Shubham Jha - Class 9
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According to second law of motion “the rate of change of momentum is directly proportional to ……………… applied”.
Anonymous Quiz
69%
Force
15%
Mass
10%
Momentum
6%
Acceleration
Recoiling of gun is an example of ………….. law of motion.
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22%
1st
21%
2nd
54%
3rd
3%
None
The forces are said to be balanced, if net force is ……………..
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77%
0
15%
4
6%
7
2%
9
Chromosomes are made up of
Anonymous Quiz
40%
Dna
16%
Rna
38%
Dna and protein
6%
Rna and amino acid
Which of the following are covered by a single membrane?
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39%
Mitochondria
37%
Vacoule
19%
Lysosome
5%
None
…… is a Latin word for ‘a little room’.
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61%
Cell
25%
Tissue
9%
Dna
4%
None
The process of …………… helps in movement of carbon dioxide or oxygen across the cell membrane.
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38%
Osmosis
24%
Fusion
16%
Absorption
21%
Diffusion
The movement of water molecules through a selectively permeable membrane is called ……
Anonymous Quiz
55%
Osmosis
22%
Fusion
15%
Diffusion
8%
Absorption
Forwarded from Shubham Jha - Class 10 (Shubham Jha)
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82%
Class 9
15%
Class 10
3%
Other
The combining power of an element is known as its …………….
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52%
Valency
28%
Atomic energy
9%
Atomic number
10%
Atomic mass