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1. On which quantum number does the orientation of atomic orbitals depend?

A

Principal Quantum Number

B

Azimuthal Quantum Number

C

Magnetic Quantum Number

D

Spin Quantum Number

2. In which continent is ozone hole found for the first time?

A

South America

B

Africa

C

Antarctica

D

North America

3. The relationship between which two gas variables are shown in Charles law?

A

Pressure - Temperature

B

Temperature - Volume

C

Pressure - Volume

D

Volume - Number of Gas Particles

4. Mole is the SI unit of ____

A

Luminous Intensity

B

Electric Current

C

Thermodynamic Temperature

D

Amount of Substance

5. Which of the following vitamin deficiencies causes scurvy?

A

Vitamin C

B

Vitamin K

C

Vitamin E

D

Vitamin A

6. Which of the following devices is used to measure potential difference between two points in a circuit?

A

Voltmeter

B

Galvanometer

C

Pycnometer

D

Ammeter

7. Which of the following is an example of ferrous mineral?

A

Graphite

B

Manganese

C

Gold

D

Mica

8. In which of the following medium sound travels faster?

A

Solid

B

Fluid

C

Gas

D

Liquid

9. What is the second layer of the earth`s atmosphere?

A

Exosphere

B

Mesosphere

C

Troposphere

D

Stratosphere

10. Which of the following laws states that for every action, there is an equal and opposite reaction?

A

Newton`s First Law of Motion

B

Newton`s Third Law of Motion

C

Newton`s Law of Cooling

D

Newton`s second Law of Motion

11. What is the chemical symbol of Silver?

A

Au

B

K

C

Ag

D

Pb

12. What is the scientific name of Vitamin B9?

A

Pyridoxine

B

Ascorbic Acid

C

Riboflavin

D

Folic Acid

13. Which of the following type of solids are anisotropic in nature?

A

Amorphous Solid

B

Pseudo Solid

C

Super Cooled Liquid

D

Crystalline Solid

14. What is the atomicity of nitrogen?

A

3

B

8

C

1

D

2

15. Which of the following waves is an example of longitudinal waves?

A

Ultrasonic Waves

B

Micro Waves

C

Light Waves

D

Infrared Waves

16. Which of the following pigments gives green colour to the leaves?

A

Nucleus

B

Cytoplasm

C

Chlorophyll

D

Mitochondria

17. What is the SI unit of the thermodynamic temperature?

A

Ampere

B

Candela

C

Kelvin

D

Mole

18. Which of the following states of matter has indefinite shape and indefinite volume?

A

Solid

B

Gas

C

Liquid

D

Plasma

19. Which of the following vitamin deficiencies causes rickets in children?

A

Vitamin K

B

Vitamin D

C

Vitamin C

D

Vitamin A

20. Which of the following terms denotes the physical position and functional role of a species within the community?

A

Biomass

B

Ecological Pyramid

C

Ecological Niche

D

Ecotone