Nitrosomonas changes N2 into nitrites, Hydrological cycle is under the control of Forests

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Free Online Mock Biology Multiple Choice Test on Biosphere

Sub Category : Biosphere	Test : 4	Time Left :
1.Which changes food into usable energy?
(1) P (2) Ca (3) Mg (4) C
1 2 3 4
2.Nitrosomonas changes
(1) NH3 into nitrites (2) Nitrites into nitrates (3) N2 into nitrites (4) N2 into nitrates
1 2 3 4
3.Maximum O2 comes from
(1) Phytoplanktons (2) Grassland (3) Forests (4) All
1 2 3 4
4.Hydrological cycle is under the control of ?
(1) Grasslands (2) Forests (3) Planktons (4) Hydrophytes
1 2 3 4
5.Local water cycle involves ?
(1) Forest trees (2) Living beings (3) Atmosphere (4) Physical factors

1 2 3 4
	1 2 3 4

Free Online Mock Biology Multiple Choice Test on Biosphere