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1 Biology Mcqs

The process of splitting water molecules in the presence of light energy is called .

  • Electrolysis
  • Photolysis
  • Radiolysis
  • Thermolysis
0 Comments
Correct Answer: B. Photolysis

Explanation:

Photolysis is the process by which water molecules (H₂O) are split into hydrogen ... Read More Details

2 Biology Mcqs

The movement of food through the food pipe is called ______ movement.

  • Gastric
  • Diastolic
  • Peristaltic
  • Oscillatory
0 Comments
Correct Answer: C. Peristaltic

Explanation:

Peristalsis is the wave-like muscular contraction that moves food through the esophagus and ... Read More Details

3 Physics MCQs

______ is the work done in moving a unit charge between two points in an electric circuit.

  • Potential difference
  • Current
  • Power
  • Resistance
0 Comments
Correct Answer: A. Potential difference

Explanation:

In an electric circuit, the potential difference (voltage) is defined as the amount ... Read More Details

4 Physics MCQs

The Tyndall effect is related to the ______ of light.

  • Reflection
  • Dispersion
  • Scattering
  • Refraction
0 Comments
Correct Answer: C. Scattering

Explanation:

The correct answer is Scattering. The Tyndall effect refers to the scattering of ... Read More Details

5 Biology Mcqs

Which of the following does not have involuntary muscles?

  • Digestive system
  • Blood vessels
  • Heart
  • Brain
0 Comments
Correct Answer: D. Brain

Explanation:

The correct answer is the brain, as it does not contain involuntary muscles. ... Read More Details

6 Biology Mcqs

In which part of the human body are involuntary muscles present?

  • Brain
  • Tongue
  • Digestive system
  • Limbs
0 Comments
Correct Answer: C. Digestive system

Explanation:

Involuntary muscles are the muscles in the human body that work automatically, without ... Read More Details

7 Physics MCQs

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

  • Plate
  • Grid
  • Filament
  • None of the above
0 Comments
Correct Answer: C. Filament

Explanation:

Transistors do not need a warm-up period because they have no filament. To ... Read More Details

8 Biology Mcqs

Which organ is considered as the chemical factory of the human body?

  • Stomach
  • Intestine
  • Liver
  • Kidneys
0 Comments
Correct Answer: C. Liver

Explanation:

The liver is considered the chemical factory of the human body because it ... Read More Details

9 Chemistry MCQs

Which is the heaviest naturally occurring element?

  • Radium
  • Platinum
  • Uranium
  • Cadmium
0 Comments
Correct Answer: C. Uranium

Explanation:

The heaviest naturally occurring element on Earth is Uranium (U). It has an ... Read More Details

10 Chemistry MCQs

Which is the heaviest man-made element discovered so far?

  • Promethium
  • Ununoctium (Oganesson)
  • Francium
  • Technetium
0 Comments
Correct Answer: B. Ununoctium (Oganesson)

Explanation:

The heaviest man-made element discovered so far is Oganesson (Og), which was formerly ... Read More Details