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Grade 7 Biology chapter 3 Revision

Total questions: 24

Worksheet time: 15mins

Name
Class
Date
1.

A vertebrate ...

a)

Has a backbone

b)

Has no backbone

c)

Is a mollusk

2.

Holes in their bodies enables them to catch food.

a)

Sponges

b)

Worms

c)

Arthropods

d)

Hydras

3.
Earthworms and leeches are common examples of? 
a)
Nematodes
b)
Annelids
c)
Mollusks
4.
What type of symmetry is displayed in the picture?
a)
asymmetry
b)
bilateral symmetry
c)
radial symmetry
d)
photosynthesis
5.

Animals that lay eggs are called

(a)  

6.

Animals that produce milk to nourish their babies

(a)  

7.

Phylum Arthropoda Class ???

a)

Insecta

b)

Crustacea

c)

Arachnida

8.

Crow belong to the class

a)

Pisces

b)

Amphibia

c)

Aves

d)

Reptilia

9.

Most of the ________have external ear , nose and teeth

a)

Aves

b)

Mammalia

c)

Reptiles

d)

Amphibia

10.

Kangaroo belong to the class

a)

Pisces

b)

Amphibia

c)

Aves

d)

Mammalia

11.

Can live inside animals

a)

Flatworm

b)

Segmented worm

c)

Arthropd

d)

Amphibian

12.
______ 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
13.
Hydras, jellyfishes and corals are examples of?
a)
Sponges
b)
Platyhelminthes
c)
Cnidarians
14.

A leech is an example of which type of invertebrate?

a)

Arthropod

b)

Mollusc

c)

Annelid

d)

echinoderm

15.

The scientific name of an organism is made up of two parts...

a)

English and Spanish

b)

Genus and Species

c)

Domain and Kingdom

d)

Class and Order

16.

This phylum is made of segmented worms

a)

Annelida

b)

Mollusca

c)

Arthopoda

17.

2. All green plants are called___________________

a)

heterotrophs

b)

symbionts

c)

autotrophs

18.

Which Phylum?

a)

Echinodermata

b)

Mollusca

c)

Cnidaria

19.

Which phylum?

a)

Cnidaria

b)

Mollussca

c)

Echinodermata

20.

Which phylum?

a)

Annelida

b)

Mollusca

c)

Chordata

21.

Characteristics: Jointed limbs, Exoskeleton, well developed nervous system with a brain

a)

Chordata

b)

Arthropoda

c)

Mollusca

22.

Which Phylum?

a)

Echinodermata

b)

Mollusca

c)

Cnidaria

23.
Mollusks include which of the following?
a)
Octopus, Squid, Slugs, Snails
b)
Fish, Squid, Jellyfish, Sea cucumbers
c)
Sea stars, Sea cucumbers, sea urchins
d)
Oysters, Fish, Whales, Sponges
24.

Which phyla contains clams and oysters. They have a true coelom, primitive brain and organ systems

a)

Mollusca

b)

Echinodermata

c)

Vertebrates

d)

Porifera