General Science #6 MCQ

GENERAL SCIENCE #6 MCQ

1. What is the angle between two vectors their sum is maximum?

(a) 0°

(b) 4°

(c) 6°

(d) 8°

Answer: (a)

2. What is the angle between two vectors their sum is minimum?

(a) 60°

(b) 90°

(c) 120°

(d) 180°

Answer: (d)

3. What is the SI unit of density?

(a) m/s

(b) kg/m³

(c) kg/m

(d) m/s²

Answer: (b)

4. What is the SI unit of velocity?

(a) m/s

(b) m/s²

(c) N

(d) m/s³

Answer: (a)

5. What is the SI unit of force?

(a) Pascal

(b) Newton or kilogram

(c) Newton

(d) Watt

Answer: (c)

6. An electric train is moving with a velocity of 120 km/h. How much distance will it move in 30 s?

(a) 2 km

(b) 1 km

(c) 6 km

(d) 12 km

Answer: (b)

7. The atomic mass of an element is expressed in terms of which of the following?

(a) Erg

(b) Joule

(c) Gram

(d) Amu

Answer: (d)

8. Elements are classified as which of the following?

(a) Metal and non-metals

(b) Solids and liquids

(c) Solids and non-solids

(d) Gases and non-gases

Answer: (a)

9. Which is the most abundant metal present in the human body?

(a) Magnesium

(b) Potassium

(c) Calcium

(d) Sodium

Answer: (c)

10. The amorphous solids have which of the following shape?

(a) Definite shape

(b) Crystalline shape

(c) Indefinite shape

(d) Geometrical shape

Answer: (c)

11. Gases have which of the following?

(a) No compressibility

(b) High compressibility but less than solids

(c) Low compressibility

(d) High compressibility more than solids

Answer: (d)

12. How many elements has been prepared artificially?

(a) 92

(b) 23

(c) 123

(d) 220

Answer: (b)

13. Diamond and graphite are examples of which of the following?

(a) Compounds

(b) Mixture

(c) Elements

(d) Metal and non-metal

Answer: (c)

14. Seeds develop from which part of a plant?

(a) Flower

(b) Stem

(c) Leaf

(d) Root

Answer: (a)

15. The fruit is formed from which part of the flower?

(a) Anther

(b) Stigma

(c) Ovary

(d) Sepal

Answer: (c)

16. Which of the following is the breathing organ of plant?

(a) Gills

(b) Stomata

(c) Seeds

(d) Lungs

Answer: (b)

17. Which part of a plant respires?

(a) Leaf

(b) Seed

(c) Root

(d) All of the above

Answer: (d)

18. Green plants make their food in the presence of which of the following?

(a) Sunlight, water, carbon dioxide

(b) Water and carbon dioxide

(c) Oxygen and water

(d) None of the above

Answer: (a)

19. What is found inside a seed?

(a) Stored food

(b) A flower and little seeds

(c) Pollen

(d) Smaller seeds

Answer: (a)

20. Which of the following part of plant is involved with the production of food?

(a) Flower

(b) Leaves

(c) Seed

(d) Stem

Answer: (b)