Question # 1

Cartilaginous fishes contain scales.

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Placoid

Ganoid

Cycloid

Ctenoid

Sea urchin belong to sub class.

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Arthropoda

Echinodermata

protozoa

Annelida

The largest invertebrate is.

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Earth worm

Star fish

Giant squid

Ascarus

Pseudocoelom is non-homologous to true coelom because

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It is not lined by coelomic epithelium

It has no relation with reproductive and excretory organs

It develops from blastocoel

All of the above

Dolphin is

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Fish

Bird

Mammals

Amphibian

Excretory system in arthropods is composed of.

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Kidney

Nephridia

Malpighian tubules

Flame cells

Flame cells are excretory cells in.

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Flatworms

Segmented worms

Round worms

Anseets

Excretory organ in annelid are.

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Nephridia

Nephron

Flame cells

Malpighian tubule

The skeleton of birds is light due to.

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Extension of lungs

Air chambers

Air spaces

Air sacs

Flame cells are found in the phylum

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Nematoda

Annelida

Mollusca

Platty helmithes

Syrinx is an organ of voice in.

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Amphibians

Birds

Mammals

Reptiles

A blue coloured respiratory pigment called hemocyanin is found is.

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Molluscus

Annelids

echinoderms

Arthropods

A rasping tongue like radula having horny teeth is present in.

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sponges

Molluscs

Coelonterates

Annelids

In Mollucs, a respiratory pigment of blue colour is present called.

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Haemoglobin

Haemocyanin

Haemoery thrin

None of these

Hydra belongs to phylum

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Mollusca

Cridaria

Arthropoda

Annelida

Which is not included in proterostomia.

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Arthropod

Mollusca

Annelida

Enchinodermata

One of the following is a fossil fish.

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Cotylosaurs

Veranope

dipnol

Archaeopteryx

Neries belongs to class

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Polychaeta

Hirudinea

Oligocheaeta

Crustacea

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Biology Fsc Part 1 Chapter 10 Online Test MCQs With Answers

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