMB 1981

Which of the following is the dental formula of man?

A. I(2/2) c(0/1) pm(2/2) m(3/3)
B. I(2/2) c(1/1) pm(2/0) m(3/3)
C. I(2/2) c(1/1) pm(2/2) m(3/3)
D. I(2/2) c(1/1) pm(3/3) m(2/2)
E. I(2/2) c(1/1) pm(2/3) m(3/3)