In an electrolytic cell where electrolysis is carried, anode has:
Anonymous Quiz
52%
Positive charge
29%
Negative cahrge
18%
Connective to negative terminal
2%
None of these effect
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Some crystals of copper sulphate were dissolved in water. The colour of the solution obtained would be:
Anonymous Quiz
28%
Green
19%
Red
41%
Blue
12%
Brown
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Dissolving suger is an example of
Anonymous Quiz
39%
Physical changes
44%
Chemical changes
10%
Reduction
7%
Oxidation
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A substance ‘X’ is used in white-washing and is obtained by heating limestone in the absence of air. Identify ‘X’.
Anonymous Quiz
20%
Cacol
48%
Caco3
17%
Cao
14%
Ca(oh)2
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PbS reacts with ozone (O3) and forms pbso4. As per the balanced equation, molecules of ozone required for every one molecule of PbS is/are
Anonymous Quiz
28%
4
38%
3
21%
2
13%
1
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Which of the following is the SI Unit of Electric resistance
Anonymous Quiz
60%
Ohm
23%
Volt
15%
Amper
2%
None
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The resistance of a conductor is directly proportional to:
Anonymous Quiz
41%
Area of cross section
27%
Density
24%
Length
8%
Meter
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What is the rate of flow of electric charges called?
Anonymous Quiz
11%
Electrical wire
72%
Electrical current
13%
Electric conducter
4%
None
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Roots of the plants absorb water from the soil through the process of:
Anonymous Quiz
21%
Diffusion
52%
Transpiration
24%
Osmosis
3%
None
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The site of photosynthesis in the cells of a leaf is
Anonymous Quiz
67%
Chloroplast
21%
Mitochondria
10%
Protoplasm
1%
None
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Which region of the alimentary canal absorbs the digested food?
Anonymous Quiz
21%
Stomach
54%
Small intestine
15%
Large intestine
10%
Liver
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The exit of unabsorbed food material is regu-lated by
Anonymous Quiz
13%
Liver
47%
Anal sphincter
34%
Kidney
6%
None
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