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Q. No.The most apparent changes during the evolutionary history of Homo sapiens is traced in:
1. Walking upright
2. Shortening of the jaws
3. Remarkable increase in brain size
4. Loss of body hair
Subtopic: Introduction to Human Evolution |
83%
From NCERT
AIPMT - 2010
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Given below are four statements (A-D) each with one or two blanks. Select the option which correctly fills up the blanks in two statements
Statements:
| (A) | Wings of butterflies and birds look alike and are the results of , evolution |
| (B) | Miller showed that CH4, H2, NH3, and , when exposed to electric discharge in a flask resulted in the formation of . |
| (C) | Vermiform appendix is a organ and an evidence pf evolution. |
| (D) | According to Darwin evolution took place due to and of the fittest. |
Options:
| 1. | (A) - (i) convergent, (B) - (ii) oxygen, (ii) nucleosides |
| 2. | (B) - (i) water vapour, (ii) amino acids, (C) - (i) rudimentary (ii) anatomical |
| 3. | (C) - (i) vestigial, (ii) anatomical, (D) - (i) mutations, (ii) multiplication |
| 4. | (D) - (i) small variations, (ii) survival, (A) - (i) convergent |
Subtopic: Darwin's Theory | Summary of Darwin's Theory | Concept of Organic Evolution: Evidence |
57%
From NCERT
AIPMT - 2010
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Subtopic: Palentological Evidences of Evolution |
AIPMT - 2011
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The idea of mutations was brought forth by:
| 1. | Gregor Mendel, who worked on Pisum sativum |
| 2. | Hardy Weinberg, who worked on allele frequencies in a population |
| 3. | Charles Darwin, who observed a wide variety of organisms during sea voyages |
| 4. | Hugo do Vries, who worked on evening primrose |
Subtopic: Mechanism of Evolution |
86%
From NCERT
AIPMT - 2012
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Random unidirectional change in allele frequencies that occur by chance in all populations and especially in small populations is known as:-
1. Migration
2. Natural selection
3. Genetic drift
4. Mutation
1. Migration
2. Natural selection
3. Genetic drift
4. Mutation
Subtopic: Hardy Weinberg Law |
79%
From NCERT
NEET - 2013
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Dinosaurs dominated the World in which of the following geological era?
1. Coenozoic
2. Jurassic
3. Mesozoic
4. Devonion
1. Coenozoic
2. Jurassic
3. Mesozoic
4. Devonion
Subtopic: A BRIEF ACCOUNT OF EVOLUTION |
NEET - 2013
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The finch species of Galapagos Islands are grouped according to their food sources. Which of the following is not a finch food?
1. Carrion
2. Insects
3. Tree buds
4. Seeds
1. Carrion
2. Insects
3. Tree buds
4. Seeds
Subtopic: Concept of Organic Evolution: Evidence |
65%
NEET - 2013
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Jurassic period of the Mesozoic era is characterised by:
| 1. | gymnosperms, adminant plants, and first birds appear |
| 2. | radiation of reptiles and the origin of mammal-like reptiles |
| 3. | Dinosaurs become extinct and angiosperms appear |
| 4. | flowering plants and the first dinosaurs appear |
Subtopic: Concept of Speciation | Genetic Basis of Adaptation |
AIPMT - 2006
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Which one of the following is not a living fossil?
1. King crab
2. Sphenodon
3. Archaeopteryx
4. Peripatus
Subtopic: Concept of Speciation | Genetic Basis of Adaptation |
55%
AIPMT - 2006
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An important evidence in favour of organic evolution is the occurrence of:
1. homologous and vestigial organs
2. analogous and vestigial organs
3. homologous organ only
4. analogous organ only
Subtopic: Concept of Organic Evolution: Evidence: 1 | Concept of Organic Evolution: Evidence: 2 | Concept of Organic Evolution: Evidence: 3 | Concept of Organic Evolution: Evidence |
63%
From NCERT
AIPMT - 2006
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NEET 2023 - Target Batch - Aryan Raj Singh
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