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1. AIDS virus has:

A

Single-stranded RNA

B

Single-stranded DNA

C

Double-stranded RNA

D

Double-stranded DNA

2. A man presses more weight on earth at:

A

Sitting position

B

Standing Position

C

Lying Position

D

None of these

3. Which acid is used in the body to help digestion:

A

Hydrochloric Acid

B

Sulphuric Acid

C

Acetic Acid

D

Boric Acid

4. The loudness of sound varies directly with the vibrating body`s:

A

intensity

B

amplitude

C

pitch

D

quality

5. Aspirin is:

A

Acetylsalicylic acid

B

Benzoyl salicylic acid

C

Chlorobenzoic acid

D

Anthranilic acid

6. What is the causative organism for Tuberculosis?

A

Fungus

B

Bacteria

C

Virus

D

Protozoa

7. Which of the following devices is used to measure electrical resistance in a circuit?

A

Galvanometer

B

Voltmeter

C

Ammeter

D

Ohmmeter

8. Which of the following processes denotes degradation of detritus into simpler inorganic substances by bacterial and fungal enzymes?

A

Leaching

B

Eutrophication

C

Catabolism

D

Biomagnification

9. What is the SI unit of the amount of substance?

A

Pascal

B

Ampere

C

Mole

D

Candela

10. Which of the following is an example of scalar quantity?

A

Force

B

Speed

C

Momentum

D

Velocity

11. Which of the following gas laws shows the relationship of pressure and temperature?

A

Avogadro Law

B

Boyle`s Law

C

Gay Lussac`s Law

D

Charles Law

12. The ratio of tensile stress (σ) to the longitudinal strain (ε) is defined as _______.

A

Bulk Modulus

B

Young`s modulus

C

Shear Modulus

D

Poisson Ratio

13. What is the atomicity of Argon?

A

2

B

1

C

8

D

3

14. Which is the second most abundant gas in earth`s troposphere?

A

Hydrogen

B

Nitrogen

C

Carbon Dioxide

D

Oxygen

15. What is the chemical symbol of Lead?

A

Pb

B

Au

C

Fe

D

K

16. The process of acquiring oxygen from outside the body to break-down the food sources for cellular needs is called ____________.

A

Translocation

B

Transpiration

C

Respiration

D

Photosynthesis

17. Which of the following vitamin deficiencies causes Beriberi?

A

Vitamin B12

B

Vitamin B1

C

Vitamin E

D

Vitamin K

18. Which type of energy source is wind energy?

A

Non-Renewable

B

Exhaustible

C

Non-Conventional

D

Conventional

19. Which of the following has maximum wavelength in an electromagnetic spectrum?

A

Infrared Rays

B

Radio Waves

C

Micro Waves

D

Gamma Rays

20. Which of the following group of animals get nutrition by feeding only on plants?

A

Detritivores

B

Omnivores

C

Herbivores

D

Carnivores