Opening and closing of stomatal pore depends on
Anonymous Quiz
19%
Atomspheric temperature
34%
Oxygen concentration around stomata
12%
Carbon dioxide
34%
Water content in the guard cells
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The internal energy reserve in autotrophs is
Anonymous Quiz
17%
Protein
20%
Fatty acid
38%
Glycogen
25%
Starch
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The first enzyme to mix with food in the digestive tract is
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32%
Pepsin
33%
Amylase
25%
Cellulose
11%
Trypsin
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The pH level of humane body is
Anonymous Quiz
25%
Less than 7
46%
Equal to 7
22%
More than 7
7%
None
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No matter how far you stand form a mirror you image appears erect the mirror is likely to be
Anonymous Quiz
41%
Plane
29%
Concave
19%
Convex
11%
Either plane or convex
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The oxygen libreated during photosynthesis by green plants comes from
Anonymous Quiz
19%
Glucose
20%
Water
22%
Carbon dioxide
38%
Chlorophyll
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Most of the plants absorb nitrogen in one of the following forms this is
Anonymous Quiz
21%
Protein
38%
Nitrate
19%
Urea
22%
Atmospheric nitrogen
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Which of the following is known as the energy currency of cells in biology
Anonymous Poll
9%
DTP
7%
PDP
93%
ATP
7%
DDT
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The photosynthesis in a plant is a not taking place during the day time if the plant is relasing
Anonymous Quiz
20%
Water vapour
31%
Oxygen
32%
Carbon dioxide
17%
All the above
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One of the following organisms can live without oxygen of air this organsim is
Anonymous Quiz
36%
Amobea
15%
Yalk
38%
Yeast
12%
Leech
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During respiration the exchange of gases take place in
Anonymous Quiz
12%
Bronchi
59%
Alveoli
15%
Bronchides
14%
Trachea
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If an one is placed symmetrically between two plain mirror inclined at angles of 72 degree then the total no of images formed
Anonymous Quiz
19%
5
39%
4
15%
2
28%
Infinte
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