Crayfish

1
Crayfish
2
What part of the crayfish is the arrow pointing
at?
walking legs
3
What are the 4 main things that crayfish need
in order to live?
Food Water
Air
Shelter
4
What term is used to describe a living
organism that eats both plants and animals?
omnivores
5
What part of the crayfish is the arrow pointing
at?
antennae
6
Is a crayfish considered a producer or a consumer?
consumer
7
What term is used to describe a living
organism that uses the
suns energy to make its own food?
producer
8
What are the 3 main parts of a crayfish body?
head thorax
abdomen
9
What part of their body do crayfish use
to protect themselves from
predators?
pincers
10
What part of the crayfish is the arrow pointing
at?
tail
11
Is grass considered a
producer or a consumer?
producer
12
What term is used to describe a living
organism that eats only
plants?
herbivores
13
What part of the crayfish is circled?
head
14
What do you call an animal that
is eaten by another animal?
prey
15
Is a cat a
producer or a consumer?
consumer
16
What term is used to describe a living organism
that needs to eat in order to survive?
consumer
17
What part of the crayfish is circled?
abdomen
18
What term is used to describe a living
organism that eats only
animals?
carnivores
19
What do you call an animal that hunts for other
animals to eat as food?
A predator
20
What do you call an animal whose body temperature
changes to adapt to the climate around it?
cold-blooded
21
What term is used to describe a living
organism that uses the
suns energy to make its own food?
producer
22
In the classroom the crayfish
live under flowerpots, what do they live under in
marshy ponds?
rocks
23
What part of the crayfish is circled?
thorax
24
Are humans considered warm-blooded
or cold-blooded?
warm-blooded
25
Is an apple tree a
producer or a consumer?
producer
26
What is the hard outer-layer of a crayfish called?
exoskeleton
27
What term is used to describe a living
organisms that eats dead animals or animals
that are weak and dying?
scavengers
28
Traits that are passed downby your parents are
called _____ traits.
inherited
29
Traits that you get sometime AFTER you are born
are called _____ traits.
acquired
30
Your mom has blue eyes and you have blue eyes
this is an example of an _____ trait.
inherited
31
Your dad has big ears and you have big ears. This
is an example of an _____ trait.
inherited
32
You cut your chin and get a scar. This is an
example of an _____ trait.
acquired
33
A girl has pierced ears. This is an example of an
_____ trait.
acquired
34
A crayfish has swimmerets. Is this an
example of an acquired trait or an inherited
trait?
inherited
35
A crayfish is a female. Is this an
example of an acquired trait or
an inherited trait?
inherited
36
A crayfish has 2 senses that are the
same as humans. What are they?
sight and touch
37
What are the small appendages on the underside
of a crayfish called?
swimmerets
38
What are the large claws on a crayfish
called?
pincers
39
Crayfish eat dead animals. This means that
crayfish are considered _____.
scavengers
40
The telephone rings and Mary picks it up. Is
the ringing phone the stimulus or the response?
stimuls
41
Name 2 things a crayfish does if it feels
threatened.

• backs up
  - curls into a ball
  - they raise their pincers -
  hides under rocks

42
What is the respiratory organ that helps the
crayfish to breath?
gills
43
What is the respiratory organ that helps the
crayfish to breath?
gills
44
Why do crayfish burrow in mud?
to hibernate
45
Why do crayfish burrow in mud?
to hibernate
46
What part of the crayfish is the arrow pointing
at?
pincer