Crayfish JeopardyAmazing

Anatomy

Scientific

Method

Crazy

Crayfish

Vocabulary Fishy

Facts

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A. B.

C.

D.

E.

F.G.

H.

I.

J.

A. B.

C.

D.

E.

F.G.

H.

I.

J.

Letter “D” is referring to which part of the crayfish anatomy?

A 100

Amazing Anatomy10

What are the swimmerets?

A. B.

C.

D.

E.

F.G.

H.

I.

J.

Letter “I” is referring to which part of the crayfish anatomy? How can these differ from

each other?

Amazing Anatomy20

What are the chelipeds?

One cheliped is used for crushing

One cheliped is used for grasping/cutting

A. B.

C.

D.

E.

F.G.

H.

I.

J.

Letter “H” is referring to which part of the crayfish anatomy and what other body part

does it use to eat?

Amazing Anatomy30

What are the maxillipeds?

It works with the mandible to grasp the food the crayfish is eating.

A. B.

C.

D.

E.

F.G.

H.

I.

J.

Letter “E” is referring to which part of the crayfish anatomy and why would

scientists be interested in studying these?

A. B.

C.

D.

E.

F.G.

H.

I.

J.

Amazing Anatomy40

What are the walking legs?

To learn how crayfish can regenerate their limbs.

A. B.

C.

D.

E.

F.G.

H.

I.

J.

Letter “A” is referring to which part of the crayfish anatomy and what does the

crayfish do when this becomes too tight?

Amazing Anatomy50

What is the cephalothorax?

A crayfish molts and a new exoskeleton hardens.

You are a researcher examining the effects of different temperatures of water on plant

growth. You have decided to water some plants with very cold water (40˚F) and some

with very hot water (100˚F). The control group is watered with 70˚F water. You have

15 plants.

This is the INDEPENDENT VARIABLE.

Scientific Method10

What are the different temperatures?

You are a researcher examining the effects of different temperatures of water on plant

growth. You have decided to water some plants with very cold water (40˚F) and some

with very hot water (100˚F). The control group is watered with 70˚F water. You have

15 plants.

This is the DEPENDENT VARIABLE.

Scientific Method20

What is the plant growth?

This is the INDEPENDENT variable

Scientific Method30

What are the brands of fertilizer?

This is the DEPENDENT variable

Scientific Method40

What is the average height in centimeters?

If the pie chart above was your data, this would be your conclusion.

Scientific Method50

What is chocolate ice cream is preferred by 33% of the people in

Twin Groves.

Crayfish are omnivorous meaning they eat this.

Crazy Crayfish 10

What are animals and plants?

A crayfish (usually)has two of these andthey are used for this.

Crazy Crayfish 20

What are chelipeds?

What is getting food and defense?

Crayfish do this when their exoskeleton gets too

tight. This affects which partof their body?

Crazy Crayfish 30

What is molt?

It affects their cephalothorax.

The exoskeleton is made of thisand is used for this.

Crazy Crayfish 40

What is chitin?

What are protection, movement, and support. (One of these

examples will give you credit.)

The kingdom, phylum, and class of

crayfish are these.

Crazy Crayfish 50

What are

Kingdom: Animalia

Phylum: Arthropoda

Class: Crustacean

Cannibalistic means this.

Vocabulary 10

What is eat their own kind?

Semi-terrestrial means this.

Vocabulary20

What is live on land and in water?

Habitat means this and give an example of a

Crayfish habitat.

Vocabulary30

What is where something lives?

A lake, river, stream, or pond.

Bilateral symmetry and radial symmetry are different because of

this.

Vocabulary40

What is the number of lines of symmetry?

Bilateral symmetry: divided into 2 mirror image halves.

Radial symmetry: divisible by multiple planes of symmetry.

Adaptation means this and give an example.

Vocabulary 50

What is to change to survive in the environment and:

• Swim in water and walk on land• Semi-terrestrial: can live on land and in water• Can breath in and out of water• Can eat anything dead or alive• Regenerate limbs/appendages • Female carries hundred of eggs• Almost transparent when born• Cannibals when overly populated

A female crayfish can lay about how many eggs? Give a range.

Fishy Facts10

What is between 10 and 800?

What time of year do crayfish mate?

What is fall?

Fishy Facts20

Describe how a crayfish can breath.

A crayfish uses gills to breathe both on land when they are moist and in water.

Fishy Facts30

Crayfish react to their environment. This is one

way they scare away predators.

Fishy Facts40

This is an overview of a crayfish lifespan.

Crayfish hatches, nearly transparent.Stays near mother until 2nd molt.

Grows into adult crayfish.Crayfish mate in the fall.

Lay 10-800 eggs if female.Lives 3-5 years.

Fishy Facts50