Structures of Plants and Animals

Many kinds of animals live in the Everglades, including alligators, Florida panthers, and manatees. What characteristic do all three of these animals of the Everglades share?

• They all eat only fish

• They all have a backbone.

• They all give birth to live young.

• They all make their homes in the water.

Franklin spotted an animal in his yard that he had never seen before. It was lying on top of a pile of eggs. He could also tell that the animal's skin was tough and scaly. Based on this information, what kind of vertebrate was Samson most likely looking at?

• an amphibian

• bird

• mammal

• reptile

Plants have stems that function to provide support. This organ in plants is most similar to which of the following in humans?

• the heart

• the intestines

• the skeleton

• the skin

Based on this information, which of the following animals is most similar to the whale?

• crayfish

• dolphin

• shark

• starfish

Tags

NGSS.MS-LS4-2

In what way are ferns different from flowering plants that produce seeds?

• The stems of ferns are woodier than the stems of seed producing flowers

• Ferns spread by underground runners rather than scattering seeds from flowers.

• The leaf of a fern does not include structures to move nutrients through the plant.

• Ferns reproduce using spores rather than seeds produced by most flowering plants.

Tags

NGSS.MS-LS4-2

For her science fair project, Marcy is investigating how levels of carbon dioxide affect plant growth.

• She needs to make sure her results match her predictions.

• She needs to make sure that her results contain both words and numbers

• She needs to make sure that the explanation of her results is based on evidence.

• She needs to make sure her results get published so that everyone can read them.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

A fish is a vertebrate. This means that a fish has an inner skeleton. A lobster does not have an inner skeleton. A hard, outer shell covers its body. The hard outer shell is called an exoskeleton. What purpose do both a lobster’s exoskeleton and a fish’s skeleton have?

• support

• camouflage

• sensing surroundings

• temperature control

Tags

NGSS.MS-LS4-2

Olivia grew a sunflower. Its stem supports the leaves and the flower head. What part of a spotted skunk is the stem most like?

• brain

• muscles

• skeleton

• pancreas

Tags

NGSS.MS-LS1-3

Grasshoppers have organs called tympana located in their abdomens. These round membranes detect sound vibrations. What serves the same purpose in bears?

• eardrums

• liver

• mouth

• stomach

Many different organisms have similar organs and structures. Which of the following is most similar to the skin of a human?

• 
• 
• 
• 

Tags

NGSS.MS-LS4-2