Diversity in Living Organisms : NCERT Exemplar


Multiple Choice Questions

Q.1 Find out incorrect sentence

(a) Protista includes unicellular eukaryotic organisms

(b) Whittaker considered cell structure, mode and source of nutrition for classifying the organisms in five kingdoms

(c) Both Monera and Protista may be autotrophic and heterotrophic

(d) Monerans have well defined nucleus

Sol. (d)

Q.2 Which among the following has specialized tissue for conduction of water?

(i) Thallophyta

(ii) Bryophyta

(iii) Pteridophyta

(iv) Gymnosperms

(a) (i) and (ii)

(b) (ii) and (iii)

(c) (iii) and (iv)

(d) (i) and (iv)

Sol. (c )

Q.3 Which among the following produce seeds?

(a) Thallophyta

(b) Bryophyta

(c) Pteridophyta

(d) Gymnosperms

Sol. (d)

Q.4 Which one is a true fish?

(a) Jellyfish

(b) Starfish

(c) Dogfish

(d) Silverfish

Sol. (c )

Q.5 Which among the following is exclusively marine?

(a) Porifera

(b) Echinodermata

(c) Mollusca

(d) Pisces

Sol.  (b)

Q.6 Which among the following have open circulatory system?

(i) Arthropoda

(ii) Mollusca

(iii) Annelida

(iv) Coelenterata

(a) (i) and (ii)

(b) (iii) and (iv)

(c) (i) and (iii)

(d) (ii) and (iv)

Sol. (c)

Q.7 In which group of animals, coelom is filled with blood?

(a) Arthropoda

(b) Annelida

(c) Nematoda

(d) Echinodermata

Sol. (c)

Q.8 Elephantiasis is caused by

(a) Wuchereria

(b) Pinworm

(c) Planarians

(d) Liver flukes

Sol. (c)

Q.9 Which one is the most striking or (common) character of the vertebrates?

(a) Presence of notochord

(b) Presence of triploblastic condition

(c) Presence of gill pouches

(d) Presence of coelom

Sol. (a)

Q.10 Which among the following have scales?

(i) Amphibians

(ii) Pisces

(iii) Reptiles

(iv) Mammals

(a) (i) and (iii)

(b) (iii) and (iv)

(c) (ii) and (iii)

(d) (i) and (ii)

Sol.  (c)

Q.11 Find out the false statement

(a) Aves are warm blooded, egg laying and have four chambered heart

(b) Aves have feather covered body, fore limbs are modified as wing and breathe through lungs

(c) Most of the mammals are viviparous

(d) Fishes, amphibians and reptiles are oviparous

Sol. (d)

Q.12 Pteridophyta do not have

(a) Root

(b) Stem

(c) Flowers

(d) Leaves

Sol. (c)

Q.13 Identify a member of porifera

(a) Spongilla

(b) Euglena

(c) Penicillium

(d) Hydra

Sol.  (a)

Q.14 Which is not an aquatic animal?

(a) Hydra

(b) Jelly fish

(c) Corals

(d) Filaria

Sol. (d)

Q.15 Amphibians do not have the following

(a) Three chambered heart

(b) Gills or lungs

(c) Scales

(d) Mucus glands

Sol. (c)

Q.16 Organisms without nucleus and cell organelles belong to

(i) Fungi

(ii) Protista

(iii) Cyano bacteria

(iv) Archae bacteria

(a) (i) and (ii)

(b) (iii) and (iv)

(c) (i) and (iv)

(d) (ii) and (iii)

Sol. (b)

Q.17 Which of the following is not a criterion for classification of living organisms?

(a) Body design of the organism

(b) Ability to produce one’s own food

(c) Membrane bound nucleus and cell organelles

(d) Height of the plant

Sol.  (d)

Q.18 The feature that is not a characteristic of protochordata?

(a) Presence of notochord

(b) Bilateral symmetry and coelom

(c) Jointed legs

(d) Presence of circulatory system

Sol.  (c)

Q.19 The locomotory organs of Echinodermata are

(a) Tube feet

(b) Muscular feet

(c) Jointed legs

(d) parapodia

Sol. (a)

Q.20 Corals are

(a) Poriferans attached to some solid support

(b) Cnidarians that are solitary living

(c) Poriferans present at the sea bed

(d) Cnidarians that live in colonies

Sol. (d)

Q.21 Who introduced the system of scientific nomenclature of organisms?

(a) Robert Whittaker

(b) Carolus Linnaeus

(c) Robert Hooke

(d) Ernst Haeckel

Sol. (b)

Q.22 Two chambered heart occurs in

(a) Crocodiles

(b) Fish

(c) Aves

(d) Amphibians

Sol. (b)

Q.23 Skeleton is made entirely of cartilage in

(a) Sharks

(b) Tuna

(c) Rohu

(d) None of these

Sol. (a)

Q.24 One of the following is not an Annelid

(a) Nereis

(b) Earthworm

(c) Leech

(d) Urchins

Sol. (d)

Q.25 The book Systema Naturae was written by

(a) Linnaeus

(b) Haeckel

(c) Whittaker

(d) Robert Brown

Sol. (a)

Q.26 Karl Von Linne was involved with which branch of science?

(a) Morphology

(b) Taxonomy

(c) Physiology

(d) Medicine

Sol. (b)

Q.27 Real organs are absent in

(a) Mollusca

(b) Coelenterata

(c) Arthropoda

(d) Echinodermata

Sol.  (b)

Q.28 Hard calcium carbonate structures are used as skeleton by

(a) Echinodermata

(b) Protochordata

(c) Arthropoda

(d) Nematoda

Sol. (a)

Q.29 Differentiation in segmental fashion occurs in

(a) Leech

(b) Starfish

(c) Snails

(d) Ascaris

Sol. (a)

Q.30 In taxonomic hierarchy family comes between

(a) Class and Order

(b) Order and Genus

(c) Genus and Species

(d) Division and Class

Sol. (b)

Q.31 5-Kingdom classification has given by

(a) Morgan

(b) R. Whittaker

(c) Linnaeus

(d) Haeckel

Sol. (b)

Q.32 Well defined nucleus is absent in

(a) blue green algae

(b) diatoms

(c) algae

(d) yeast

Sol.  (a)

Q.33 The ‘Origin of Species’ is written by

(a) Linnaeus

(b) Darwin

(c) Hackel

(d) Whittaker

Sol. (b)

Q.34 Meena and Hari observed an animal in their garden. Hari called it an insect while Meena said it was an earthworm. Choose the character from the following which confirms that it is an insect.

(a) Bilateral symmetrical body

(b) Body with jointed legs

(c) Cylindrical body

(d) Body with little segmentation ­­­­­ ­­­­­­ ­­­­­­­­­

Sol. (b)



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