The type of crop which is able to fix nitrogen from air is known as:

• Legume
• Rice
• Tuber
• Potato
Correct Option: A  [ Legume ]

Remark:

Which of the following is the uppermost layer of the atmosphere?

• Stratosphere
• Mesosphere
• Ionosphere
• Exosphere
Correct Option: D  [ Exosphere ]

Remark:

The ingredient that assists clotting of blood is:

• Vitamin A
• Folic acid
• Vitamin D
• Vitamin K
Correct Option: D  [ Vitamin K ]

Remark:

Light Year is a unit of

• Time
• Distance
• Brightness
• none of these
Correct Option: B  [ Distance ]

Remark: A unit of Astronomical distance equivalent to the distance that light travels in one year,

When a ship ?oats on water:

• it displaces no water
• the mass of water displaced is equal to the mass of the ship
• the mass of water displaced is lesser than the mass of the ship
• the mass of water displaced is greater than the mass of the ship
Correct Option: B  [ the mass of water displaced is equal to the mass of the ship ]

Remark:

Thiamine deficiency or beriberi, refers to the lack of:

• vitamin K
• vitamin B1
• vitamin C
• nicotine
Correct Option: B  [ vitamin B1 ]

Remark:

What is the full form of LAN?

• Line Area Network
• Linear Area Network
• Local Area Network
• Land Area Network
Correct Option: C  [ Local Area Network ]

Remark:

What is commonly known as white plague?

• Typhoid
• Malaria
• Tuberculosis
• Plague
Correct Option: C  [ Tuberculosis ]

Remark:

Which of the following is not correctly matched ?

• Becquerel : Radioactivity
• Alexander Flaming : Penicillin
• Louis Pasteur : Blood groups
• William Harvey : Blood circulation
Correct Option: C  [ Louis Pasteur : Blood groups ]

Remark:

According to ISRO, Chandrayaan-2 moon mission will explore which area of the moon ?

• Moon North Pole
• Moon South Pole
• Moon North-West part
• Unexplored part of the Moon
Correct Option: B  [ Moon South Pole ]

Remark: