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1 Islamic Studies MCQs

What is meant by Hadi in Islamic rituals?

  • One kind of Hajj
  • Last pebble thrown at Jamrah (Iblis)
  • An animal to be sacrificed
  • Last circle of Tawaf
0 Comments
Correct Answer: C. An animal to be sacrificed

Explanation:

In Islamic rituals, Hadi refers to an animal to be sacrificed as part of the ... Read More Details

2 Environmental Chemistry MCQs

Which of the following phenomena is considered responsible for global warming?

  • Greenhouse effect
  • Fire in coal mines
  • Dry farming
  • Monsoon
0 Comments
Correct Answer: A. Greenhouse effect

Explanation:

Global warming refers to the gradual increase in the average temperature of the ... Read More Details

3 Physical Chemistry MCQs

How much heat energy is produced when the human body metabolizes 1 gram of fat?

  • 30 kJ
  • 1 kJ
  • 39 kJ
  • 29 kJ
0 Comments
Correct Answer: C. 39 kJ

Explanation:

The human body produces energy by metabolizing macronutrients such as carbohydrates, proteins, and ... Read More Details

4 Islamic Studies MCQs

What is meant by Tahleeq in Islamic rituals?

  • Cutting of hair
  • First circle of Tawaf
  • Reciting Kalima loudly during Tawaf
  • Kissing the Black Stone
0 Comments
Correct Answer: A. Cutting of hair

Explanation:

Tahleeq in Islamic rituals refers to the cutting or shaving of hair, which is a ... Read More Details

5 Organic Chemistry MCQs

The octane number of zero is assigned to which compound?

  • 2-Methyl octane
  • n-Heptane
  • Iso-octane
  • 3-Methyl octane
0 Comments
Correct Answer: B. n-Heptane

Explanation:

The octane number is a measure of the resistance of a fuel to ... Read More Details

6 Islamic Studies MCQs

A person who intends to perform only Umrah and enters Ihram at Meeqat is called what in Islamic terminology?

  • Qiran
  • Mufrid
  • Mutamatti‘
  • None of the above
0 Comments
Correct Answer: B. Mufrid

Explanation:

A person who intends to perform only Umrah and enters Ihram at the Meeqat is ... Read More Details

7 Inorganic Chemistry MCQs

What mass of P₄O₁₀ will be formed when 1.33 g of P₄ reacts with 5.07 g of oxygen (O₂)?

  • 2.05 g
  • 3.05 g
  • 4.05 g
  • 5.05 g
0 Comments
Correct Answer: B. 3.05 g

Explanation:

The reaction between phosphorus and oxygen to form phosphorus pentoxide is a classic ... Read More Details

8 Physical Chemistry MCQs

The heat required to raise the temperature of a body by 1 K is called what?

  • Specific heat
  • Thermal capacity
  • Water equivalent
  • None of the above
0 Comments
Correct Answer: B. Thermal capacity

Explanation:

The concept of heat capacity is fundamental in thermodynamics. The heat required to ... Read More Details

9 Inorganic Chemistry MCQs

What is the most commonly used bleaching agent?

  • Alcohol
  • Carbon dioxide
  • Chlorine
  • Sodium chloride
0 Comments
Correct Answer: C. Chlorine

Explanation:

Bleaching agents are substances used to remove color from materials such as fabrics, ... Read More Details

10 Physical Chemistry MCQs

What is the main buffer system of human blood?

  • H₂CO₃ – HCO₃⁻
  • H₂CO₃ – CO₃²⁻
  • CH₃COOH – CH₃COO⁻
  • NH₂CONH₂ – NH₂CONH⁺
0 Comments
Correct Answer: A. H₂CO₃ – HCO₃⁻

Explanation:

The human body maintains a nearly constant blood pH of about 7.35 to ... Read More Details

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