Deficiency of Vitamin-A results in?

A. Night blindness
B. Rickets
C. Scurvy
D. Hair fall

Deficiency of Vitamin-D results in ?

A. Night blindness
B. Rickets
C. Scurvy
D. Hair fall

The primary function of the respiratory system is to:

A. Digest food
B. Circulate blood
C. Exchange gases
D. Transport nutrients

Which one of the following is a greenhouse gas?

A. Oxygen
B. Methane
C. Sulphur dioxide
D. Nitrogen

Bleaching powder contains:

A. Nitrogen
B. Chlorine
C. Iodine
D. Bromine

Which of the following organization is of South Asian countries?

A. Asean
B. Gcc
C. Saarc
D. Eco

The Commonwealth of Nations has mapped out a six-year program of aid for southern Asia. It is also known as:

A. Kuala lumpur plan
B. Singapore plan
C. Colombo plan
D. Accra plan

Which organization deals with terrorism and drug abuse?

A. United nations office on terrorism and crime
B. United nations office on drugs and crime
C. United nations office on drugs and abuse
D. None of these

The International Telecommunication Union (ITU) is the specialized United Nations agency for:

A. Information and communication technologies (icts)
B. The international telecommunication organization (ito)
C. The international telecommunication agency (ita)
D. None of these

Ionic bond results from the attraction between oppositely charged ions.

A. Metallic bond
B. Covalent bond
C. None of these
D. None of these