Rickets is a disease caused by the deficiency of

• Vitamin- K
• Vitamin- D
• Vitamin- B1
• Vitamin- A

Which of the following diseases is not caused by bacteria?

• Cholera
• Typhoid
• Tuberculosis
• Chickungunya

Thyroid gland is located

• near the heart
• at the base of the brain
• below the liver
• in the neck region

Decibel is the unit used for

• intensity of light
• intensity heat
• intensity of sound
• frequency of radio wave

Light year is a unit of measurement of

• speed of light
• stellar distances
• speed of rockets
• time

Malaria is caused by

• parasitic infection
• viral infection
• bacterial infection
• fungal infection

Full form of "GPS" is

• Geographic Pointing System
• Global Positioning System
• Geographic Photo Sensor
• Global Polar Synchronization

Acid rain is caused by

• Humidity
• Pollutant gases
• Population explosion
• None of these

The virus infection causes AIDS is known as

• HIV
• HID
• DIV
• None of theses

Which is an example of pollution-free energy?

• Coal
• Wind energy
• Mineral oil
• None of these