ncert based question of evolution for medical prepartation

1.       Stellar distance is measured in :

a) Kilometer       b) Light year

c) Per second     d) None

2.       Darwin scientist worked on, which island for explanation of natural selection ?

a) Malay archipelago      b) Galapago

c) Sumatra                          d) Port Blaier

3.       In the ancestory line of “Tyrannosarus” which ancestor is present?

a) Crocodile               b) Triceratopos

c) Archaeoptryx                      d) Branchyosaurus

4.       During natural selection which variety of Biston betullaria was completely wiped out from England?

a) White winged moth

b) Dark winged moth

c) Both of them

d) None of them

5.       What was the food habit of the original variety of Darwin’s finches from which many other varieties were developed?

a) Seed eater          b) Cactus eater

c) Wood eater        d) Fruit eater

6.       Tasmanian Wolf, Tiger Cat, Sugar glider are example of :

a) Convergent evolution

b) Adaptive radiation

c) Australian marsupials

d) 2 and 3 both

7.       Which of the following statement is true?

a) During evolution, the rate of

    appearance o f new form of

    organisation is linked to the life

    cycle/life span.

b) The essence of Darwinian theory is

    natural selection.

c) Fitness is based on characteristics

    which are inherited.

d) All of them.

8.       What are two main key point of Darwinian theory of natural selection?

a) Branching descent

b) Natural selection

c) Fitness

d) Both 1 and 2

9.       During evolution the first cellular form of the appeared before how many millions years?

a) 2000                  b) 400

c) 100                    d) 50

1.   The biggest dinosaur, which appeared during evolution was:

a) Thecodont     b) Stegosarus

c) Triceratops     d) Tryannosaurus rex

1.   Mutations are:

a) Random          b) Direcionless

c) Both 1 and 2  d) Always small

1.   Fore limbs of whale, bat, cheetah and human are example of:

a) Analogous organ

b) Homologous organ

c) Homoplastic organ

d) Vestigial organ

1.   Hugo de vries called the single step large mutation as:

a) Mutation                        b) Sports

c) Micro evolution           d) Saltation

1.   Stanley Miller performed his experiment for explanation of origin of line, in which year?

a) 1953                                  b) 1970

c) 1870                                  d) 1960

1.   Which was absent in Miller’s experiment?

a) Vacume pump             b) Electrodes

c) Condenser                     d) None

1.   During human evolution the body of which primitive ancestors covered by hairs and walk like gorilla and chimpanzee.

a) Dryopithecus and cromagnon

b) Dryopithecus and Ramapithecus

c) Ramapithecus and Homohabilis

d) Java man and Peking man.

1.   Cranial capacity of homoerectus                      

 Was about :

a) 650-800 cc                      b) 1400 cc

c) 900  cc                              d) 1600 cc

1.   Why pouched mammals are survived in Australia?

a) Divergent evolution

b) Continential drift

c)  Adaptive radiation

d) Convergent evolution

1.   Dianosours disappeared before:

a) 200 million years ago

b) 20 million years ago

c) 65 million years ago

d) 65 billion years ago

2.   The animals which evolved into the first amphibian that lived on both land and water, were :

a) Jawlessfish                    b) Lobefin

c) Ichthyosorus                 d) Shrew

2.   In which type of natural selection the peak gets higher and narrower?

a) Stabilising selection   

b) Directional selection

c) Disruptive selection

d) None of these

2.   Out of the following the theory of natural selection is based on certain observation, which are :

i) Natural resources are limited.

ii) Population are stable in size except

     for seasonal fluctuations.

iii) Members of a population vary in

    characteristics even though key

     look superficially similar.

iv) Most of variations are inheriteted.

a) i, iii, and iv      b) i, ii, iii and iv

c) ii and iii             d) i, ii and iii

2.   The process of evolution of different species in a given geographical area starting from a point and literally radiating to other area is called as :

a) convergent evolution

b) adaptive evolution

c) parallel evolution

d) continental drift

2.   The industrial revolution phenomenon demonstrate :

a) Gene mutation          b) Genetic drift

c) Natural selection       d) Migration

2.   When more than one adaptive radiation appeared to have occurred in an isolated geographical area, it is called as :

a) convergent evolution

b) adaptive evolution

c) parallel evolution

d) continental drift

2.   Out of the following which is an example of convergent evolution ?

A) Eyes of octopus and mammals

B) Flippers of Penguins and Dolphins

C) Sweet potato and potato

a) A and C                            b) A and B

c) B and C                            d) A,B and C

2.   In some animal, the same structure developed along different directions due to adaptations to different needs is called :

a) Divergent evolution

b) Continential drift

c)  Adaptive radiation

d) Convergent evolution

2.   Conventional religious literature tells us about the theory of species creation. Which of the following is/are included in the theory ?

a) All living organism that we see

    today were created as such

b) The diversity was always the same

     since creation and will be the same

     in future.

c) Earth is about 400 years old.

d) All of these

2.   Mostly mutation are :

a) Harmful           b) Useful

c) Recessive       d) Dominant

ANSWER

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b	b	d	d	a	d	d	d	a	d	c	b	d	a	d
16	17	18	19	20	21	22	23	24	25	26	27	28	29
b	c	b	c	b	a	b	b	c	a	d	a	d	c