The process of splitting water molecules in the presence of light energy is called_________?

A. Electrolysis
B. Photolysis
C. Radiolysis
D. Thermolysis

The contraction and expansion of the movement of the walls of the food pipe after entering the slightly digested food is known as ______ movement

A. Gastric
B. Diastolic
C. Peristaltic
D. Oscillatory

______ is the “Work done in moving a unit charge between two points in an electric circuit”?

A. Potential difference
B. Current
C. Power
D. Resistence

Tyndall effect is related to the ______ of light?

A. Reflection
B. Dispersion
C. Scattering
D. Refraction

Which of the following has not involuntary muscles?

A. Bigestive system
B. Blood vessels
C. Heart
D. Brains

Involuntary muscles in a human body are present in__________?

A. Brain
B. Tongue
C. Digestive system
D. Limbs

Transistors do not need a warm up period because they have no ?

A. Plate
B. Grid
C. Filament
D. None of above

Which organ is considered as chemical factory of human body ?

A. Stomach
B. Intestine
C. Liver
D. Kidneys

The heaviest naturally-occurring element is_________?

A. Radium
B. Platinum
C. Uranium
D. Cadmium

Which instrument is used for viewing the sun?

A. Stroboscope
B. Heliograph
C. Solograph
D. None of these