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Q. No.Select the odd one w.r.t. Australian marsupials
1. Bobcat
2. Wombat
3. Bandicoot
4. Spotted cuscus
Subtopic: Concept of Organic Evolution: Evidence |
56%
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Present day finches on Galapagos islands share common ancestry with
1. Seed eating finch
2. Fruit eating finch
3. Cactus eating finch
4. Insect eating finch
1. Seed eating finch
2. Fruit eating finch
3. Cactus eating finch
4. Insect eating finch
Subtopic: Concept of Organic Evolution: Evidence |
68%
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Theory of Panspermia was proposed to explain the
1. Origin of Universe
2. Origin of life
3. Origin of Earth
4. Evolution of life
1. Origin of Universe
2. Origin of life
3. Origin of Earth
4. Evolution of life
Subtopic: Origin of Life |
76%
From NCERT
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The first organisms that appeared on Earth were probably
1. Chemoheterotrophs
2. Chemoautotrophs
3. Photoautotrophs
4. Decomposers
1. Chemoheterotrophs
2. Chemoautotrophs
3. Photoautotrophs
4. Decomposers
Subtopic: Other Theories of Origin of Life |
74%
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Most important condition for origin of life is the presence of
1. Water
2. Oxygen
3. Nitrogen
4. Carbon
1. Water
2. Oxygen
3. Nitrogen
4. Carbon
Subtopic: Urey & Miller Experiment |
61%
From NCERT
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According to the discovery made in 1980s. RNA can act like enzyme to assemble new RNA molecules on RNA template. Which of the following statements is not proved by this theory?
1. Coacervates may not have been the first step in the evolution of life
2. Perhaps the first macromolecule was RNA
3. Coacervates were the basis for the first cell
4. After formation of RNA, stability of molecule improved by surrounding RNA within a coacervate
1. Coacervates may not have been the first step in the evolution of life
2. Perhaps the first macromolecule was RNA
3. Coacervates were the basis for the first cell
4. After formation of RNA, stability of molecule improved by surrounding RNA within a coacervate
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The conditions of the earth atmosphere conducive for the origin of life were:
1. Presence of high temperature, \(CH_4,~NH_3,\) and \(O_3\)
2. High temperature, \(CH_4,~NH_3,\) volcanic eruption
3. High temperature, volcanic eruption, \(O_2,~NH_3,\)
4. Volcanic eruption, \(CH_4,~NH_3,\) and \(O_3\)
1. Presence of high temperature, \(CH_4,~NH_3,\) and \(O_3\)
2. High temperature, \(CH_4,~NH_3,\) volcanic eruption
3. High temperature, volcanic eruption, \(O_2,~NH_3,\)
4. Volcanic eruption, \(CH_4,~NH_3,\) and \(O_3\)
Subtopic: Definition & Types of Evolution | Cosmic Evolution | A BRIEF ACCOUNT OF EVOLUTION |
76%
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At which stage during evolution did human use hides to to protect their bodies and buried their dead?
1. Homo habilis
2. Neanderthal man
3. Java man
4. Homo erectus
1. Homo habilis
2. Neanderthal man
3. Java man
4. Homo erectus
Subtopic: Evolution of Homo Sapiens | Evolution Prior to Ape Man |
88%
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The hypothesis that "Life originated from pre- existing non-living organic molecules was proposed by
1. Oparin and Haldane
2. Louis Pasteur
3. S.L. Miller
4. Hugo de Vries
1. Oparin and Haldane
2. Louis Pasteur
3. S.L. Miller
4. Hugo de Vries
Subtopic: Examples of Chemical Evolution |
68%
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The first cellular form of life evolved
1. in air
2. on land
3. in water environment
4. in deep soil
1. in air
2. on land
3. in water environment
4. in deep soil
Subtopic: Examples of Chemical Evolution |
89%
From NCERT
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