For burning, which agent is necessary?

A. Oxygen
B. Hydrogen
C. Carbon
D. Fire

Submitted by: Mansoor Ahmed Suhag

Related Mcqs:

___________ is a strong smelling agent added to LPG cylinders to detect leakage?
A. Nitrogen Peroxide
B. Ethyl Mercaptan
C. Carbon Monoxide
D. Sulphur Dioxide

Submitted by: Malik Asghar Hussain
In whole Periodic Table which element Is Most Reducing Agent ?
A. Chlorine
B. lithium
C. Helium
D. Neon

Submitted by: Ali Jan
Which hormone is necessary for the production of milk in the mother’s breast?
A. FSH
B. prolactin
C. A.D.H.
D. Oxytocin

Submitted by: Abid Hussain
Basic metals can be converted into gold by ?
A. Heating
B. Beating
C. Artificial nuclear radioactivity
D. Chemical reaction
Where do most of Asteroids lie?
A. In asteroid belt between the orbits of Mars and Jupiter
B. In asteroid belt between the orbits of Mars and Venus
C. In asteroid belt between the orbits of Jupiter and Venus
D. Everywhere in the sky
E. None of these
The temperature of the dead body is_______________?
A. 0 ‘C
B. 37 ‘
C. Room Temperature
D. Temperature of the place where it is kept
E. None of these
The top atmosphere of the Earth directly reflects back into space nearly what part of the total amount of sun’s energy coming to it?
A. 10%
B. 20%
C. 30%
D. 50%

Submitted by: Jameel Ahmed Solangi (Larkana)
Atmospheric pressure at sea level is _______?
A. 746 mm
B. 760 mm
C. 820 mm
D. None of these

Submitted by: Mansoor Ahmed Suhag
An active asteroid is discovered near ________ Orbit for the first time in billion years.
A. Saturn
B. Mars
C. Neptune
D. Jupiter

Submitted by: Rashid Mehmood
When in the part of its orbit closest to the Sun, Pluto has an atmosphere of nitrogen and methane similar to Triton’s, but what happens when it is farther from the Sun ?
A. These gases are not present
B. These gases are like plasma
C. These gases are frozen
D. These gases are volatile

Submitted by: Muhammad Abdullah