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Evolution

689 Questions Start Allen Test
All Exams Allen Errorless
Q526 Allen NCERT BASED QUESTIONS MCQ
Darwin's finches represent :
A.
Adaptive radiation
B.
Divergent evolution
C.
Both (1) and (2)
D.
Parallel evolution
Q527 Allen NCERT BASED QUESTIONS MCQ
Hugo de Vries worked on :
A.
Oenothera lamarckiana
B.
Lathyrus odoratus
C.
Pisum sativum
D.
Arachis hypogea
Q528 Allen NCERT BASED QUESTIONS MCQ
Select the incorrect statements :
A.
Natural selection is a heritable variation & by reproduction leave greater number of progemy.
B.
During stabilisation of natural selection more individuals acquire value other than mean character value.
C.
By the time of 500 million years ago invertebrates were formed and were active.
D.
Reptiles lay thick shelled eggs which do not dry up in sun unlike those of Amphibians.
Q529 Allen NCERT BASED QUESTIONS Match the Columns
Match the columns :
with :
Column-IColumn-II
(A)Australopithecus
(B)Homo habilis
(C)Homo erectus
(D)Neanderthal man
(E)Homo sapiens
(I)First human like
(II)Used hides to protect the body
(III)Arose in Africa
(IV)Probably ate meat
(V)Hunted with stone weapons and ate fruits
A.
A-V, B-II, C-IV, D-I, E-III
B.
A-I, B-II, C-IV, D-III, E-V
C.
A-V, B-I, C-IV, D-II, E-III
D.
A-V, B-II, C-III, D-I, E-IV
Q530 Allen NCERT BASED QUESTIONS MCQ
Which of the following is used as an atmospheric pollution indicator?
A.
Lepidoptera
B.
Lichens
C.
Lycopersicon
D.
Lycopodium
Q531 Allen NCERT BASED QUESTIONS MCQ
The theory of spontaneous generation stated that:
A.
Life arose from living forms only.
B.
Life can arise from both living and nonliving.
C.
Life can arise from non-living things only
D.
Life arises spontaneously, neither from living nor from the non-living.
Q532 Allen NCERT BASED QUESTIONS MCQ
Animal husbandry and plant breeding programmes are the examples of :
A.
Reverse evolution
B.
Artificial selection
C.
Mutation
D.
Natural selection
Q533 Allen NCERT BASED QUESTIONS MCQ
Palaentological evidences for evolution refers to the :
A.
Development of embryo
B.
Homologous organs
C.
Fossils
D.
Analogous organs.
Q534 Allen NCERT BASED QUESTIONS MCQ
The bones of forelimbs of whale, bat, cheetah and man are similar in structure, because :
A.
One organism has given rise to another
B.
They share a common ancestor
C.
They perform the same function
D.
They have biochemical similarities
Q535 Allen NCERT BASED QUESTIONS MCQ
Analogous organs arise due to :
A.
Divergent evolution
B.
Artificial selection
C.
Genetic drift
D.
Convergent evolution
Q536 Allen NCERT BASED QUESTIONS MCQ
(p+q)Ā² = pĀ² + 2pq + qĀ² = 1 represents an equation used in :
A.
Population genetics
B.
Mendelian genetics
C.
Biometrics
D.
Molecular genetics
Q537 Allen NCERT BASED QUESTIONS MCQ
Appearance of antibiotic-resistant bacteria is an example of:
A.
Adaptive radiation
B.
Transduction
C.
Pre-existing variation in the population
D.
Divergent evolution
Q538 Allen NCERT BASED QUESTIONS MCQ
Evolution of life shows that life forms had a trend of moving from:
A.
Land to water
B.
Dry land to wet land
C.
Fresh water to sea water
D.
Water to land
Q539 Allen NCERT BASED QUESTIONS MCQ
Viviparity is considered to be more evolved because :
A.
The young ones are left on their own.
B.
The young ones are protected by a thick shell.
C.
The young ones are protected inside the mother's body and are looked after they are born leading to more chances of survival.
D.
The embryo takes a long time to develop
Q540 Allen NCERT BASED QUESTIONS MCQ
Fossils are generally found in :
A.
Sedimentary rocks
B.
Igneous rocks
C.
Metamorphic rocks
D.
Any type of rock
Q541 Allen NCERT BASED QUESTIONS MCQ
Which type of selection is industrial melanism observed in moth, Biston betularia?
A.
Stabilising
B.
Directional
C.
Disruptive
D.
Artificial
Q542 Allen NCERT BASED QUESTIONS MCQ
The most accepted line of descent in human evolution is :
A.
Australopithecus ā†’ Ramapithecus ā†’ Homo sapiens ā†’ homo habilis
B.
Homo erectus ā†’ Homo habilis ā†’ Homo sapiens
C.
Ramapithecus ā†’ Homo habilis ā†’ Homo erectus ā†’ Homo sapiens
D.
Australopithecus ā†’ Ramapithecus ā†’ Homo erectus ā†’ Homo habilis ā†’ Homo sapiens
Q543 Allen NCERT BASED QUESTIONS MCQ
Match the scientists listed under column-I with ideas listed column-II.
with :
Column-IColumn-II
(P)Darwin
(Q)Oparin
(R)Lamarck
(S)De-Vries
(I)Abiogenesis
(II)Use and disuse of organs
(III)Mutation theory
(IV)Evolution by natural selection
A.
P-I Q-IV; R-II; S-III
B.
P-IV; Q-I; R-II; S-III
C.
P-II; Q-IV; R-III; S-I
D.
P-IV; Q-II; R-II; S-I
Q544 Allen NCERT BASED QUESTIONS MCQ
Variations during mutations of meiotic recombination are :
A.
Random and directionless
B.
Random and directional
C.
Random and small
D.
Random, small and directional
Q545 Allen NCERT BASED QUESTIONS MCQ
The naturalist who came about with the same ideas that of the Darwin :
A.
Alfred Nobel
B.
Alfred Wallace
C.
Lamarck
D.
H. Khorana
Q546 Allen NCERT BASED QUESTIONS MCQ
According to Darwin, the term fitness refers to:
A.
Social fitness
B.
Mental fitness
C.
Physical fitness
D.
Reproductive fitness
Q547 Allen NCERT BASED QUESTIONS MCQ
Dead remains of organisms found in the earth crust are the :
A.
Palaentological evidences
B.
Morphological evidences
C.
Anatomical evidences
D.
Physiological evidences
Q548 Allen NCERT BASED QUESTIONS MCQ
When more than one adaptive radiations appear in an isolated geographical area, than it is called ?
A.
Natural selection
B.
Convergent evolution
C.
Divergent evolution
D.
Retrogressive evolution
Q549 Allen NCERT BASED QUESTIONS MCQ
Who gave the theory of Genetic equilibrium
A.
Lamarck
B.
Hugo DeVries
C.
Hardy - Weinberg
D.
Darwin
Q550 Allen NCERT BASED QUESTIONS MCQ
Giraffe's neck and forelimbs get elongated during the course of evolution, due to :
A.
Inheritance of acquired characters
B.
Natural selection
C.
Geographical isolation
D.
Convergent evolution