SSC Science Quiz – Timed Test with Score & Explanation

1. A push or a pull on an object is called:

2. The SI unit of electric current is:

3. Which law of motion is also known as the Law of Inertia?

4. Sound waves cannot travel through:

5. Atmospheric pressure is measured using a:

6. The SI unit of power is:

7. Which type of mirror is used in vehicle headlights?

8. According to Ohm’s Law, resistance (R) is equal to:

9. The approximate value of acceleration due to gravity on Earth is:

10. A transformer works on the principle of:

1. The chemical formula of common salt is:

2. The pH value of a neutral solution is:

3. The most abundant element in the universe is:

4. Who is known as the father of the Periodic Table?

5. Rust is chemically known as:

6. Diamond and graphite are allotropes of which element?

7. Which gas is essential for photosynthesis in plants?

8. The atomic number of an element is equal to the number of:

9. Milk of Magnesia, used as an antacid, contains:

10. LPG, used as a domestic fuel, mainly consists of:

1. Which cell organelle is known as the powerhouse of the cell?

2. Haemoglobin, which carries oxygen in blood, is found in:

3. The hormone insulin is secreted by which organ?

4. Deficiency of Vitamin C causes which disease?

5. How many chambers does the human heart have?

6. The green pigment present in plants that helps in photosynthesis is:

7. The genetic material present in most living organisms is:

8. The largest gland in the human body is the:

9. Malaria is transmitted to humans through the bite of:

10. Water and minerals are transported in plants through the:

1. The SI unit of work and energy is:

2. Which is the most malleable metal?

3. The smallest bone in the human body is the:

4. The approximate speed of light in vacuum is:

5. The chemical name of baking soda is:

6. The ABO blood group system was discovered by:

7. A seesaw is an example of which simple machine?

8. Noble gases are chemically unreactive because their atoms have:

9. The number of bones in an adult human body is:

10. The SI unit of frequency is:

11. Water is chemically represented as:

12. Photosynthesis in plant cells takes place in the:

13. A convex lens is used to correct which eye defect?

14. Coating iron with zinc to prevent rusting is called:

15. The primary organ responsible for excreting nitrogenous waste in humans is the:

16. Newton’s Third Law of Motion states that:

17. The element with atomic number 1 is:

18. Deficiency of Vitamin D in children causes:

19. Density of a substance is defined as:

20. The acid present in vinegar is:

21. The number of chromosomes present in a normal human somatic cell is:

22. An echo is produced due to the:

23. Elements like sodium and potassium, found in Group 1 of the periodic table, are called:

24. The largest organ of the human body is the:

25. The enzyme present in saliva that digests starch is:

1. The SI unit of pressure is:

2. The chemical formula of methane is:

3. The total number of teeth in a normal adult human is:

4. Archimedes’ Principle explains the working of a:

5. Blue litmus paper turns red in the presence of a/an:

6. White blood cells in human blood mainly help in:

7. The filament of an electric bulb is made of:

8. The chemical symbol for gold is:

9. Which part of the human brain controls balance and coordination?

10. The SI unit of electrical resistance is:

11. The hardest naturally occurring substance is:

12. Auxin is a plant hormone that primarily promotes:

13. Radioactivity was first discovered by:

14. Which gas is commonly used in fire extinguishers?

15. Deficiency of Vitamin A commonly causes:

16. Momentum of a moving object is the product of its:

17. Plaster of Paris is chemically known as:

18. Normal human blood pressure is generally considered to be:

19. X-rays were discovered by:

20. The chemical name of ordinary table sugar is:

21. The number of pairs of ribs present in the human body is:

22. Convex mirrors are commonly used as rear-view mirrors in vehicles because they:

23. The chemical formula of ammonia is:

24. Pepsin, an enzyme that digests proteins, is secreted in the:

25. The smallpox vaccine was developed by: