EVOLUTION Flashcards by Peace is beauty

Q

*Universe age-

A

20 billion yrs

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Q

*Earth age-

A

4.5 billion yrs

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Q

*Non cellular form of life-

A

3 billion.y.a

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Q

*1st Cellular form of life -

A

2000 mya or 2bya

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Q

Invertebrates formed-

A

500 mya

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Q

Jawless fish-

A

350 mya

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Q

Sea-weeds-

A

320 mya

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Q

fish like reptiles-

A

200 mya

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Q

Dinosaurs suddenly disappeared -

A

65 mya

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Q

*Dryopithecus and Ramapithecus-

A

15 mya

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Q

CHEMICAL EVOLUTION OF LIFE?

A

Oparin AND Haldane

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Q

Hot dilute soup -

A

Haldane

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Q

Germ theory-

A

pasteur

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Q

Biogenetic law -

A

Ernst Haeckel

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Q

Mutation theory-

A

Hugo de vries

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Q

Principle on population-

A

Thomas Malthus

Q

Principle on Geology-

A

Chanes Lyell

Q

Natural Selection theory .-

A

Darwin

Q

Acquired Character. Inheritance -

A

Lamarck

Q

YEAR BEFORE INDUSTRIALIZATION?

A

1850

Q

AFTER INDUSTRIALIZATION

A

1920

Q

milley and urey exp?

A

1953