Question # 1

An exchange of segments between non-sister chromatids of homologous chromosomes during meiosis is termed as :

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Crossing over

Hopping

Taking over

Segregation

What is the risk of a colour blind child in a family when mother is colour-blind but father is normal?

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100%

75%

50%

25%

Tritanopia is blindness of :

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Red Colour

Green Colour

Blue Colour

Pink Colour

Among the scientists who believed in divine creation as

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Darwin

Carolous Linnaeous

Lamarck

Wallace

The processes that have transformed life on earth from its earliest forms to the vast diversity that we observe today, are collectively referred as

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Evolution

Succession

Revolution

All of above

Normal fruit flies have :

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White eyes

Bright red eyes

Light red eyes

Black eyes

Wallace developed a Theory of Natural Selection similar to that of

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Lamarck

Linnaeus

Darwin

Lyell

The idea of inheritance of acquired characteristics was presented by

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Margulis

Lamarck

Linnaeus

Cuvier

Lamarck was incharge of invertebrate collection at Natural History Museum is

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Berlin

Paris

California

Brun

X and Y linked genes are also called as

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Sex genes

Dominant genes

Autosomal genes

Pseudoautosomal genes

Endangered plant species have been recorded to more than:

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600

400

500

300

According to Darwin descent with modification means

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Same ancestor

Same characters

Different ancestors

Different characters

Gene pool consists of all alleles at all gene loci in all individuals of the:

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community

species

population

family

An exchange of segments between non-sister chromatids of homologous chromosomes during meiosis is termed as

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Crossing over

Hopping

Taking over

Segregation

Essay on "Principle of population" was published by

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Cuvier

Mendel

Malthus

Darwin

Lamarck published his theory of evolution in

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1822

1812

1817

1809

The dominance relations of a 4 O'clock plant can be described in terms of

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Complete dominance

Incomplete dominance

Partial dominance

Both B and C

Which of the following things were not collected by Darwin?

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Specimens of diverse faunas and floras of south America

South American fossils

13 types of finches

Turtles

Tritanopia is blindness of

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Red Colour

Green Colour

Blue Colour

Pink Colour

All chromosomes other than sex chromosomes are called

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Linked Chromosomes

Autosomes

Autophagosommes

Dictyosomes

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