Top 150+ Solved Evolution MCQ Questions Answer

From 121 to 135 of 154

Q. Match the correct set._ans_key_Column I Column II_ans_key_I. Fossil A. 345-405 million years ago_ans_key_II. Devonian period B. Fossillium_ans_key_III. Cambrian period C. 425-500 million years ago_ans_key_IV. Ordovician period D. 500-600 million years ago

a. I – B, II – A, III – D, IV – C

b. I – A, II – B, III – C, IV – D

c. I – B, II – C, III – D, IV – A

d. I – B, II – D, III – C, IV – A

  • a. I – B, II – A, III – D, IV – C

Q. A. Genetic drift refers to change in allelic frequencies of a gene pool due to chance and occurs both in large and small populations._ans_key_R. Small populations will, therefore, suffer more than larger ones.

a. If A and R both are true and R is correct explanation of A

b. If A and R both are true but R is not correct explanation of A

c. If A is true and R is wrong

d. If A is wrong and R is true

  • a. If A and R both are true and R is correct explanation of A

Q. In a population, group of individuals of similar phenotypes are formed due to differential reproduction due to

a. genetic drift

b. natural selection

c. migration

d. selective hybridization

  • a. genetic drift

Q. Phylogenetic evolution refers to

a. genetic relationship and evolutionary sequence

b. similar habitat

c. natural affinity of genes

d. similar character

  • c. natural affinity of genes

Q. Genetic drift occurs when few individuals of a colonize, the phenomenon is

a. bottleneck effect

b. assortative matin

c. founder’s effect

d. random mating

  • d. random mating

Q. Sympatric speciation arises due to

a. non-overlapping population of the same area

b. geographical isolation

c. overlapping population of the same area

d. non-reproductive population of the same area

  • d. non-reproductive population of the same area

Q. Hardy – Weinberg equilibrium is known to be effected by gene flow, genetic drift, mutation, genetic recombination and

a. evolution

b. limiting factor

c. saltation

d. natural selection

  • a. evolution

Q. Assertion : According to Hardy – Weinberg Equilibrium, the frequency of an allele remains the same generation after genetation. _ans_key_Reason : The only way to bring about a change is by natural selection.

a. A is correct and R is its explanation.

b. A and R both are correct but R is not an explanation to A

c. A is correct and R is false

d. A is false and R is correct

  • d. A is false and R is correct

Q. Which is not applicable to the Biological species concept ?

a. hybridization

b. natural population

c. reproductive isolation

d. gene pool

  • a. hybridization

Q. Mass extinction of the end of Mesozoic era was probably due to ?

a. continental drift

b. the collision of earth with large meteorites

c. massive glaciations

d. change in earth’s orbit

  • c. massive glaciations

Q. Apes share ............... blood groups with man

a. A, B, AB

b. A, B, O

c. AB, O

d. A and B only

  • c. AB, O

Q. Present age of human known as ______.

a. atomic age

b. iron age

c. bronze age

d. silver age

  • d. silver age

Q. Who was the first civilized man ?

a. Cro-magnon man

b. Neanderthal man

c. Java ape man

d. Peking man

  • a. Cro-magnon man

Q. Leakey and Leakey discovered the fossils of ______.

a. apeman

b. erect man

c. Peking man

d. the tool maker

  • a. apeman

Q. The correct sequence of course of cultural evolution from cromagnon to modern man is

a. Palaeoilthic – Mesolethic – Neolithic – Bronze – Iron – Atomic

b. Mesolethic – Bronze – Neolithic – Iron – Atomic

c. Palaeolithic – Neolithic – Iron – Bonze – Atomic

d. None above

  • a. Palaeoilthic – Mesolethic – Neolithic – Bronze – Iron – Atomic
Subscribe Now

Get All Updates & News