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Q. No.Sympatric speciation is caused by
1. Genetic isolation
2. Interbreeding
3. Geographical isolation
4. Reproductive isolation
Subtopic: Concept of Speciation |
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Which of the following is not true?
1. About 15 mya, primates called Dryopithecus and Ramapithecus were existing
2. Ramapithecus was more ape like
3. Homo erectus had a large brain around 900 cm3
4. The brain capacities were between 650 to 800 cm3 of Homo habilis
1. About 15 mya, primates called Dryopithecus and Ramapithecus were existing
2. Ramapithecus was more ape like
3. Homo erectus had a large brain around 900 cm3
4. The brain capacities were between 650 to 800 cm3 of Homo habilis
Subtopic: Evolution of Homo Sapiens | Evolution Prior to Ape Man |
82%
From NCERT
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Who were the first to bury their dead?
1. Neanderthal man
2. Homo erectus
3. Australopithecus
4. Homo habilis
1. Neanderthal man
2. Homo erectus
3. Australopithecus
4. Homo habilis
Subtopic: Evolution of Homo Sapiens |
85%
From NCERT
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Modern Homo sapiens arose
1. Near east and central Asia between 1,00,000 to 40,000 years back
2. During ice age between 75,000 to 10,000 years ago
3. About 10,000 years back
4. About 18,000 years ago
1. Near east and central Asia between 1,00,000 to 40,000 years back
2. During ice age between 75,000 to 10,000 years ago
3. About 10,000 years back
4. About 18,000 years ago
Subtopic: Evolution of Homo Sapiens |
77%
From NCERT
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The most apparent change during the evolutionary history of Homo sapiens is traced in
1. Loss of body hair
2. Walking upright
3. Shortening of the jaws
4. Remarkable increase in the brain size
1. Loss of body hair
2. Walking upright
3. Shortening of the jaws
4. Remarkable increase in the brain size
Subtopic: Introduction to Human Evolution | Evolution of Homo Sapiens |
63%
From NCERT
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The first human like being, the hominid, was called
1. Australopithecus
2. Homo erectus
3. Homo habilis
4. Homo sapiens
1. Australopithecus
2. Homo erectus
3. Homo habilis
4. Homo sapiens
Subtopic: Introduction to Human Evolution | Classification of Primates |
69%
From NCERT
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What evidence suggests that chimpanzee is more closely related to humans than other hominoid apes?
1. DNA from sex chromosomes only
2. Chromosome morphology only
3. Fossil remains
4. Banding pattern of autosomes
1. DNA from sex chromosomes only
2. Chromosome morphology only
3. Fossil remains
4. Banding pattern of autosomes
Subtopic: Evolution Prior to Ape Man |
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A well preserved and most complete homonid fossil named Lucy belongs to the genus
1. Dryopithecus
2. Australopithecus
3. Homo
4. Pithecanthropus
1. Dryopithecus
2. Australopithecus
3. Homo
4. Pithecanthropus
Subtopic: Introduction to Human Evolution | Classification of Primates |
53%
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Which of the following is direct ancestor of Homo sapiens?
1. Homo erectus
2. Homo sapiens neanderthalensis
3. Ramapithecus
4. Australopithecus
1. Homo erectus
2. Homo sapiens neanderthalensis
3. Ramapithecus
4. Australopithecus
Subtopic: Classification of Primates | Evolution Prior to Ape Man |
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The fundamental components of early atmosphere were most likely
1. \(NH_3, CH_4, H_2~ \text {and} ~H_2O\)
2. \(H_2, O_2, CH_4~ \text {and} ~H_2O\)
3. \(CH_4,O_3, N_2~ \text {and} ~H_2O\)
4. \(H_2O, CH_4~ \text {and} ~NH_3 \) only
1. \(NH_3, CH_4, H_2~ \text {and} ~H_2O\)
2. \(H_2, O_2, CH_4~ \text {and} ~H_2O\)
3. \(CH_4,O_3, N_2~ \text {and} ~H_2O\)
4. \(H_2O, CH_4~ \text {and} ~NH_3 \) only
Subtopic: Examples of Chemical Evolution | Urey & Miller Experiment |
83%
From NCERT
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