Evolution in Biology topic based MCQs preparation test for all competitive exam. Evolution in Biology Chapter# 19, topic based MCQs that are mostly asked in competitive exam related to Biology. Examtry team design a series of MCQs based tests that effectively and efficiently help a student or job seeker to prepare their exam effectively and efficiently.
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MCQs under the topic of Evolution in Biology covers all tests conducted by FPSC, NTS, KPSC, PPSC, SPSC, BPSC, OTS, UTS, UPS, PTS, CTS, ATS, ETEA or any other institution.
1 - Which scientist does not match his achievements
Cuvier published papers on inheritance
2 - Archaebacteria can survive at
120?C
3 - What was the source of hydrogen for first photosynthetic organisms?
Hydrogen sulphide
4 - Flagella might have arisen through the ingestion of
Spirochetes
5 - Important point/s of Lamarck's theory
Both A and B
6 - Who developed a theory of natural selection essentially identical to Darwin's
Alfred Wallace
7 - Neo-Darwinism has integrated discoveries and ideas from
All of these
8 - The actual remains or traces of organisms that lived in ancident geological times
Fossils
9 - Most fossils are found in the
Sedimentary rocks
10 - Which statement is incorrect?
Analogous organs are functionally different but structurally alike
11 - Analogous organs show
Convergent evolution
12 - In humans gill pouches have modified into
Eustachian tubes
13 - A group of interbreeding individuals belonging to a particular species and sharing a common geopraphic area is called
Population
14 - Natural selection can amplify or diminish variations that are
Heritable
15 - Adaptations that an organism acquires by its own actions are
Not heritable
16 - A group of populations that have the potential to interbreed in nature is
Species
17 - The total aggregate of genes in a population at any one time is called population's
Gene pool
18 - If all members of a population are homozygous for the same allele, that allele is said to be
Fixed in gene pool
19 - According to Hardy-Weinberg theorem, frequencies of alleles and genotypes in a population's gene pool remain
Constant unless acted upon by agents other than sexual recombination
20 - The ultimate source of all changes is
Mutation
21 - Disturbance in the gene pool is created by
Both a and b
22 - Change in the frequency of alleles at a locus that occurs by chance is
Genetic drift
23 - Which of the following organs serve no apparent purpose
Vestigial organs
24 - Which of the following precesses had resulted in the production of different breeds of domestic dogs and pigeons?
Artificial selection
25 - Which of the following is not vestigial organ of man?
None of these
26 - Concept of evolution was first presented by
Aristotle
27 - If we consider Hardy-Weinberg law, then following is incorrect in its sense
Non-random mating will reduce chances of evolution
28 - Study of relationship of organisms to their environment is
Ecology
29 - All populations within an ecosystem interconnected to one another are known as
Community
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