Animal Body Groups

Question 1

Lily wants to protect a small garden bed from very hot sun, just like a cactus protects its surface from losing too much water. Which material should she use to cover the garden so it works like the cactus’s thick, spongy outer skin?

Accepted Answer

A thick, spongy foam sheet

Answer

A string of small beads

Answer

A thin sheet of clear plastic wrap

Answer

A smooth metal sheet

Question 2

A student wants to help a person stay hydrated while hiking by copying a plant’s way of keeping water. Which design would best solve the problem?

Accepted Answer

A thick‑walled water bottle that looks like a cactus

Answer

A hat shaped like a flower

Answer

A shoe shaped like a root

Answer

A straw that looks like a leaf

Question 3

Which statement correctly describes a similarity and a difference between humans and frogs?

Accepted Answer

Both humans and frogs have skin covering their bodies, and both have legs, but humans have hair while frogs have smooth skin.

Answer

Both humans and frogs have shells on their backs; humans have arms and frogs have tails.

Answer

Humans have feathers and frogs have scales; both have wings for flying.

Answer

Both humans and frogs have hair covering their bodies, but humans have arms while frogs do not have arms.

Try three questions

Lily wants to protect a small garden bed from very hot sun, just like a cactus protects its surface from losing too much water. Which material should she use to cover the garden so it works like the cactus’s thick, spongy outer skin?

A student wants to help a person stay hydrated while hiking by copying a plant’s way of keeping water. Which design would best solve the problem?

Which statement correctly describes a similarity and a difference between humans and frogs?

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