Ozone layer protects the Earth from __________ radiations from the Sun.

A. Microwaves
B. Infrared
C. X-rays
D. Ultraviolet

The only living cells in the body without blood supply is___________?

A. Pupil
B. Nail
C. Cornea
D. Hair

Liver uses which vitamin for creating new Red Blood cells?

A. B12
B. B6
C. A
D. K

Biopsy is done on tissues taken from__________?

A. Human body
B. Animal body
C. Living body
D. Dead body

Trypsin is an enzyme which digests protein produced by_____________?

A. Liver
B. Pancreas
C. Stomach
D. Small intestine

Black gold is an oil; Black diamond is_________?

A. Copper
B. Iron
C. Coal
D. Wood

Guava has the maximum amount of which Vitamin?

A. Vitamin k
B. Vitamin b
C. Vitamin c
D. Vitamin d

Ring planet is Saturn; least dense and 2nd largest planet is_________?

A. Jupiter
B. Saturn
C. Neptune
D. Mercury

Apiculture refers to___________?

A. Rearing silk worms
B. Science of bee keeping
C. Science of gardening
D. Science of cultural norms and trends

Pollutants that are introduced into the environment by human activity are called as ___________?

A. Qualitative pollutants
B. Quantitative pollutants
C. Anthropogenic pollutant
D. All of above