Free Printable Evolution

1.

The present state of mankind on earth is the outcome of

a)

Chemical evolution

b)

Physical evolution

c)

Inorganic evolution

d)

Organic evolution

e)

Social evolution

2.

The first pre-cells which gradually transformed into living cells is called

(a)

3.

The organic compounds could have undergone a series of reactions leading to more complex molecules. This was proposed by____________.

a)

Henry Bastian

b)

Haldane

c)

Oparin

d)

August Weismann

4.

According to the theory of chemical evolution; the combination of_______, ________&________ gave rise to organic compounds.

a)

\gamma

radiation

b)

UV radiation

c)

$O_2$

d)

$CO_2$

e)

$NH_3$

5.

The abundance of fossils of marine invertebrates is found in _________era.

a)

Cenozoic

b)

Mesozoic

c)

Precambrian

d)

Paleozoic

6.

_______ is the age of origin of fishes.

a)

Silurian

b)

Ordovician

c)

Devonian

d)

Pennsylvanian

7.

Cenozoic era deals with the age of _____.

a)

Reptiles

b)

Mammals

c)

Amphibians

d)

Toothed birds

8.

The correct equation/s for the formation of probionts is/are

a)

CH_4

+

2O_6

--------->

He

+

Co_2

b)

$CH_4$ + $2O_2$ ----------> $2H_{2_{ }}O$ + $Co_2$

c)

$5NH_3$ + $6O_2$ --------> $3N_2$ + $5H_2$

d)

$4NH_3$ + $3O_2$ -------> $2N_2$ + $6H_2O$

9.

Experimental approach to the origin of life was identified by

a)

Oparin and Miller

b)

Haldane and Urey

c)

Urey and Miller

d)

Osborn and Cope

10.

At the end of the experiment ________was/ were identified

a)

Alanine

b)

Glycine

c)

$\beta$ Alanine

d)

Aspartic acid

e)

$\alpha$ Alanine

Evolution

Total questions: 10

Worksheet time: 8mins

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