Environmental Science and Ecology - Mock Test 56

Question 551

The term omnivore is applied to?

A) Herbivore and carnivore B) Carnivore and detrivore C) Herbivore and detrivore D) All of these

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Question 552

The pyramid of biomass in a parasitic ecosystem is?

A) Upright B) Inverted C) Linear D) Rhomboidal

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Question 553

The solar radiations are the sole source of?

A) Energy B) Materials C) Both a & b D) Standing state

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Question 554

The ecological pyramids were first designed by?

A) Clements B) Kormondy C) Warming D) Elton

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Question 555

An ecosystem is a structure that is?

A) Always temporary B) Always permanent C) Either of these D) Rarely permanent

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Question 556

Which of the following belong to the same trophic level?

A) Yeast and Monotrapa B) Rhizopus and Riccia C) Ulothrix and Yeast D) All of these

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Question 557

From gross production of autotrophs, according to Lindemann, how much energy in gcal/cm2/year is used in respiration and decomposition respectively?

A) 78.2, 29.3 B) 78.2, 3.5 C) 29.3, 3.5 D) 23.9, 5.3

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Question 558

The efficiency of primary production in an ocean is?

A) 5% B) 3.50% C) 1% D) 0.20%

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Question 559

According to Lindemann, the total solar input in terms of gcal/cm2/year is?

A) 112,887 B) 118,872 C) 181,872 D) 112,788

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Question 560

The pyramid of biomass in a forest ecosystem is?

A) Upright B) Inverted C) Rhomboidal D) Linear

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