How many planets in Solor Syestem?
How many planets in Solor Syestem?
A. 4
B. 5
C. 6
D. 8
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The distance b/w Earth and Moon is___________?
The distance b/w Earth and Moon is___________?
A. 3,50,000km
B. 3,60,100km
C. 3,72,000km
D. 3,84,400kmInternal friction of fluid is called_________?
Internal friction of fluid is called_________?A. Viscosity
B. Surface tension
C. Resistance
D. Cohesive forceThe Scientist who told “Heat is a form of Energy” was___________?
The Scientist who told “Heat is a form of Energy” was___________?
A. Thomas Alva Edison
B. Newton
C. Joule
D. KeplerSound travels_______ in solid materials then liquid?
Sound travels_______ in solid materials then liquid?A. Constant
B. Slowest
C. Fastest
D. None of theseWhich gas is used for artificial ripening of green fruit ?
Which gas is used for artificial ripening of green fruit ?A. Carbon dioxide
B. Acetylene
C. Ethane
D. EthyleneEthylene plays a vital role in the natural ripening of fruits. It is a hormone produced naturally within the fruits to stimulate ripening process. Ethylene, being a natural hormone, does not pose any health hazards to consumers, the guidance note points out.
Spinach leaves are rich source of________
Sach leaves are rich source of________
A. Amino acid
B. Iron
C. Vitamin E
D. Carotene