Atom bomb is based on:

• Chemical reaction
• Nuclear fission
• Nuclear fusion
• Atomic collision
Correct Option: B  [ Nuclear fission ]

Remark:

Which metal is present in haemoglobin?

• Iron
• Zinc
• Magnesium
• Copper
Correct Option: A  [ Iron ]

Remark: Iron is an essential element for blood production, and about 70 percent of your body's iron is in the red blood cells called hemoglobin.

In medical terminology, USG stands for:

• Undersized gland
• Ultrasonography
• Unsegmented gonads
• None of the above
Correct Option: B  [ Ultrasonography ]

Remark:

Which acid is released when an Ant bites?

• Hydrochloric Acid
• Formic Acid
• Acetic Acid
• Phosphoric Acid
Correct Option: B  [ Formic Acid ]

Remark:

Which of the following diseases is caused by H₁N₁, virus ?

• Swine flu
• Dengue
• AIDS
• Bird flu
Correct Option: A  [ Swine flu ]

Remark:

'Shock –absorbers' are usually made of steel as it:

• is not brittle
• has lower elasticity
• has higher elasticity
• has no ductile property
Correct Option: C  [ has higher elasticity ]

Remark:

Who had discovered oxygen?

• Rutherford
• William Harvey
• Priestly
• Galileo
Correct Option: C  [ Priestly ]

Remark:

Which of the following animals is carnivorous?

• Elephant
• Horse
• Rhinoceros
• Tiger
Correct Option: D  [ Tiger ]

Remark:

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 is the hardest form of carbon ?

• Coke
• Graphite
• Diamond
• Charcoal
Correct Option: C  [ Diamond ]

Remark: