In Mucor or Rhizopus carbohydrate is absorb in the form of

A. starch

B. sucrose

C. glucose

D. glycogen

E. arabinose

One of the following statement is NOT true of spirogyra

A. it is a simple multicellular plant

B. during conjugation, its gametes, which are structurally and physiologically similar, fuses to form a zygote

C. it possesses spiral chloroplast which enables the plant to photosynthesize

D. its cells are protected externally by layer of mucilage

E. there are pyrenoids along the chloroplast

Which of the following spreads malaria in Nigeria?

A. Anopheles mosquito

B. Culex mosquito

C. Aedes mosquito

D. Tsetse fly

E. House fly

The vacuole of a plant cell is

A. a large empty space

B. smaller than that of animal cell

C. filled with air

D. an ordinary vacuum

E. surrounded by a membrane

Which one of the following animals is NEVER a secondary host of tapeworms?

A. cow

B. Fish

C. Pig

D. Man

E. Dog

Some of the features of an animal are scales, teeth, nares and backbone. The animal is likely to be a

A. Toad

B. Bird

C. Lizard

D. Rat

E. Bat

Milk can be pasteurized by

A. the addition of common salt

B. boiling for one hour

C. heating to 75^oc for 20 minutes

D. the addition of vinegar

E. heating to 100^oc for 12 hours

Human beings require vitamins in their diet because vitamins

A. contain carbohydrates and fats

B. prevent kwashiorkor

C. stimulate the alimentary canal

D. digest proteins in the body

E. influence many important chemical processes in the body

Which of the following organs produces bile?

A. Gall bladder

B. Pancreas

C. Spleen

D. Liver

E. Stomach

The organ through which food and oxygen are supplied to the human embryo and which also prevents harmful materials from reaching the embryo is the

A. amnion

B. uterus

C. placenta

D. umbilical cord

E. fallopian tube