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1 Chemistry MCQs

What is the chemical symbol of Iron?

  • Na
  • Fr
  • Fe
  • Zn
0 Comments
Correct Answer: C. Fe

Explanation:

The chemical symbol of Iron is Fe. This symbol comes from the Latin ... Read More Details

2 Everyday Science MCQs

An ordinary mobile phone communicates by using which type of waves?

  • Sound waves
  • Infrared waves
  • Ultraviolet (UV) waves
  • Radio waves
0 Comments
Correct Answer: D. Radio waves

Explanation:

An ordinary mobile phone communicates using radio waves, which are a type of ... Read More Details

3 Everyday Science MCQs

Which of the following diseases affects the skin?

  • Rickets
  • Osteoporosis
  • Anemia
  • Pellagra
0 Comments
Correct Answer: D. Pellagra

Explanation:

The disease that primarily affects the skin is Pellagra. Pellagra is a nutritional ... Read More Details

4 Everyday Science MCQs

What is the percentage of water present in milk?

  • 70%
  • 75%
  • 87%
  • 90%
0 Comments
Correct Answer: C. 87%

Explanation:

Milk is one of the most complete natural foods, providing essential nutrients for ... Read More Details

5 Everyday Science MCQs

Which is the only planet whose day is longer than its year?

  • Mercury
  • Neptune
  • Venus
  • None of these
0 Comments
Correct Answer: C. Venus

Explanation:

The only planet in our Solar System whose day is longer than its ... Read More Details

6 Physics MCQs

A force applied on a body through a string is called _________?

  • Weight
  • Momentum
  • Tension
  • Torque
0 Comments
Correct Answer: C. Tension

Explanation:

The force applied on a body through a string is called Tension. In ... Read More Details

7 Biology Mcqs

Which gas is used for artificial ripening of green fruits?

  • Carbon dioxide
  • Acetylene
  • Ethane
  • Ethylene
0 Comments
Correct Answer: D. Ethylene

Explanation:

The gas used for artificial ripening of green fruits is Ethylene (C₂H₄). Ethylene ... Read More Details

8 Everyday Science MCQs

What color are sunsets on Mars?

  • Red
  • Blue
  • Yellow
  • Orange
0 Comments
Correct Answer: B. Blue

Explanation:

Sunsets on Mars are very different from those on Earth. On Earth, sunsets ... Read More Details

9 Chemistry MCQs

Up to what temperature is crude oil heated in a furnace during the refining process?

  • 300°C
  • 350°C
  • 400°C
  • 450°C
0 Comments
Correct Answer: C. 400°C

Explanation:

Crude oil is a complex mixture of hydrocarbons that must be separated into ... Read More Details

10 Biology Mcqs

Which disease causes inflammation of the liver?

  • Cholera
  • Hepatitis
  • Typhoid
  • Jaundice
0 Comments
Correct Answer: B. Hepatitis

Explanation:

The liver is a vital organ that plays a crucial role in detoxification, ... Read More Details