The organelle common to both plant and animal cells is the

A. centrioles

B. plasmalemma

C. cell wall

D. chloroplast

Which of the following is likely to have a higher concentration of the mitochondria?

A. Sperm cell

B. white blood cell

C. Egg cell

D. Red blood cell

The hyphal wall of fungi is rigid owing to the

A. cell wall

B. lignin

C. cellulose

D. chitin

Angiosperms and gymnosperms belong to the class

A. schizophyta

B. spermatophyta

C. pteridophyta

D. bryophyta

An example of radially symmetric organism is

A. planera

B. Hydra

C. tape worm

D. round worm

The leech and the earthworm belong to the

A. mollusces

B. crustaceans

C. arachnides

D. annelides

I. Rattus rattus II. Agama agama III. Bufo regularis IV. tilipia zilli
the order of evolutionary advancement to the above vertebrates is

A. I, II, III, IV

B. I, IV, III, II

C. II, III, IV, I

D. IV, III, II, I

From the diagram above the angle between the parts labelled II and III is the

A. bud

B. node

C. internode

D. axil

The part of the plant where photosynthesis is least likely to take place is

A. I

B. II

C. III

D. IV

The stage in the life history of a moth responsible for the destruction of agricultural crops is the

A. nymph

B. imago

C. pupa

D. caterpillar