Photography works by?

A. Capturing the souls of the objects being photographed
B. Capturing light reflected from the objects being photographed
C. Both a & b
D. None of these

Cancer can be treated by ?

A. Antibiotics & vaccines
B. Radiotherapy & antibiotics
C. Chemotherapy & radiotherapy
D. Antibiotics & chemotherapy

Patela is a bone of the ________?

A. skull
B. leg
C. arm
D. chest

Which one of the following is a bio molecule?

A. Formic acid
B. Tartic acid
C. Glutamic acid
D. Glutaric acid

Dioptre is used to measure ?

A. Lens refractive power
B. Luminous intensity
C. Power
D. Distance of heavenly bodies

Charge carriers in a metal are electrons rather than protons because electrons are?

A. Smaller
B. Negative
C. Loosely bound
D. All of the above

Energy possessed by water in a dam is ?

A. Electrical energy
B. Mechanical energy
C. Kinetic energy
D. Potential energy

In what year did Galileo first use an optical telescope to study the moon?

A. 1492
B. 1609
C. 1212
D. 1743

Which metal known as quick silver ?

A. Mercury
B. Sulphuric acid
C. Chromite
D. Quartz

Mouna Loa is an example of?

A. Active volcano
B. Extinct volcano
C. Plateau in volcanic region
D. None of these