The ultraviolet radiations are able to peretreate in a sea as deep as:?
A.40 meters
B.400 meters
C.200 meters
D.5 meters
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B.400 meters
C.200 meters
D.5 meters
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Category: Forestry Environment Mcqs
The interspecific competition is also called:?
A.Interference competition
B.Scramble competition
C.Allelopathy
D.Synnecrosis
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B.Scramble competition
C.Allelopathy
D.Synnecrosis
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The relationship between the alga Cladophora and the snail shell on which it grows corresponds to:?
A.Commensalism
B.Predation
C.Neutralism
D.Mutualism
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B.Predation
C.Neutralism
D.Mutualism
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The equatic thermal strata where no temperature gradients are observed is called:?
A.Epilimnion
B.Metalimnion
C.Hypolimnion
D.Thermocline
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B.Metalimnion
C.Hypolimnion
D.Thermocline
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Lichens are well known combination of an alga and a fungus where fungus has:?
A.An epiphytic relationship with the alga
B.A parasitic relationship with the alga
C.A symbiotic relationship with the alga
D.A saprophytic relationship with the alga
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B.A parasitic relationship with the alga
C.A symbiotic relationship with the alga
D.A saprophytic relationship with the alga
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Water available to plant is:?
A.Run off water
B.Gravitational water
C.Hygroscopic water
D.Capillary water
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B.Gravitational water
C.Hygroscopic water
D.Capillary water
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Plants growing on desert and steppe are called:?
A.Oxylophytes
B.Lithophytes
C.Eremophytes
D.Psilophytes
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B.Lithophytes
C.Eremophytes
D.Psilophytes
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Sxerophytes are generally found in:?
A.Desetts
B.Water
C.Hills
D.Water bank
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B.Water
C.Hills
D.Water bank
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When one organism is benefited without affecting the other, it is called:?
A.Parasitism
B.Commensalism
C.Saprophytism
D.Symbiosis
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B.Commensalism
C.Saprophytism
D.Symbiosis
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Symbiosis is beneficial to:?
A.The host
B.The parasite
C.Of mutual benefit
D.Not beneficial
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B.The parasite
C.Of mutual benefit
D.Not beneficial
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