1. Generally the wire of the electric fuse is made up of ____________.
(A) Nickel
(B) Glass
(C) Tin
(D) Alloy of Tin and glass
2. Dry cell is a type of __________.
(A) Primary cell
(B) Secondary cell
(C) Tertiary cell
(D) Quaternary cell
3. Photosynthesis takes place in _________.
(A) Mitochondria
(B) Ribosome
(C) Chloroplast
(D) Nucleolus
4. Which of the following is not a true fish?
(A) Star fish
(B) Saw fish
(C) Guitar fish
(D) Pipe fish
5. Lead in pencil is made up of _______.
(A) Coal
(B) Lamp black
(C) Graphite
(D) Lead
6. Which of the following instrument is used to measure blood pressure?
(A) Sphygmomanometer
(B) Hydrometer
(C) Multimeter
(D) Salinometer
7. There are three primary colours. These are ------
(A) Blue, Yellow and Red
(B) Yellow, Green and Red
(C) Blue, Green and Red
(D) Blue, Green and Yellow
8. Galvanized iron has a coating of ___________.
(A) Aluminum
(B) Silver
(C) Galena
(D) Zinc
9. Which of the following is not a plant hormone?
(A) Cytokinins
(B) Ethylene
(C) Gibberellin
(D) Insulin
10. Rocket works on the principle of --------
(A) Conservation of energy
(B) Conservation of momentum
(C) Bernoulli’s theorem
(D) Relativity Concept
11. Which of the following gas is not a part of atmosphere?
(A) Chlorine
(B) Nitrogen
(C) Helium
(D) Oxygen
12. When World Environment Day is celebrated?
(A) 21st June
(B) 5th June
(C) 5th July
(D) 21st July
13. What is the unit of resistance?
(A) Ampere
(B) Coulomb
(C) Henry
(D) Ohm
14. Natural rubber is a polymer of __________.
(A) Butadiene
(B) Isoprene
(C) Ethylene
(D) Styrene
15. Which one of the following vitamin is water soluble?
(A) Vitamin A
(B) Vitamin K
(C) Vitamin D
(D) Vitamin B
Solutions:
1. (D) Generally the wire of the electric fuse is made up of alloy of tin and glass.
2. (A) Dry cell is a type of primary cell.
3. (C) Photosynthesis takes place in chloroplast.
4. (A) Star fish is an echinoderm.
5. (C) Lead in pencil is made up of graphite.
6. (A) Sphygmomanometer is used to measure blood pressure.
7. (C) The three primary colours are Blue, Green and Red.
8. (D) Galvanized iron has a coating of zinc.
9. (D) Insulin is not a plant hormone; it is an animal hormone.
10. (B) Rocket works on the principle of Conservation of momentum.
11. (A) Chlorine gas is not a part of atmosphere.
3. (C) Photosynthesis takes place in chloroplast.
4. (A) Star fish is an echinoderm.
5. (C) Lead in pencil is made up of graphite.
6. (A) Sphygmomanometer is used to measure blood pressure.
7. (C) The three primary colours are Blue, Green and Red.
8. (D) Galvanized iron has a coating of zinc.
9. (D) Insulin is not a plant hormone; it is an animal hormone.
10. (B) Rocket works on the principle of Conservation of momentum.
11. (A) Chlorine gas is not a part of atmosphere.
12. (B) World Environment Day is celebrated on 5th June.
13. (A) Ohm is the unit of resistance.
14. (B) Natural rubber is a polymer of butadiene.
15. (D) Vitamin B and Vitamin C are water soluble.
14. (B) Natural rubber is a polymer of butadiene.
15. (D) Vitamin B and Vitamin C are water soluble.
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