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Crabs

Total questions: 57

Worksheet time: 29mins

Name
Class
Date
1.

Most crabs live near

a)

the sea

b)

fresh water

c)

the desert

2.

Crabs are

a)

mammals

b)

amphibians

c)

crustaceans

d)

reptiles

3.

Fiddler crabs remain in ____________ during high tide.

a)

shells

b)

burrows

c)

the ocean

d)

sand dunes

4.

Crabs are _______ at night or when its cloudy

a)

Darker

b)

Paler

5.

Crabs remain _________ during sunlight

a)

darker

b)

paler

6.

Fiddler crabs remain out of water by keeping________________in their gills.

a)

fresh water

b)

air

c)

salt water

d)

food

7.

The crabs brownish color helps keep it

a)

cool

b)

attractive

c)

hot

d)

camoflauged

8.

Crustaceans are animals whose bodies are covered with_________.

a)

exoskeletons

b)

bones

c)

skin

9.

Most crabs live near

a)

the desert

b)

the sea

c)

lakes

d)

rivers

10.

Fiddler crabs are crustaceans that belong to an even larger group of macroscopic animals called

a)

amphibians

b)

arthropods

c)

mammals

d)

bacteria

11.

Fiddler crabs feed at twilight and are _____

a)

messy eaters

b)

sand eaters

c)

vegetarians

d)

crepuscular feeders

12.

Fiddler crabs are _____ feeders

a)

deposit

b)

messy

c)

daylight

d)

angry

13.

Male fiddler crabs use their claws to attract females, __________ __________, And warn off predators

a)

cut grass

b)

eat food

c)

catch food

d)

defend territory

14.

Female crabs have a large claw

a)

True

b)

False

15.

If a fiddler crab loses its large claw it is gone forver

a)

true

b)

false

16.
What is the hermit crab's scientific name?
a)
Paguridae Pagurus
b)
Paguridae Pagures
c)
Hermideas Conatas
d)
chemosensory crab
17.
How many crabs are in a average hermit crab herd
a)
50 crabs
b)
100 crabs
c)
1,000 crabs
d)
500 crabs
18.
Hermit crabs have _______ main groups
a)
4
b)
8
c)
2
d)
6
19.
Hermit crabs have antenna called 
a)
chemosensory organs
b)
chemosensery organs
c)
sensory organs
d)
Smell organ
20.
Land Hermit crabs are
a)
carnivores
b)
herbivores 
c)
omnivores
d)
algebors
21.
Land hermit crabs live around the
a)
indo pacific and western atlantic region
b)
indo pacific and eastern atlantic  region
c)
eastern atlantic region
d)
western atlantic region
22.
Land hermit crabs normally live _______ years in the wild
a)
23 years
b)
60 years
c)
30 years
d)
40+ years
23.
Marine hermit crabs have four stages of reproducing called...
a)
 The nauplius stage,the protozoa stage, the zoea stage and the megalop stage    
b)
The napelius stage, the protezoe stage, the zoeoe stage and the megaloop satge
c)
The maturity stage, the megaloop stage, the fermentation stage and the embryo stage.  
24.
The hermit crab is very large animal and can get up to 600 pounds
a)
true
b)
false
25.
Hermit crabs account for ___ of the crustacean population 
a)
1/4
b)
1/8
c)
1/16
d)
1/2
26.
Hermit crabs used to be worshiped as gods
a)
true
b)
false
27.
Petco and Petsmart hold there hermit crabs in holding facilities 
a)
true
b)
false
28.
Why should you not buy non active hermit crabs beause
a)
non active hermit crabs are most likely dead
b)
non active hermit are a waste of money
c)
non active hermit crabs smell bad
d)
non active hermit crabs are boring and not interesting 
29.
Marine hermit crabs need ______ in there water
a)
instant ocean
b)
table salt
c)
conditioner 
d)
pepper  
30.
Blue crabs are decopods meaning that they have ___________ appendages
a)
6
b)
8
c)
10
d)
12
31.
Blue crabs have a broad diet which includes dead plants and animals, this means they are____________.
a)
scavengers
b)
decomposers
c)
carnivores
d)
herbivores
32.
Crabs are __________________ which means they are related to spiders and insects.
a)
mollusks
b)
arthropods
c)
arachnids
d)
vertebrates
33.
The nickname for a male blue crab is _______________.
a)
Sook
b)
Sally
c)
Johnny
d)
Jimmy
34.
Molting is when
a)
crabs shed their shell in order to grow
b)
the shell of the crab gets diseased
c)
female crabs grow eggs in their abdomen
d)
crabs lose a claw in a fight
35.
The crab pictured is
a)
Male
b)
Female
36.
A mature female blue crab is called a
a)
Suzie
b)
Sally
c)
Sook
d)
Sarah
37.
A sponge crab is
a)
A crab that has a soft shell after molting
b)
A female crab with an attached egg sac
c)
A crab in larval form
d)
A dead crab
38.
The crab pictured is
a)
Male
b)
Female
39.
Blue crabs have a broad diet which includes dead plants and animals, this means they are____________.
a)
scavengers
b)
decomposersdecomposers
c)
carnivores
d)
herbivores
40.

Where is the crab?

a)
b)
c)
d)
41.

How many crabs are there?

a)

1

b)

5

c)

4

d)

7

42.

How many crabs sat on a rock?

a)

5

b)

6

c)

4

d)

3

43.

Where is the bird?

a)
b)
c)
d)
44.

Is this a bird?

a)
b)
45.

Can you see a dog?

a)
b)
c)
d)
46.

Fish

a)
b)
c)
d)
47.

The crabs sit on a rock.

a)

dog

b)

rock

c)

mat

d)

water

48.

What is this?

a)

a not

b)

a name

c)

a net

d)

nine

49.

Who took a crab?

a)

a cat

b)

Mr Lo

c)

a rat

d)

a dog

50.

Where did the crab go?

a)

onto the rock

b)

off the rock

c)

in the rock

d)

on the table

51.

Which one is not a crab?

a)

1

b)

2

c)

3

d)

4

52.

How many legs does a crab have?

a)

2

b)

6

c)

8

d)

10

53.

Which word begins with b?

a)
b)
c)
d)
54.

Which words starts with cr?

a)
b)
c)
d)
55.

Which word begins ends with sh?

a)
b)
c)
d)
56.

What is the title?

a)

Crabs on a Fish

b)

Crabs on a Rock

c)

Snowman

d)

Little Red Riding Hood

57.

Josephine Croser is the _____________.

a)

author

b)

illustrator

c)

teacher

d)

school principal

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