The planets visible to us without using a telescope are __________?

A. 3
B. 4
C. 5
D. 6

According to Big Bang Theory, the Universe began about __________ billion years ago.

A. 10 – 20
B. 20 – 30
C. 30 – 40
D. 40 – 50

Biosensor is used to measure?

A. Blood glucose level
B. The body pH value
C. Amount of hemoglobin
D. Salinity in Urine

Einstein’s famous equation which states that mass and energy are interchangeable is?

A. E = mc2
B. E = cm2
C. M = ec2
D. M = ce2

The SI unit of electric current is?

A. Coulomb
B. Ampere
C. Volt
D. Watt

The principal constituent of the atmosphere of the Earth is?

A. Oxygen
B. Carbon
C. Hydrogen
D. Nitrogen

What is Dry Ice?

A. Solid Oxygen
B. Solid Carbon Dioxide
C. Solid Hydrogen
D. Solid Nitrogen

Digestion of food is completed in the __________?

A. small intestine
B. large intestine
C. stomach
D. Liver

Carrot is a good source of Vitamin _______?

A. Vitamin A
B. Vitamin B
C. Vitamin C
D. Vitamin D

For proper formation of teeth, __________ is essential?

A. iodine
B. copper
C. fluorine
D. iron