Question # 1

Nephridia are excretory structures of.

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Sponges

Annelids

Arthropods

None of these

Walls of the chest cavity are composed of

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Ribs

Intercostal muscle

Ribs and intercostal muscle

Ribs, intercostal muscle and diaphragm

Phycoerythrin is found in

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Green algae

Red algae

Brown algae

Blue green algae

Most elaborate and efficient respiratory system is present in.

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Man

Fish

Bird

Fing

A free swimming trochophore larva is produced during the life cycle of.

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Coelenterate

Porifera

Annelida

Arthropods

Which of the following is not found in all bacteria is

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Cell membrane

A nucleoid

Flygella

None of these

The heart of fish is

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Single circuit

Double circuit

Triple circuit

Muti circuit

Study of tissue is called.

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Morphology

Anatomy

Histology

Microbiology

Ascaris lumbricoldes is an intestinal parasite of.

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Horse

Man

Donkey

Monkey

The sum of all the chemical reaction that occur in the body is known as

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Anabolism

Metabolism

Catabolism

Differentiation

Ribosomes are chemically composed of

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Only protein

Only DNA

Only RNA

Both a and c

In fungi, asexual reproduction takes place by

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Conidia

fragmentation

Budding

All of the above

Water is more viscous than air.

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10 times

20 times

50 times

100 times

The left systemic arch disappears in

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Fish

Reptile

Mammals

Birds

The active site of an enzyme

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Never changes

Forms no chemical bond with substrate

Determines by its structure the specificity of an enzyme

Looks like a lump projection from the surface of an enzyme

The number of species of insects are.

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22.5%

17.6 %

15.5%

53.4%

The reversible inhibitors usually constitute

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Strong linkage with enzyme

Weak linkage with enzyme

No Linage with enzyme

medium linkage

_______ is used to inhibit fungal growth.

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Lovasstatin

Cyclosporine

Ergotine

Apicomplexans

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