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1 Chemistry MCQs

Caustic soda (NaOH) is extensively used in the manufacturing of?

  • Surf (detergent)
  • Soap
  • Plaster of Paris
  • Gum
0 Comments
Correct Answer: B. Soap

Explanation:

Caustic soda, chemically known as sodium hydroxide (NaOH), is a strong base and ... Read More Details

2 Biology Mcqs

The spinal cord mainly controls which of the following activities?

  • Sexual activities
  • Thinking activities
  • Reflex activities
  • None of these
0 Comments
Correct Answer: C. Reflex activities

Explanation:

The spinal cord is a vital part of the central nervous system (CNS). ... Read More Details

3 Environmental Science MCQs

Which type of clouds are the highest in the sky?

  • Cirrocumulus
  • Cirrus
  • Cirrostratus
  • All of these
0 Comments
Correct Answer: D. All of these

Explanation:

Clouds are classified into different groups based on their altitude and appearance. The ... Read More Details

4 Biology Mcqs

When the number of white blood cells (WBCs) increases abnormally, which disease does it cause?

  • Anaemia
  • Leukaemia
  • Haemophilia
  • Diarrhoea
0 Comments
Correct Answer: B. Leukaemia

Explanation:

Leukaemia is a serious blood disorder characterized by an abnormal increase in the ... Read More Details

5 Physics MCQs

Which instrument is used to measure height above sea level?

  • Hygrometer
  • Hypsometer
  • Pyrometer
  • Solometer
0 Comments
Correct Answer: B. Hypsometer

Explanation:

A hypsometer is a scientific instrument used to measure the height or elevation ... Read More Details

6 Chemistry MCQs

The quality rating of diesel fuel is measured by which of the following?

  • Octane
  • Cetane
  • Propane
  • Butane
0 Comments
Correct Answer: B. Cetane

Explanation:

The quality of diesel fuel is measured using the cetane number, which indicates ... Read More Details

7 Physics MCQs

The dyne is a unit of which physical quantity?

  • Force
  • Pressure
  • Velocity
  • Momentum
0 Comments
Correct Answer: A. Force

Explanation:

The dyne is a unit of force in the centimeter-gram-second (CGS) system of ... Read More Details

8 Biology Mcqs

The Ibex is a wild alpine ________ found in the Himalayas.

  • Dog
  • Hen
  • Sheep
  • Goat
0 Comments
Correct Answer: D. Goat

Explanation:

The Ibex is a wild alpine goat that inhabits mountainous regions, especially in ... Read More Details

9 Biology Mcqs

Which vitamin is also known as Cobalamin?

  • Vitamin B-1
  • Vitamin B-3
  • Vitamin B-9
  • Vitamin B-12
0 Comments
Correct Answer: D. Vitamin B-12

Explanation:

Cobalamin, commonly known as Vitamin B-12, is a water-soluble vitamin that is essential ... Read More Details

10 Biology Mcqs

A chicken egg is made up of how many cells?

  • One cell
  • 100 cells
  • 1000 cells
  • One million cells
0 Comments
Correct Answer: A. One cell

Explanation:


A chicken egg is a fascinating example in cell biology because it represents ... Read More Details