Norman E. Borlaug is associated with

• Green Revolution
• White Revolution
• Pink Revolution
• Blue Revolution
Correct Option: A  [ Green Revolution ]

Remark: Norman E. Borlaug was awarded the Nobel Peace Prize in 1970 in recognition of his contributions to global food production.

Which quantity remains constant in parallel connection of resistance?

• Electric current flow rate
• Potential difference
• Amount of electricity
• Both the potential difference and amount of electricity
Correct Option: B  [ Potential difference ]

Remark:

When a bus starts suddenly, the passengers sitting in the bus lean backward. This is because of :

• Inertia of rest
• Inertia of motion
• Momentum
• Gravity of the earth
Correct Option: A  [ Inertia of rest ]

Remark:

Which one of the following animals is not "warm-blooded"?

• Hen
• Tiger
• Bat
• Toad
Correct Option: D  [ Toad ]

Remark: frogs and toads are cold-blooded. This means their body temperatures change to match the temperatures of their environment.

An alternating current instead of direct current is used in long-distance electric transmission because:

• it is easy to generate
• rectification is possible
• energy losses are minimum
• it causes fewer accidents
Correct Option: C  [ energy losses are minimum ]

Remark:

Which one of the following sets of Elements was primarily responsible for the origin of life on the earth?

• Hydrogen, Oxygen, Carbon, Sodium
• Oxygen, Carbon, Calcium, Phosphorus
• Carbon, Hydrogen, Oxygen, Nitrogen
• Carbon, Hydrogen, Nitrogen, Potassium
Correct Option: C  [ Carbon, Hydrogen, Oxygen, Nitrogen ]

Remark:

Which of the following is chiefly present in LPG?

• Methane
• Ethane
• Propane
• Butane
Correct Option: D  [ Butane ]

Remark:

The acid present in the stomach of human beings is:

• HNO₃
• H₂CO₃
• HCl
• H₂SO₄
Correct Option: C  [ HCl ]

Remark:

Which of the following is an operating system ?

• Floppy
• Windows Xp
• Oracle
• ROM
Correct Option: B  [ Windows Xp ]

Remark:

The science dealing with the study of phenomena at very low temperature is known as :

• Refrigenics
• Cryogenics
• Cytogenics
• Frozenics
Correct Option: B  [ Cryogenics ]

Remark: