Question # 1

The parts of body use extensivly to cope with the environment become larger & stronger, while those that are not used deteriorate was argued by:

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Charls darwin

Alfred wallace

Carolus

Lamorck

Mutualism is a type of.

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Symbiosis

Parasitism

Predication

Commensalism

The abiotic component of an ecosystem is.

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Temperature

Producer

Consumer

Decomposer

Diseases in living organisms caused by parasites are called.

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Infestation

Endoparasites

Disinfestation

Ectoparasites

The random loss of alleles in a population is called:

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Mutation

Selection

Gene flow

Genetic drift

In tropical and subtropical grassland rain reaches about

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1500 mm

2000 mm

2500 mm

3000 mm

Which one is Tall grass

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Andropogon

Panicum

Both a & b

Stipa

The animal that is caught and eaten is called.

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Predator

Host

Prey

Parasite

The remoras benefit from this relationship the shark is not affected at all

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Symbiosis

Mycorrhiza

Commensalism

Mutualism

Using the hardin-weinberg principle, which expression represents the frequency of the homo-zygous recessive genotype?

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p²

2p

q²

q

Study of single population's relationship to its environment is called.

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Niche

Autecology

synecology

Predation

Littoral invertebrate animals include

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Small crustaceans

Insect larvae

Snail flatworms

All a,b,and c

The term niche was first proposedly joseph Grinnell an American.

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Embryologist

Ecologist

Ornithologist

Physiologist

Who proposed the term 'Niche' in ecology.

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Haeckel

Grinnell

Elton

Darwin

Moderate grazing is very helpful to maintain ecosystem.

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Tundra

Grass land

Pond

Desert

In grassland ecosystem annual rainfall is about 250 to

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350 mm

450 mm

650 mm

750 mm

Similarity in characteristics resulting from common ancestry is known as:

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Analogy

Homology

Evolutionary relationship

Phylogeny

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Biology Fsc Part 2 Chapter 11 Online Test MCQs With Answers

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