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Grade 7 Biology chapter 3

Total questions: 20

Worksheet time: 14mins

Name
Class
Date
1.

A vertebrate ...

a)

Has a backbone

b)

Has no backbone

c)

Is a mollusk

2.

Catch tiny animals in their tentacles

a)

Worms

b)

Mollusks

c)

Star Fish

d)

Hydra

3.
______ are also called flatworms. They are bilaterally symmetrical, dorsoventrally flattened worms that include planaria, flukes and tapeworms. 
a)
Cnidarians
b)
Platyhelminthes
c)
Nematodes
d)
Mollusks
4.

Holes in their bodies enables them to catch food.

a)

Sponges

b)

Worms

c)

Arthropods

d)

Hydras

5.
Earthworms and leeches are common examples of? 
a)
Nematodes
b)
Annelids
c)
Mollusks
6.

Choose the animal that is a vertebrate.

a)
b)
c)
d)
7.

Which phylum has the following classes: Insecta, Crustacea, Arachnida?

a)

Arthropoda

b)

Chordata

c)

Mollusca

8.

Phylum Arthropoda Class ???

a)

Insecta

b)

Crustacea

c)

Arachnida

9.
What type of symmetry is displayed in the picture?
a)
asymmetry
b)
bilateral symmetry
c)
radial symmetry
d)
photosynthesis
10.

What phyla contains earthworms?

a)

Invertebrates

b)

Mollusca

c)

Anthropoda

d)

Annelida

11.

This phylum is made of segmented worms

a)

Annelida

b)

Mollusca

c)

Arthopoda

12.

Backbone is made up of several bones called (a)   that join to form vertebral column

13.

Animals that lay eggs are called

(a)  

14.

Crow belong to the class

a)

Pisces

b)

Amphibia

c)

Aves

d)

Reptilia

15.

Fish belong to the class

a)

Pisces

b)

Aves

c)

Reptilia

d)

Amphibia

16.

Most of the ________have external ear , nose and teeth

a)

Aves

b)

Mammalia

c)

Reptiles

d)

Amphibia

17.

Animals that give birth to young ones

a)

Oviparous animals

b)

Viviparous animals

18.

WHO DISCOVERED THE LIVING CELLS

a)

ANTON VAN LEUWENHOOKE

b)

ROBERT HOOK

19.

Identify this animal.

a)

Porifera

b)

Cnidaria

c)

Platyhelminthes

d)

Nematoda

20.

Animals that produce milk to nourish their babies

(a)