If a 26 year old blind man married a young one-eyed woman and they had four children, how many of them would be blind like there father?

A. All

B. 3

C. 2

D. 1

E. none

The glottis is the opening which leads to the

A. Oesophagus

B. Larynx

C. Nostrils

D. Pharynx

E. Mouth

A tapeworm has no alimentary canal because

A. It is autotrophic

B. It does not feed

C. It has no enzymes

D. Its body absorbs digested food

E. The suckers on the scolex suck blood

A grass hopper respires by the means of its

A. Lung-books

B. Gills

C. Lungs

D. Antennae

E. Tracheal tubes

An onion bulb stores its food in the

A. Stem

B. Leaves

C. Roots

D. Cotyledon

E. Branches

Roots of plants are normally

A. Positively phototropic

B. Negatively geotropic

C. Negatively hydrotropic

D. Positively hydrotropic

E. Negatively chemotropic

The main function of the swim-bladder is for

A. Swimming

B. Detecting sound

C. Buoyancy

D. Breathing

E. Reproduction

Which of the following pairs are the products of sucrose hydrolysis?

A. Glucose + glucose

B. Fructose + fructose

C. Glucose + fructose

D. Galactose + glucose

E. Fructose + galactose

Which of the vertebra has a projection called odontoid process?

A. Atlas

B. Axis

C. Thoracic

D. Lumber

E. Caudal

Refrigeration, as a method of preservation, has ONE of the following characteristics:

A. Kills all the bacteria

B. Kill most of the bacteria

C. Makes the bacteria inactive

D. Dries food

E. Hydrolyses food