Environmental Science and Ecology - Mock Test 80

Question 791

Succession initiated on large sand deposits or deserts is called?

A) hydrosere B) psammosere C) xerosere D) oxylosere

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Question 792

The formation of a climax community from an abandoned farm land is a an example of?

A) Autogenic succession B) allogenic successsion C) primary succession D) secondary succession

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Question 793

The process of successful establishment of the species in a new area is called?

A) sere B) climax C) invasion D) ecesis

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Question 794

The final stable community in an ecological succession is called the?

A) final community B) ultimate community C) climax community D) seral community

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Question 795

The pioneers in xerach succession is the?

A) crustose lichen B) mosses C) foliose lichen D) shrubs

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Question 796

The effect of interspecific competition on niches is to make them?

A) larger B) smaller C) more triangular D) change location

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Question 797

Which of the following interactions will not promote co evolution?

A) commensalism B) mutualism C) parasitism D) interspecific competition

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Question 798

When both partners are affected negatively the nature of interaction is?

A) commensalism B) competition C) predation D) amensalism

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Question 799

Symbiosis is shown by?

A) E.coli B) Cuscuta C) Rafflesia D) Monotropa

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Question 800

Pencillium does not swallow the growth of bacterium Staphylococcus. This sort of relationship is called?

A) commensalism B) predation C) amensalism D) mutualism

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