Which cells in our body are popularly called 'soldiers' of the human body?

• Eosinophils
• White blood cells
• Red blood cells
• Basophils

The amount of light entering into eye can be controlled and regulated by ___________ .

• Sclera
• cornea
• pupil
• retina

Which gas in its solid state is also known as dry ice?

• Nitrogen
• Carbon dioxide
• Oxygen
• Hydrogen

J J Thomson received the Nobel Prize in Physics for the discovery of ________.

• Protons
• Electrons
• Neutrons
• Positrons

Kidney disease in man is caused by the pollutant

• Cadmium
• Iron
• Cobalt
• Carbon

The age Of trees is determined by its

• height
• girth
• general appearance
• growth rings

Dehydration in human body is caused due to the loss of

• salts
• water
• hormones
• vitamins

In the eye colour vision is effected by the presence of

• Rods
• Choroid coat
• Cones
• Sclerotic coat

The disease caused by Asbestos is

• Paralysis
• Dysentery
• Emphysema
• Diarrhea

Onion is a modified form of

• leaf
• stem
• root
• None of these