Post Utme Biology Past Questions and Answers

Question 666:

The response shown by the tips of the root and shoot of a plant to the stimulus of gravity is

A. Haptropism
B. Phototropism
C. Hydrotropism
D. Geotropism

Question 667:

Which of the following is the correct order of the vertebrae along the spinal column?

A. Axis atlas thoracic lumber cervical sacral
B. Atlas cervical axis thoracic lumber sacral
C. Atlas axis cervical thoracic lumber sacral
D. Axis cervical thoracic sacral lumber

Question 668:

Which of the following is TRUE of the process" of conjugation in paramecium?

A. Micronucleus disintegrates
B. Each exconjugant divides only once
C. Macronucleus undergoes division
D. Each micronucleus divides twice

Question 669:

The bright colours of the comb feather in the peacock are for ____________

A. Sex differentiation
B. Beauty
C. Courtship
D. Defence

Question 670:

In spirogyra, the pyrenoid ____________

A. Excrete waste products
B. Is suspended by cytoplasmic strands
C. Is mainly used for respiration
D. Usually contains starch
E. Makes the plant slimly to touch