Green leafy vegetable are rich source of :

• Citric acid
• Malic acid
• Folic acid
• none of these
Correct Option: C  [ Folic acid ]

Remark:

Which of the following could be used as fuel in propellant of rockets?

• liquid hydrogen + liquid nitrogen
• liquid oxygen + liquid argon
• liquid nitrogen + liquid oxygen
• Liquid hydrogen + liquid oxygen
Correct Option: D  [ Liquid hydrogen + liquid oxygen ]

Remark:

dolomite is used in which field?

• Soil conditioner
• Pasteurization
• Dynamite
• Synthetic rubber
Correct Option: A  [ Soil conditioner ]

Remark:

Which of the following is not a viral disease ?

• Tuberculosis
• Polio
• Swine flu
• Hepatitis
Correct Option: A  [ Tuberculosis ]

Remark:

Usually OMR sheets are used in most of the competitive examinations. The full form of OMR is :

• Optical Mark Response
• Optical and Magnetic Reader
• Optical and Magnetic Record
• Optical Mark Recognition
Correct Option: D  [ Optical Mark Recognition ]

Remark:

A rocket functions on which of the following laws ?

• Newtons first law
• Newtons second law
• Newtons third law
• All of the above
Correct Option: C  [ Newtons third law ]

Remark:

What does the airbag, used for safety of car driver, contain?

• Sodium bicarbonate
• Sodium azide
• Sodium nitrite
• Sodium peroxide
Correct Option: B  [ Sodium azide ]

Remark:

What is 'Agent Orange' ?

• An insecticide
• A herbicide
• A fertiliser
• A biofertiliser
Correct Option: B  [ A herbicide ]

Remark:

Which of the following is not a biofertilizer ?

• Rhizobium
• Mucor
• Azotobacter
• Anabaena
Correct Option: B  [ Mucor ]

Remark:

"Athlete's foot" is:

• a specific footwear for athletes to prevent them from straining their feet
• an allergic skin rash
• a common fungal infection that attacks the skin below the toes
• an eczema
Correct Option: C  [ a common fungal infection that attacks the skin below the toes ]

Remark: