Question # 1

Human appendix, coccyx and nictiating membrane of the eye are:

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Vestigical organs

Homologous organs

Analogous organs

Embroyonic organs

An association between two organisms by which both are benefited is called.

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Parasitism

commensalism

Mutualism

Predation

Biome is a

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Simple community

Complex community

Regional community

Climax community

Which of the following is macronutrient.

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Zinc

Iron

Sulphur

Iodine

Coniferous forests located at high latitude are called

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Alpine

Boreal

Arctic

Both a & b

Which one of the following would cause the hardy-weinberg principle to be inacurate?

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The size of the population is very large.

Individual mate with one another at random

Natural selection is present

There is no source of new copies of alleles from outside the population

the basic functional unit of ecology is

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Niche

Ecosystem

Community

Population

Littoral invertebrate animals include

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Small crustaceans

Insect larvae

Snail flatworms

All a,b,and c

In xerosere, polytrichum and tortula represent.

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Herbaceous stage

Moss stage

Follage lichen stage

Crustose lichen stage

Macaca mulatta is commonly known as

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Rhesus monkey

Chimpanzee

Apes

Gorilla

Mutualism is a type of.

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Symbiosis

Parasitism

Predication

Commensalism

Symbiotic association of analgia living within fungus mycelium is known as.

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Mycorrhiza

Lichen

Parasitism

Root Nodules

In each case succession is initiated by a few hardy invaders called.

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Starters

Pioneers

Decomposers

Climax community

An association between organisms of different species in which one partner gets benefit and other is harmed.

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Mutualism

Symbiosis

Parasitism

Commensalsim

In 1917, term Niche was first proposed by American ornithologist named.

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Charles Eltarf

Joseph Grinnell

Lamerck

Ernst Haeckel

The existing species are the modified descendants of pre-existing ones according to:

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Theory of special creation

Theory of organic evolution

Uniformitarianism

Theory of catatrophe

In which of the following situations would evoluation be lowest for an inter breeding population?

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Migration Selection Pressure Variation(Due to Mutation) Absent Low Low

Migration Selection Pressure Variation(Due to Mutation) Absent High High

Migration Selection Pressure Variation(Due to Mutation) High Low High

Migration Selection Pressure Variation(Due to Mutation) High High Low

Which one of the following pairs represents analogous features?

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Elephant tusks & Human incisors

Insects wings & bat wings

Mammal fore limb & bird wing

Reptilian heart & mammalism heart

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