Sun is divided into ______ main layers.
Sun is divided into ______ main layers.
A. 2
B. 3
C. 4
D. 5
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Microorganisms can only be seen with an equipment called ________?
Microorganisms can only be seen with an equipment called ________?A. Microscope
B. Telescope
C. Spectroscope
D. None of theseThe main function of kidney is____________?
The main function of kidney is____________?
A. to control blood pressure
B. to control body temperature
C. to remove waste from blood
D. to help in digestion of badyThe metal that is used as a catalyst in the hydrogenation of oils is _______?
The metal that is used as a catalyst in the hydrogenation of oils is _______?A. Ni
B. Pb
C. Cu
D. PtA canyon is a large form of ________?
A canyon is a large form of ________?
A. Dry valley
B. Gorge
C. Pediment
D. BadiandWhen an acid reacts with a metal, which one of the following gas is usually liberated?
When an acid reacts with a metal, which one of the following gas is usually liberated?A. Ammonia Gas
B. Chlorine
C. Oxygen
D. Hydrogen gas
When metal reacts with acid, a soap bubble is formed and the bubble contains Hydrogen gas (example: HCl, H2SO4).
Hydrogen gas is liberated when anacid reacts with a metal. For example, when zin cmetal reacts with dil. hydrogen is evolved and salt zinc chloride is formed as: It can be tested bybringing a burning candle near thegas.Lambert’s law is related to?
Lambert’s law is related to?A. Reflection
B. Refraction
C. Interference
D. Illumination