Bolometer measures: ____________?

A. Breadith of tree
B. Burning capacity
C. Heat radiation
D. Bearing capacity

What is the most abundant form of matter in the universe?

A. Plasma
B. Liquid
C. Gas
D. Solid

Deficiency of vitamin “D” in human body can causes____?

A. Gum disease
B. Skin problem
C. Osteoporosis and fractures
D. Eye-sighted weakness

The correct age of solar system is approximately __________?

A. 4.3 billion years
B. 4.4 billion years
C. 4.5 billion years
D. None of these

_______ is the average distance between the Earth and the sun ?

A. Moon unit
B. Light unit
C. Astronomical unit
D. Solar unit

Deficiency of vitamin E in the human body causes __________?

A. Muscle weakness and vision problem
B. Bone problem
C. Rickets
D. Osteoporosis

A solar eclipse occurs when _________?

A. Venus between earth and sun
B. Moon is between earth and sun
C. Sun is between earth and moon
D. Moon is between earth and neptune

_______ bacterial disease affects Eye?

A. Trachoma
B. Rickets
C. Osteoporosis
D. Gum disease

Which one does not give borax bead test_________________?

A. Copper sulphate
B. Barium sulphate
C. Cobalt sulphate
D. Nickel sulphate

As we go higher into the atmosphere, the air becomes?

A. Thinner
B. Denser
C. Warmer
D. Visible