Biology - Mock Test 49

Question 481

Biological organization starts with

A) cellular level B) organismic level C) atomic level D) submicroscopic molecular level

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Question 482

ICBN stands for

A) International Code of Botanical Nomenclature B) International Congress of Biological Names C) Indian Code of Botanical Nomenclature D) Indian Congress of Biological Names

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Question 483

Which of the following is not true for a species

A) Members of a species can interbree4⃣ B) Gene flow does not occur between the populations of a species. C) Each species is reproductively isolated from every other species. D) 2⃣ Gene flow does not occur between the populations of a species. 3⃣ Each species is reproductively isolated from every other species.

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Question 484

Angiosperms have dominated the land flora primarily because of their

A) power of adaptability in diverse habitat B) property of producing large number of seeds C) nature of self - pollination D) domestication by man

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Question 485

Biosystematics aims at

A) identification and arrangement of organisms on the basis of their cytological characteristics B) the classification of organisms based on broad morphological characters C) delimiting various taxa of organisms and establishing their relationships D) the classification of organisms based on their evolutionary history and establishing their phylogeny on the totality of various parameters from all fields of studies

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Question 486

First life on earth was

A) Cyanobacteria B) Chemoheterotrophs C) Autotrophs D) Photoautotrophs

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Question 487

The most important feature of all living systems is to

A) utilize oxygen to generate energy B) replicate the genetic information C) produce gametes D) utilize solar energy for metabolic activities

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Question 488

Binomial nomenclature means

A) one name given by two scientists B) one scientific name consisting of a generic and specific epithet C) two names, one latinized, other of a person D) two names of same plant

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Question 489

Practical significance of taxonomy is

A) classification B) to understand diversity C) to understand evolution D) identification of organisms

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Question 490

Which of the following is a species

A) Tamarindus B) Indicus C) Indica D) Tamarindus indicus

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