Which is the outermost planet in the solar system

A. Mercury
B. Pluto
C. Neptune
D. Uranus

Severe deficiency of Vitamin D results in __________.

A. scurvy
B. rickets
C. night blindness
D. None of these

The SI unit of charge is __________?

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

Long-sight defect be corrected by using __________ lens?

A. concave
B. Convex
C. diverging
D. none of these

Deficiency of Vitamin-A results in __________

A. Night blindness
B. rickets
C. scurvy
D. hair fall

For a fixed mass of gas at constant temperature, if we decrease volume, the pressure will _________?

A. also decrease
B. increase
C. remains constant
D. none of these

The lifespan of Red Blood Cells is __________ days?

A. 60
B. 120
C. 180
D. 240

The density of water is __________?

A. 1 g/cm3
B. 1.5 g/cm3
C. 2 g/cm3
D. none of these

Radioactivity was discovered by __________?

A. Kelvin
B. Thomson
C. Rutherford
D. Becquerel

A device which converts chemical energy into electrical energy is called __________?

A. motor
B. generator
C. moving-coil meter
D. battery