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Organism Structures

Total questions: 16

Worksheet time: 8mins

Name
Class
Date
1.

How are a snail and an octopus similar?

a)

They are both warm blooded

b)

They are both soft bodied

c)

They both have an exoskeleton

d)

They both have long tenticles

2.

Which of these best describes an amphibian.

a)

Cold blooded, uses gills, and lives in water

b)

Cold blooded, undergoes metamorphosis, and adults have lungs

c)

Warm blooded, lays eggs, breaths with lungs

d)

Warm blooded, gives live birth, and produces milk

3.

An animal has a thick muscular foot for movement, a soft body, and breaths through gills, what could it be?

a)

It could be a snail, grouped with other mollusks

b)

It could be a leech, grouped with other segmented worms

c)

It could be a sea star, grouped with other echinoderms

d)

I could be a sea cucumber, grouped with other sponges

4.

Which best describes an inference and NOT an observation?

a)

The organism has two antennae

b)

The organism has a hard exoskeleton

c)

The organism must be an arthropod

d)

The organism makes noise with its wings

5.

When you count organisms in different categories, what would be the best graph to show your results?

a)

bar graph

b)

circle graph

c)

line graph

d)

pie chart

6.

If you compare a dragonfly, a dolphin, and a black rat snake, what do they structures do they share allowing them to survive in their environment?

a)

Structures for Movement

b)

Ability to Shed an Exoskeleton

c)

Ability to Defend by Mimicry

d)

Structures to Cause a Painful Attack

7.

How do birds' semi hollow bones a structure that helps the bird?

a)

Makes the skeleton lighter for flight

b)

Fills the skeleton with air spaces to help the bird breath

c)

It results in a stronger skeleton for defense

d)

It helps obtain nutrients

8.

If a bird has a long needle-like beak that it uses for getting nectar. How does this help the bird feed?

a)

It helps the bird reach deep inside a flower

b)

It helps the bird hold the flower while feeding

c)

It helps the bird pick the flower from the plant

d)

It helps the bird reach flowers on a higher branch.

9.

On a fish, which structures are best for swimming?

a)

Front fins

b)

small eye

c)

scales

d)

a tail

10.

What is true about vertebrates?

a)

They have exoskeletons

b)

They are all endothermic (Warm blooded)

c)

They all have a protective skin covering

d)

All have legs for movement

11.

What do amphibians and reptiles have in common?

a)

Both give live birth

b)

Both are cold blooded

c)

Both breath with gills in water

d)

Both have scales on their bodies

12.

You want to create a presentation that compares amphibians and reptiles, which type of graph is best?

a)

bar graph

b)

line graph

c)

pie chart

d)

Venn diagram

13.

If you add cockroaches to a list of animals that include earthworms, snails, spiders, octopus, and sea cucumbers. Which characteristic are you using to group these animals together?

a)

No backbone

b)

contains external skeleton

c)

reproduces by laying eggs

d)

has gills for breathing

14.

A student measures the mass of a small vertebrate she caught while fishing. Which instrument should be used to measure the mass?

a)

barometer

b)

graduated cylinder

c)

hydrometer

d)

triple beam balance

15.

How does blinking benefit an animal?

a)

Preparing for a long winter

b)

Living in a really cold environment

c)

When it is hot and humid

d)

Walking on a windy day

16.

What response would likely occur in an animal if the temperature increased?

a)

blinking

b)

grouping

c)

shedding

d)

shivering