Table of Contents
MCQs OF THE LIVING WORLD CLASS 11
1. First theoretical biologist, who purposed that life originated in water
(a) Thales
(b) Rosel von Rosenh off
(c) Wallace
(d) Al Oparin
2. National museum of natural history (NMNH) is situated in
(a) Paris
(b) Delhi
(c) USA
(d) Italy
3. Duplicate of holotype is
(a)Monotype
(b)Paratype
(c) Isotype
(c) Lectotype
4. The term Taxon was given by
(a) Meyer
(b)Linnaeus
(c) Lamarck
(d) de Candolle
5. Species are considered as
(a) real basic unit of classification
(b) the lowest unit of classification
(c) artificial concept of human mind which can not be defined in absolute terms
(d) real unit of classification devised by taxonomists
6.Linnaeus system of plant classification is based on
(a) morphological and anatomical characters
(b) evolutionary trends
(c) floral characters
(d) None of above
7. For the first time binomial nomenclature was written in
(a) Latin
(b) Greek
(c) English
(d) Italian
8. All living organisms are linked to one another because
(a) They have common genetic material of same type
(b) They share common genetic material , but to varying degrees
(c) All have common cellular organization
(d) All of above
9. What is keystone species
(a) A species which makes up only small portion of the total biomass of a community’s organization and survival
(b) A common species that have plenty of biomass yet, has a fairly low impact on the community’s organization
(c) A rare species that has minimal impact on the biomass and on other species in the community
(d) A dominant species that constitute a large proportion of the biomass and which affects many other species
10. The different forms of interbreeding species that live in different geographical regions are called
(a) Monotypic species
(b) sympatric species
(c) allopatric species
(d) polytypic species
ANSWERS:
1-a
2-b
3-c
4-a
5-a
6-c
7-a
8-d
9-a
10-b
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