General Science Questions (MCQs) with Answers

1. The ability of the eye lens to adjust its focal length to see objects clearly at different distances is called:

  1. Refraction
  2. Dispersion
  3. Accommodation
  4. Reflection
Answer: C) Accommodation

2. The image formed on the retina of the human eye is:

  1. Virtual and erect
  2. Real and inverted
  3. Virtual and inverted
  4. Real and erect
Answer: B) Real and inverted

3. The breakdown of food to release energy inside cells is called:

  1. Respiration
  2. Digestion
  3. Circulation
  4. Absorption
Answer: A) Respiration

4. Which pigment is responsible for photosynthesis in plants?

  1. Hemoglobin
  2. Chlorophyll
  3. Melanin
  4. Keratin
Answer: B) Chlorophyll

5. The rate of flow of electric charge through a conductor is called:

  1. Voltage
  2. Resistance
  3. Electric current
  4. Electric power
Answer: C) Electric current

6. According to Ohm’s Law, the current flowing through a conductor is directly proportional to:

  1. Potential difference
  2. Resistance
  3. Length of conductor
  4. Temperature
Answer: A) Potential difference

7. The resistance of a conductor depends on:

  1. Length of the conductor
  2. Area of cross-section
  3. Nature of the material
  4. All of the above
Answer: D) All of the above

8. The process by which organisms take in food and utilize it is called:

  1. Respiration
  2. Nutrition
  3. Excretion
  4. Transportation
Answer: B) Nutrition

9. Which of the following is NOT considered a life process?

  1. Nutrition
  2. Respiration
  3. Transportation
  4. Photosynthesis
Answer: D) Photosynthesis

10. The defect of vision caused due to ageing in which the eye loses accommodation is called:

  1. Myopia
  2. Hypermetropia
  3. Presbyopia
  4. Astigmatism
Answer: C) Presbyopia
Last updated on April 7, 2026 by Priyanka Deshmukh

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