Question # 1

Normal fruit flies have :

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White eyes

Bright red eyes

Light red eyes

Black eyes

Tritanopia is blindness of

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Red Colour

Green Colour

Blue Colour

Pink Colour

Darwin proposed a mechanism for evolution, which he termed

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Natural selection

Special reaction

Adaptation

Descent with modification

All chromosomes other than sex chromosomes are called

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Linked Chromosomes

Autosomes

Autophagosommes

Dictyosomes

Which of the following cross is carried to check the genotype fo an individuals showing a dominant phenotype ?

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Check cross

Test Cross

Criss Cross

Self Cross

According to Darwin descent with modification means

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Same ancestor

Same characters

Different ancestors

Different characters

The first person who argued from evidence that species were not created in their present form rather they had evolved from ancestral species was

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Aristotle

Lamarck

Darwin

Mendel

Allele for whiteness in Drosophilla is

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Recessive

Codominant

Dominant

Partially dominant

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%

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

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

Endangered plant species have been recorded to more than:

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600

400

500

300

Lamarck published his theory of evolution in

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1822

1812

1817

1809

The change in frequency of alleles at a locus that occurs by chance is called :

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genetic drift

genetic change

gene mutation

gene frequency

Genetic basis of ABO blood group system was explained by:

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Landsteiner

Levine

Bernstein

Carl Correns

The idea of endosymbiont hypothesis was first proposed by:

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Lynn marguils

Wallace

Karlene Schwartz

Lamarck

The processes that have transformed life an earth form 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

X and Y linked genes are also called as

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Sex genes

Dominant genes

Autosomal genes

Pseudoautosomal genes

Armadillos, the armoured mammals live only in :

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Asia

Europe

America

Africa

Lamarck was incharge of invertebrate collection at Natural History Museum is

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Berlin

Paris

California

Brun

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