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NEET • BIOLOGY • EVOLUTION
Evolution practice · Medium
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Showing 91-120 of 144 questions
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91
Medium
91 of 144
Understanding
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Resistant varieties evolved in much lesser time because of
View answer and explanation
Correct option: C
Anthropogenic (human) activities
Option C (Anthropogenic (human) activities) is correct because the rapid evolution of resistant varieties is primarily driven by human actions, such as the use of pesticides or antibiotics.
92
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Understanding
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Darwin proposed that new species evolve from ancestral forms by the
View answer and explanation
Correct option: A
Gradual accumulation of adaptations to changing environment
Option A (Gradual accumulation of adaptations to changing environment) is correct because Darwin's theory of natural selection emphasizes the slow accumulation of beneficial adaptations.
93
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Analyzing
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Which of the following is incorrect statement w.r.t evolutionary history of vertebrates?
View answer and explanation
Correct option: C
Snakes are evolved with turtles in Jurassic period
Option C is correct because snakes evolved much later than the Jurassic period and are not directly related to the evolution of turtles.
94
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Remembering
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The extinct hominid who lived in near-east and central Asia between 1,00,000 – 40,000 years back and used hides to protect their body, were
View answer and explanation
Correct option: D
Neanderthal man
Option D (Neanderthal man) is correct because Neanderthals lived in the Near East and Central Asia during the specified period and used hides for protection.
95
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Remembering
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Life appeared ________ years after the formation of earth
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Correct option: C
500 million
Option C (500 million) is correct because life appeared approximately 500 million years after the formation of the earth.
96
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96 of 144
Remembering
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Which of the following animal had extinct recently?
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Correct option: C
Mammoth
Option C (Mammoth) is correct because mammoths went extinct relatively recently compared to the other options.
97
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Understanding
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Coacervates do not full the requirement for probable precursors of life. One of the most appropriate reasons for this is
View answer and explanation
Correct option: A
They do not have lipid outer membrane
Option A (They do not have lipid outer membrane) is correct because a lipid membrane is crucial for compartmentalization and maintaining a stable internal environment, essential for protocells.
98
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Understanding
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Darwin natural selection theory’ could not explain
View answer and explanation
Correct option: A
Retention of characters of no use or vestigial organ
Option A (Retention of characters of no use or vestigial organ) is correct because Darwin's theory primarily explains adaptation and survival, not the persistence of non-functional traits.
99
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99 of 144
Analyzing
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Which of the following features of Archaeopteryx may not be considered as reptilian characters?
View answer and explanation
Correct option: C
Presence of weak sternum
Option C (Presence of weak sternum) is correct because a weak sternum is a characteristic of birds, not reptiles, and Archaeopteryx is considered a transitional fossil between reptiles and birds.
100
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Remembering
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Which of the following statements is correct?
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Correct option: D
Cromagnon man is the most recent ancestor of Homo sapiens
Option D (Cromagnon man is the most recent ancestor of Homo sapiens) is correct because Cro-magnons are considered early modern humans.
101
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Understanding
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Gradual accumulation of adaptation of changing environment leads to the origin of
View answer and explanation
Correct option: A
New species
Option A (New species) is correct because the accumulation of adaptations to a changing environment leads to the formation of new species through the process of evolution.
102
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Remembering
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Hardy-Weinberg described the frequency of …A… for an entire …B… . Choose the correct option for A and B to complete the given NCERT statement
View answer and explanation
Correct option: D
A-alleles; B-population
Option D (A-alleles; B-population) is correct because the Hardy-Weinberg principle describes the frequency of alleles in a population.
103
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Analyzing
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Which of the following statements are wrong? I. Thomas Malthus is well known for his book on population,, II. The work of Thomas Malthus on population did not influence Darwin, III. There must be a genetic basic for getting selected and to evolve, IV. All the finches on the Galapagos islands are descended from a common ancestor. Choose the correct option
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Correct option: B
Only II
Option B (Only II) is correct because Thomas Malthus's work on population *did* influence Darwin.
104
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Remembering
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Embryological support for evolution was proposed by
View answer and explanation
Correct option: A
Ernst Haeckel
Option A (Ernst Haeckel) is correct because Ernst Haeckel proposed the theory of recapitulation, which suggested that ontogeny (development) recapitulates phylogeny (evolutionary history).
105
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Remembering
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Evolutionary biology is
View answer and explanation
Correct option: A
The study of history of life forms on earth
Option A (The study of history of life forms on earth) is correct because evolutionary biology focuses on understanding the processes and patterns of change in life forms over time, essentially tracing their history on Earth.
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Remembering
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An evolutionary process, giving rise to new species adapting to new habitat and ways of life is called
View answer and explanation
Correct option: A
Adaptive radiation
Option A (Adaptive radiation) is correct because adaptive radiation describes the evolutionary process where new species arise, adapting to new habitats and ways of life from a common ancestor.
