During summer, water kept in an earthen pot becomes cool because of the phenomenon of
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17%
Diffusion
27%
Osmosis
50%
Evaporation
7%
Filteration
A particle is moving in a circular path of radius r. The displacement after half a circle would be:
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14%
0
38%
πr
33%
2r
15%
2πr
If the displacement of an object is proportional to square of time, then the object moves with
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28%
Uniform velocity
50%
Uniform acceleration
19%
Uniform speed
4%
None
Area under a υ -1 graph represents a physical quantity which has the unit
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25%
M
43%
M^2
21%
M^3
11%
All
Which of the following can be made into crystal?
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22%
A virus
33%
A sperm
34%
A bacterium
11%
A amobea
Which of the following are covered by a single membrane?
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33%
Mitochondria
30%
Vacuole
25%
Lysosome
12%
Plastid
Which cell organelle plays a crucial role in detoxifring many poisons and drugs in a cell?
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22%
Golgi apperatus
39%
Lysosome
32%
Smooth endoplasmic recticulum
8%
Mitochondria
The undefined nuclear region of prokaryotes is also known as
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13%
Nuclear
32%
Nucleus
42%
Nucleoid
13%
Nucleous
👍1
Two particles are placed at some distance. If the mass of each of the two particles is doubled, keeping the distance between them unchanged, the value of gravitational force between them will be:
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27%
1/2 times
29%
3 times
34%
4 times
11%
2/4 times
Which of the following is not one a type of cell found in xylem tissues?
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23%
Trachied
39%
Sieve tube
26%
Vessels
12%
Xyleam parenchyma
Which of the following contains maximum number of molecules?
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17%
1g of co2
30%
1g of O2
20%
1g of h2
34%
1g of so4
An element X is divalent and another element Y is tetravalent. The compound formed by these two elements will be:
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24%
Xy
32%
X2y
29%
Xy2
14%
X3y