Post Utme Biology Past Questions and Answers

Question 171:

Which of the following statements gives the BEST description of bark?

A. Tissues outside the vascular cambium
B. Cork-like tissues found only in stems
C. Brown tissues never found in primary growth
D. Cork-like tissues of old trees

Question 172:

Nitrogen is released to the atmosphere by ____________

A. Nitrogen-fixing bacteria
B. Nitrifying bacteria
C. Denitrifying bacteria
D. Saprophytic bacteria

Question 173:

The respiratory organ of land snail is ____________

A. Radula
B. Mantle
C. Tentacle
D. Foot

Question 174:

The organelle responsible for heredity is labelled ____________

A. I
B. II
C. III
D. IV

Question 175:

Which is the correct order in an evolutionary sequence for the following plant groups?

A. Bacteria \(\rightarrow\) ferns \(\rightarrow\) algae \(\rightarrow\) mosses \(\rightarrow\) seed plants.
B. Bacteria \(\rightarrow\) ferns \(\rightarrow\) mosses \(\rightarrow\) algae \(\rightarrow\) seed plants.
C. Bacteria \(\rightarrow\) algae \(\rightarrow\) mosses \(\rightarrow\) ferns \(\rightarrow\) seed plants.
D. Bacteria \(\rightarrow\) mosses \(\rightarrow\) algae \(\rightarrow\) ferns \(\rightarrow\) seed plants.