91.  Book lungs are respiratory organs in

A. Insects

B. Aarachnids

C. Molluscans

D. Echinoderms

Answer : Option B

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92.  The exerctory organ in cockroach is

A. malplghian corpuscle

B. Malpighian tubules

C. green gland

D. Metanephridia

Answer : Option B

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93.  Exoskeleton of which phylum consists of chitinous cuticle ?

A. Annelida

B. porifera

C. Arthropoda

D. Echinodermata

Answer : Option C

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94.  In cockroach, vision is due to

A. one compound eye

B. two compound eyes

C. two simple eyes

D. wo compund and two simple eyes.

Answer : Option B

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95.  Which of the following is an insect ?

A. Moth

B. mites

C. prawn

D. scorpion

Answer : Option A

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96.  Which of the following respires through gill ?

A. whale

B. Turtle

C. frog

D. Prawns

Answer : Option D

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97.  Animals which active at night are called.

A. diurnal

B. nocturnal

C. parasites

D. nocto-diurna

Answer : Option B

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98.  Salient feature of Arthropoda is

A. aquatic and free living

B. chitinous exoskeleton and jointed appendages

C. Radulla

D. None of those

Answer : Option B

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99.  The second largest number of species containing phylum in the animal kingdom is

A. Annelida

B. Arthropoda

C. Mollusca

D. Chordata

Answer : Option C

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100.  Mollusca is

A. Triploblastic, acoelomate

B. Triploblastic, coelomate

C. Diploblastic, acoelomate

D. Diploblastic, coelomate

Answer : Option B

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