Q: Oxygen is transported to the cells of the human body through:

A: Red Blood cells

B: White Blood cells

C: Hormones

D: Enzymes



Correct Option: A  [ Red Blood cells ]

Remark:


Q: Pure gold is of

A: 24 Carat

B: 18 Carat

C: 22 Carat

D: None of these



Correct Option: A  [ 24 Carat ]

Remark:
A "carat" is a unit of measurement used to express the weight of gemstones, particularly diamonds and gold etc.


Q: Which of the following is not an element ?

A: Oxygen

B: Nitrogen

C: Hydrogen

D: Marble



Correct Option: D  [ Marble ]

Remark:


Q: The element common to all acids is :

A: Oxygen

B: Hydrogen

C: Nitrogen

D: Sulphur



Correct Option: B  [ Hydrogen ]

Remark:


Q: A concave lens always forms an image which is:

A: Real and erect

B: Virtual and erect

C: Real and inverted

D: Virtual and inverted



Correct Option: B  [ Virtual and erect ]

Remark:


Q: Widal test is employed to diagnose:

A: Typhoid

B: Cholera

C: Tuberculosis

D: AIDS



Correct Option: A  [ Typhoid ]

Remark:


Q: Which of the following is an operating system ?

A: Floppy

B: Windows Xp

C: Oracle

D: ROM



Correct Option: B  [ Windows Xp ]

Remark:


Q: When Lunar Eclipse occurs ?

A: When Sun is between Earth and Moon

B: When Earth is between Sun and Moon

C: When Moon is between Earth and Sun

D: When Earth is between Sun and other celestial bodies.



Correct Option: B  [ When Earth is between Sun and Moon ]

Remark:


Q: Which one is a water soluble vitamin?

A: Vitamin A

B: Vitamin C

C: Vitamin K

D: Vitamin D



Correct Option: B  [ Vitamin C ]

Remark:


Q: Which of the following diseases is not caused by virus ?

A: Small pox

B: AIDS

C: Flue

D: Malaria



Correct Option: D  [ Malaria ]

Remark:
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