Biology - Mock Test 194

Question 1931

The excretory cells, that are found in platyhelminthes are _______?

A) Nephridia B) Coller cells C) Flame cells D) all above

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Question 1932

Ctenophores commonly known as ________?

A) Flat worms B) Sea walnuts C) round worms D) sponges

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Question 1933

The body bears ________ external rods of ciliated comb plates in pleurobrachia?

A) Eight B) Four C) Ten D) Sixteen

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Question 1934

Gastro-vascular cavity is located in?

A) Earth worm B) Hydra C) Liver fluke D) Ascaris

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Question 1935

Cnidoblasts are used for?

A) Anchorage B) Defense C) Capture D) All of the given

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Question 1936

Which of the following is rightly matched ?

A) Physalia - portuguese man of war B) pennatula - sea fan C) Adamsia - sea-pen D) aorgonia - sea anemone

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Question 1937

Which animal is umbrella-shaped and free swiming .........?

A) Aurelia B) Jelly-fish C) Hydra D) a & b

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Question 1938

Which animal has a cylindrical form?

A) Physalia B) Admsia C) Hydra D) b & c

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Question 1939

Find the odd?

A) Sea fan B) sea horse C) sea cucumber D) sea lily

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Question 1940

Cavity of coelenteratcs is called?

A) cavity B) coelom C) coelenteron D) all above

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