Which of the following conclusions is from industrial melanism?

(1) Camouflage causes the white moths to get caught by predators more even in rural areas during industrialisation.

(2) During industrialisation, white variant of moths got wiped out completely in urban areas.

(3) During industrialisation, lichen will increase in number.

(4) In a mixed population, those that can better adapt, survive and increase in population size.

Subtopic:  Genetic Basis of Adaptation |
 63%
From NCERT
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Which of the following is not the example of evolution by anthropogenic actions?

(1) Herbicide resistant varieties

(2) Antibiotic resistant microbes

(3) Darwin Finches

(4) Different breeds of dogs

Subtopic:  Darwin's Theory |
 78%
From NCERT
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Adaptive radiation does not follow which of the following statements?

(1) Black bird on Galapagos islands observed by Darwin as an amazing example of Adaptive Radiation.

(2) All the varieties of Finches evolved on the same island, from the original seed-eating features to insectivorous and vegetarian finches.

(3) Australian marsupials, which are similar to each other evolved from an ancestral stock but all within the Australian island continent.

(4) More than one adaptive radiation appeared to have occurred in an isolated geographical area representing different habitats, Known as convergent evolution

Subtopic:  Concept of Organic Evolution: Evidence |
From NCERT
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Which of the following is not Australian marsupial?

(1) Spotted cuscus

(2) Bobcat

(3) Sugar glider

(4) Koala

Subtopic:  Concept of Organic Evolution: Evidence |
 56%
From NCERT
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Which of the following is placental mammal?

(1) Bandicoot

(2) Numbat

(3) Wombat

(4) Bobcat

Subtopic:  Concept of Organic Evolution: Evidence: 2 |
 66%
From NCERT
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Which of the following placental mammals appears to be similar to a corresponding marsupial NUMBAT?

(1) Anteater

(2) Bobcat

(3) Mole

(4) Wolf

Subtopic:  Concept of Organic Evolution: Evidence: 2 |
 79%
From NCERT
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Evolution is not

(1) a stochastic process

(2) Based on chance events in nature

(3) Based on chance mutation in the organisms

(4) Directed process in the sense of determinsm

Subtopic:  Concept of Organic Evolution: Evidence |
 67%
From NCERT
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Which of the following statements is not true if we consider postulates of Darwinian theory of evolution?

(1) Evolution by natural selection would have started when cellular forms of life with similarities in metabolic capabilities originated on Earth

(2) The rate of appearance of new forms is linked to the life cycle or the life span.

(3) Fitness is based on characteristics which are inherited.

(4) Adaptive ability is inherited.

Subtopic:  Palentological Evidences of Evolution |
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Fitness is not

(1) Something for which nature selects

(2) End result of the ability to adapt and get selected by nature

(3) Based on characteristics which are inherited

(4) Considered when cellular forms of life were originated.

Subtopic:  Darwin's Theory |
 66%
From NCERT
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Darwinian theory of evolution-

(1) Branching descent and natural selection are two auxillary concepts of this theory.

(2) Natural selection is based on some factual observations.

(3) Was influenced by work of Alfred Wallace on populations.

(4) Both A and C

Subtopic:  Darwin's Theory |
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