Invertebrates Assignment

What is an invertebrate?

• A type of plant

• An animal without a backbone

• A microscopic organism

• An animal with a backbone

Why is it hard for invertebrates to get very big?

• They can easily move in water

• Their body structure spreads out too much for their weight

• They are mostly found in mountains

• They do not eat enough

What can you use to study earthworms at home?

• A telescope

• A computer simulation

• A microscope

• A jar with wet soil

What type of nervous system do many invertebrates have?

• Brain net

• Nerve net

• Spinal cord

• Central nervous system

How do Ascaris worms ensure their species survives?

• By producing many eggs

• By hunting other animals

• By producing a few large eggs

• By living inside humans

Tags

NGSS.MS-LS1-4