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Invertebrates

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Choose the incorrect option:

a)

Poriferans live attached to a substrate.

b)

Poriferans are filter feeders.

c)

Poriferans are used for hygene.

d)

Poriferans have exoskeleton.

2.

This is a:

a)

Cephalopod

b)

Myriapod

c)

Insect

d)

Gastropod

3.

This is a worm:

a)

True

b)

False

4.

What type of animal can you identify in the picture?

a)

Jellyfish.

b)

Poriferan.

c)

Cnidarian.

d)

Mollusc.

5.

A nematode is an example of:

a)

Mollusc

b)

Arthropod

c)

Worm

d)

Echinoderm

6.

What is this animal?

a)

Annelid

b)

Nematode

c)

Platyhelminthe

d)

Myriapod

7.

Choose the incorrect answer about scorpions:

a)

Are arachnids.

b)

Are insects.

c)

They have a stinger with venom.

d)

They have exoskeleton.

8.

This is a scolex:

a)

True

b)

False

9.

This is the mouth of a:

a)

Echinoderm

b)

Insect

c)

Polyp

d)

Cephalopod

10.

Choose the correct option:

a)

Annelids have ambulacral system.

b)

Arachnids do not have wings.

c)

Jellyfishes live attached to a substrate.

d)

Bivalves have a coiled shell.

11.

Choose the correct option:

a)

Cnidarians have choanocytes and poriferans have cnidocytes

b)

Poriferans have choanocytes and and cnidarians have cnidocytes

c)

Choanocytes release poison

d)

Cnidocytes are cells located in the atrium specialised in capturing food.

12.

The following picture shows a:

a)

Crinoidea

b)

Asteroidea

c)

Echinoidea

d)

Holothuria

13.

The following animal is:

a)

Arachnid

b)

Insect

c)

Myriapod

d)

Platyhelminthe

14.

This animal is a:

a)

Bivalve

b)

Gastropod

c)

Cephalopod

d)

Myriapod

15.

Coral belong to:

a)

Poriferans

b)

Sponges

c)

Jellyfish

d)

Cnidarians

16.

These animals are:

a)

Annelids

b)

Myriapods

c)

Platyheminthes

d)

Nematodes

17.

This is an example of:

a)

Cephalopod

b)

Gastropod

c)

Cnidarian

d)

Holothuria

18.

This is a:

a)

Asteroid (starfish)

b)

Ophiura

c)

Crinoid

d)

Gastropod

19.

The picture shows a:

a)

Myriapod

b)

Annelid

c)

Nematode

d)

Crustacean

20.

The animals shown in the pucture belong to:

a)

Insects

b)

Myriapods

c)

Crustaceans

d)

Arachnids