Post Utme Biology Past Questions and Answers

Question 51:

In man, gas exchange occurs in the ____________

A. Heart
B. White blood cells
C. Lungs
D. Kidney

Question 52:

Three chambered heart is found in ____________

A. Insects
B. Amphibians
C. Man
D. No animal

Question 53:

A plant cell is different from an animal cell because ____________

A. The nucleus is pushed to the centre
B. The nucleus is small
C. The cell wall is made of cellulose
D. The cytoplasm fills up the entire cell space

Question 54:

In a transverse section of a divot stem,

A. The xylem is more deeply located than the phloem
B. The cambium lies between the vascular bundles and the cortex
C. The epidermis is completely encircled by the cortex
D. The vascular bundles are randomly distributed within the cortex

Question 55:

The spongy mesophyll is a tissue found in ____________

A. Animal cells
B. Plant leaves
C. Plant roots
D. Plant stem