Biology MCQs for Class 12 Chapter wise with Answers Download Free PDF: MCQs of biology class 12 Chapter 7 Evolution is very important for the students who want to get good marks in their CBSE RBSE NCERT Board Exams. Neet MCQ
MCQs of Biology Class 12 Chapter 7 Evolution with answers PDF Download
Question 1.
Missing link in evolution is:
(a) Pheretima
(b) Limulus
(c) Peripatus
(d) Archaeopterys
Answer: (d) Archaeopterys
Question 2.
Hardy-Weinberg principle explains :
(a) Chromosomal
(b) Genetic drift
(c) Genetic equilibrium
(d) All of these
Answer: (c) Genetic equilibrium
Question 3.
As per Neo-Darwinism, which is mainly responsible for evolution?
(a) Mutation
(b) Natural drift
(c) Both of these
(d) All of these
Answer: (b) Natural drift
Question 4.
Dispersal of population depends on:
(a) On immigration
(b) On Emigration
(c) On Migration
(d) All of these
Answer: (d) All of these
Question 5.
Evolutionary history of an organism is known as:
(a) Ontogeny
(b) Phytogeny
(c) Ancestry
(d) Palaentolgy
Answer: (b) Phytogeny
Question 6.
Book ‘Philosophique Zoologique’ was written by:
(a) Lamarck
(b) Mendel
(c) Darwin
(d) Hugo-devries
Answer: (a) Lamarck
Question 7.
Which one of the following phenomenon supports Darwin’s concept of natural selection in organic evolution?
(a) Development of transgenic animals
(b) Production of‘Dolly the sheep’ by cloning
(c) Prevalence of pesticide resistant insects
(d) Development of organs from ‘Stem cells’ for organ transplantation
Answer: (c) Prevalence of pesticide resistant insects
Question 8.
The biogenetic law of Haeckel is:
(a) Ominis vivum-e-eellula
(b) Omminis cellula-e-cellula
(c) Ontogeny repeats phytogeny
(d) Phytogeny repeats ontogeny
Answer: (c) Ontogeny repeats phytogeny
Question 9.
Wings of Butterfly and birds are:
(a) Vestigial organs
(b) Analogous organs
(c) Homologous organs
(d) Both (a) and (b)
Answer: (b) Analogous organs
Question 10.
Theory of Pangenesis was given by:
(a) Darwin
(b) Lamarck
(c) Weismann
(d) DeVries
Answer: (a) Darwin
MCQs for class 12 Biology Chapter 7
Question 1.
Life on earth appeared
(a) 800 million years after the formation of the earth
(b) 700 million years after the formation of he earth
(c) 600 million years after the formation of the earth
(d) 500 million years after the formation of the earth
Answer
Answer: (a) 800 million years after the formation of the earth
Question 2.
The scientist who demonstrated experiments that life comes only from pre-existing life was
(a) Darwin
(b) Mendel
(c) Louis Pasteur
(d) Oparin
Answer
Answer: (c) Louis Pasteur
Question 3.
Name the Russian scientist who proposed that the first form of life could come from pre-existing non living organic molecules and that the formation of life was preceded by chemical evolution.
(a) Darwin
(b) Mendel
(c) Louis Pasteur
(d) Oparin
Answer
Answer: (d) Oparin
Question 4.
Name the English scientist who proposed the same idea that the Russian scientist proposed
(a) Oparin
(b) Haldane
(c) Darwin
(d) Mendel
Answer
Answer: (b) Haldane
Question 5.
Which scientist concluded that existing living forms share similarities to varying degrees not only among themselves but also with life forms that existed millions of years ago?
(a) Darwin
(b) Haldene
(c) Oparin
(d) Mendel
Answer
Answer: (a) Darwin
Question 6.
The name of the naturalist who worked in Malay Archepelago regarding evolution is
(a) Darwin
(b) Alfred Wallace
(c) Haldene
(d) Oparin
Answer
Answer: (b) Alfred Wallace
Question 7.
Homology indicates
(a) Common structure
(b) Common organs
(c) Common brain
(d) Common ancestry
Answer
Answer: (d) Common ancestry
Question 8.
Homology is based on
(a) Divergent evolution
(b) Natural evolution
(c) Unnatural evolution.
(d) None of the above
Answer
Answer: (a) Divergent evolution
Question 9.
Use of herbicides, pesticides etc. has resulted in
(а) More varieties in a much lesser time scale
(b) Less varieties in a much lesser time scale
(c) Resistant varieties in a much lesser time scale
(d) None of the above
Answer
Answer: (c) Resistant varieties in a much lesser time scale
Question 10.
Biological evolution is
(a) Evoluion by natural selection
(b) Evolution by unnatural selection
(c) Could be both (a) and (b)
(d) None of the above
Answer
Answer: (a) Evoluion by natural selection
Question 11.
The work of ……………. on population influenced Darwin.
(a) Mendel
(b) Lamarck
(c) Malthus
(d) None of the above
Answer
Answer: (c) Malthus
Question 12.
The French naturalist who said that evolution of life forms had occurred but driven by use and disuse of organs is
(a) Lamarch
(b) Malthus
(c) Mendel
(d) Darwin
Answer
Answer: (a) Lamarch
Question 13.
The scientist who believed mutation caused speciation and hence called it saltation is
(a) Darwin
(b) Mendel
(c) de Vries
(d) Hardy
Answer
Answer: (c) de Vries
Question 14.
The principle that says that allele frequencies in a population are stable and is constant from generation to generation is
(a) Hardy-Weinberg Principle
(b) Charles Darwin Principle
(c) de Vries Principle
(d) Lamarch Principle
Answer
Answer: (a) Hardy-Weinberg Principle
Question 15.
The first cellular form of life appeared on earth in about
(a) 3000 mya
(b) 2500 mya
(c) 2000 mya
(d) 1500 mya
Answer
Answer: (c) 2000 mya
