Roots of the plants absorb water from the soil through the process of:
Anonymous Quiz
15%
Diffusion
57%
Transporation
25%
Osmosis
3%
None
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When a few drops of iodine solution are added to rice water, the solution turns blue- black in colour. This indicates that rice water contains:
Anonymous Quiz
17%
Fat
27%
Protein
52%
Starch
4%
Dna
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Name a circulatory fluid in the human body other than blood.
Anonymous Quiz
31%
Platletes
31%
Rbc
31%
Lymph
7%
Wbc
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Breaking of pyruvate using oxygen takes place in the ………
Anonymous Quiz
75%
Mitochondria
13%
Lysosome
8%
Er
5%
Golgi apperatus
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pH value less than 7 indicates that the solution is –
Anonymous Quiz
55%
Acidic
30%
Basic
15%
Neutral
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At what temperature is gypsum heated to form Plaster of Paris?
Anonymous Quiz
20%
35
24%
79
17%
54
39%
100
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What is the percentage of the oxygen in the expired air when a person is resting?
Anonymous Quiz
26%
12
34%
16
20%
24
20%
32
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Work of 14 J is done to move 2 C charge between two points on a conducting wire. What is the potential difference between the two points?
Anonymous Quiz
39%
28v
37%
14v
24%
7v
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A cooler of 1500 W, 200 volt and a fan of 500 W, 200 volt are to be used from a household supply. The rating of fuse to be used is
Anonymous Quiz
29%
10a
36%
20a
24%
30a
11%
40a
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The most abundant metal in the earth’s crust is
Anonymous Quiz
47%
Iron
36%
Aluminium
10%
Calcium
8%
None
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The poorest conductor of heat among metals is
Anonymous Quiz
46%
Lead
30%
Mercury
18%
Sodium
6%
Iron
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