Give the ratio in which hydrogen and oxygen are present in water by volume
Anonymous Quiz
26%
1:2
42%
2:1
10%
1:1
22%
1:8
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From the following which one is the example of chemical reaction
Anonymous Quiz
9%
Grapes get fermented
17%
Breakdown of food
30%
Formation of curd
44%
All of the above
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Which of the following is most likely to have a much higher breathing rate
Anonymous Quiz
29%
Man
31%
Fish
27%
Dog
13%
Sparrow
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👍5
Farmers neutralize the effect of acidity on soil by adding
Anonymous Quiz
38%
Slaked lime
27%
Gypsm
22%
Caustic soda
13%
Baking soda
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Cuso4.5H20 in this compound the water molecules is called
Anonymous Quiz
19%
Pure water
63%
Water of crystallization
16%
Soda water
2%
None
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What is the perctange of the oxygen in the expired air when a person is resting
Anonymous Quiz
24%
12%
36%
16%
25%
20%
15%
24%
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The opening and closing of the stomatal pore depends upon
Anonymous Quiz
21%
Oxygen
16%
Temperature
54%
Water in guard cell
9%
Concertion of co2
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