Post Utme Biology Past Questions and Answers

Question 226:

An organism which operates at the cellular level of organisation carries out its physiological activities using its ____________

A. Cell membrane
B. Small size
C. Cytoplasm
D. Organelles

Question 227:

A typical plant cell is mainly distinguished from an animal cell by the possession of ____________

A. Chloroplast and nucleus
B. Cell wall and cytoplasm
C. Chloroplast and cell wall
D. Cell wall and mitochondrion

Question 228:

Excretion in Paramecium sp. is by diffusion because ____________

A. Its habitat is water and moist places
B. It has simple, small and few intemal organs
C. It has a large surface area to volume ratio
D. It has a large efficient meganucleus

Question 229:

A pulse is best described as ____________

A. Contraction of artenes to let out blood
B. Contraction of veins to allow blood into them
C. Dilation of arteries to accommodate blood rushing through
D. Pumping action of the heart to move blood round the body

Question 230:

The relationship between the retina and the brain is similar to that between the ____________

A. Cochlea and auditory nerve
B. Cochlea and brain
C. Cochlea and semicircular canal
D. Eardrum and brain