Shubham Jha - Class 9
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Chromosome are made up of
Anonymous Quiz
37%
Dna
25%
Protein
10%
Rna
29%
Both a and b
Which of the following are coverd by single membrane
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31%
Mitochondria
43%
Vacoule
20%
Lysosome
6%
Plastid
The chemical symbol for nitrogen gas is
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13%
Ni
29%
N2
15%
N+
43%
N
Which of the following has maxium number of atom
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29%
18 g of h2o
25%
18 g of o2
21%
18 g of co2
25%
18g of co4
Perctange of calcium in calcium carbonate is
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35%
40
32%
38
22%
48
11%
36
Which cell does not have perforated cell wall
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21%
Tracheids
38%
Companion cell
25%
Sieve tube
16%
Vessels
Inertia is the property of a body by virtue of which it cannot change by itself
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31%
Its state of rest
27%
It's steady state of uniform motion
18%
It's direction of motion
24%
All of these
The momentum of an object is product of its mass and
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27%
Acceleration
59%
Velocity
12%
Force
3%
Power
Recolling of gun is an example of *_____ law of motion
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18%
1
32%
2
40%
3
10%
Mai nhi batugya
The force are said to be balanced if net force is
Anonymous Quiz
16%
1
57%
0
11%
101
16%
Infinty
Which of the following correctly represent the electronic distribution in the mg atom
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14%
3,8,1
68%
2,8,2
12%
1,8,3
6%
8,2,2
The first model of an atom was given by
Anonymous Quiz
14%
N bhor
19%
E Goldstein
39%
Rutherford
28%
J.j thomson
An atom with 3 proton and 4 neutron will have a valency of
Anonymous Quiz
13%
3
38%
7
38%
1
11%
4