107
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Remembering
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Synthetic theory of evolution was developed by
View answer and explanation
Correct option: A
Several biological specialities
Option A (Several biological specialities) is correct because the synthetic theory of evolution integrates various fields of biology, including genetics, paleontology, and ecology, to provide a comprehensive understanding of evolutionary processes.
108
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Remembering
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Giant dinosaurs and reptiles predominated during the Jurassic period. This period was also marked the evolution of higher insects and angiosperms, conifers, cycads, etc. Jurassic period belongs to …….. era
Complete the given statement by choosing an appropriate option
Complete the given statement by choosing an appropriate option
View answer and explanation
Correct option: C
Mesozoic
Option C (Mesozoic) is correct because the Jurassic period, known for giant dinosaurs and reptiles, belongs to the Mesozoic era.
109
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Understanding
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What’s the difference between natural selection and sexual selection?
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Correct option: C
Sexual selection is a type of natural selection
Option C (Sexual selection is a type of natural selection) is correct because sexual selection is a specific form of natural selection where traits that increase mating success are favored, even if they may not enhance survival.
110
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Remembering
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Hardy-Weinberg principle can be expressed as
View answer and explanation
Correct option: D
Option D () is correct because it represents the Hardy-Weinberg equation, where p and q are allele frequencies.
111
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Understanding
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Pre-industrialization era saw the catching of dark-winged moths and survival of white-winged moths; during post-industrialization period, the white-winged moths were caught by predators and dark-winged moths survived. The phenomenon of industrial melanism is an example of
View answer and explanation
Correct option: C
Directional selection because of smoke from the industries
Option C (Directional selection because of smoke from the industries) is correct because the change in moth population color due to industrial pollution is a clear example of directional selection, where one extreme phenotype is favored.
112
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Understanding
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Which of the following statement is the most appropriate one in an evolutionary sense?
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Correct option: B
A lion has many cubs, eight of which live to adulthood
Option B (A lion has many cubs, eight of which live to adulthood) is correct because evolutionary success is measured by the number of offspring that survive and reproduce, passing on their genes to the next generation.
113
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Remembering
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Which of the following animals is not only a living fossil but also considered as connecting link?
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Correct option: C
Neopilina
Option C (Neopilina) is correct because Neopilina is considered a living fossil and a connecting link, exhibiting characteristics of both annelids and molluscs.
114
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Understanding
+4 | -1
Weismann cut off tails of mice generation after generation but tails neither disappeared nor shortened showing that
View answer and explanation
Correct option: A
Lamarck’s theory was wrong
Option A (Lamarck’s theory was wrong) is correct because Weismann's experiment disproved the inheritance of acquired characteristics, a central tenet of Lamarckism.
115
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Remembering
+4 | -1
Natural indicator of industrial pollution is
View answer and explanation
Correct option: C
Lichen
Option C is correct because lichens are known to be sensitive to air pollution, making them good indicators of industrial pollution.
116
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Analyzing
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The biochemical analysis of different chlorophyll pigments in plants would be most useful in determining
View answer and explanation
Correct option: D
Which plants might have a common ancestor
Option D is correct because chlorophyll pigments can provide clues about evolutionary relationships and common ancestry among plants.
117
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117 of 144
Analyzing
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Read the statements and choose the option that states all the correct ones.
(i) Vertebrate hearts are example of homologous organs
(ii) Eye of octopus and mammals are analogous
(iii) Darwin's finches are examples of evolution by anthropogenic action
(iv) Evolution of modern man appears to be parallel evolution of human brain and language
(i) Vertebrate hearts are example of homologous organs
(ii) Eye of octopus and mammals are analogous
(iii) Darwin's finches are examples of evolution by anthropogenic action
(iv) Evolution of modern man appears to be parallel evolution of human brain and language
View answer and explanation
Correct option: B
(i), (ii) and (iv)
Option B is correct because vertebrate hearts are homologous, octopus and mammal eyes are analogous, and the evolution of modern man involves brain and language development.
118
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Remembering
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The pioneers in the field of organic evolutions are
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Correct option: B
Darwin, Hugo de Vries, Lamarck, Huxley
Option B is correct because it lists Darwin, Hugo de Vries, Lamarck, and Huxley as pioneers in the field of organic evolution.
119
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Remembering
+4 | -1
Which of the following statements are correct? I. Bird originated 150 million years ago, II. Mammals originated 200 million years ago, III. Multicellular organisms 1 billion years ago. The correct combination is
View answer and explanation
Correct option: D
I, II and III
Option D (I, II and III) is correct because all three statements about the origin of birds, mammals, and multicellular organisms are accurate.
120
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Analyzing
+4 | -1
Find the incorrect statement.
View answer and explanation
Correct option: D
Adaptive ability is acquired
The correct answer is D (Adaptive ability is acquired) because adaptive ability is inherited through genetic variations, not acquired during an organism's lifetime.
Revision notes and key takeaways
Review EVOLUTION in your textbook or class notes, then use this set to check your understanding.
Showing 91-120 of 144 questions