BTS
17
IV'E
TXT
NEW JEANS
100

1000 points

1000

100

What is the difference between echinoderms and arthropods?

a. Echinoderms have an endoskeleton, while arthropods have an exoskeleton.

b. Echinoderms are invertebrates, while arthropods are vertebrates.

c. Echinoderms are have joint legs, while arthropods have spiny legs.

a. Echinoderms have an endoskeleton, while arthropods have an exoskeleton.

100

is a cnidarian a vertebrate or an invertebrate?

it is an invertebrate.

100

what are the 3 types of worms under the class of invertebrates?

flatworms

roundworms

segmented worms

100

what class of vertebrates do we belong to?

mammals

200

Which of the following is NOT true about reptiles ?

1.They are covered with scales

2.They live on land

3.They can not live if their skin dries out

3.They can not live if their skin dries out

200

When one side of the animal matches up exactly with the other side that animal has_________________?

symmetry

200

why is it important for amphibians to live near water?

their skin needs to stay moist or they will die.

200

1000 points

1000 

200

what type of skin do echinoderms have?

spiny skin.

300

describe an invertebrate?

animals without back bones

300

list three things true of a sponge.


a.  lives under water

b. filters water for food

c. is the simplest kind of invertebrate

300

describe why clams and oysters similar to each other?


They both are mollusks

300

what type of skin do echinoderms have?.

they have spiny skin.

300

Which of the following is not an invertebrate?

a.  A Person

b.  A starfish

c.  A snail

a.  A Person

400

 arthropods are know as what type of invertebrates?

 largest invertebrate group

400

What type of digestive syetem does a round worm have?

has a one-way digestive system

400

what are warm blooded animals?


Their body temperature does not change much

400

what group of vertebrates are not cold blooded?

birds and mammals

400

What is similar between a jawless fish and cartilaginous fish?


They both have skeletons made of cartilage

500

name two examples of  cartilaginous fish.

rays and sharks
500

state the difference between amphibians and a reptiles?

amphibians need to have moist skin, but reptiles have dry thick skin

500

list 3 examples of a reptile.

a lizard 

snake

crocodile

500

what do  female mammals do to their young?

they feed milk to their young

500

list 3 things true about birds.

1. have feathers

2. they have two legs with clawed feet

3. they lay eggs with strong shells