Habitats

An otter lives in the​ ​ (a)   habitat.

• fresh water
• rainforest
• ocean
• desert

Answer explanation

Otters live in rivers, which have fresh water.

An otter's ​ (a)   help(s) it survive in this freshwater habitat.

• webbed feet
• brown fur
• black nose
• small ears

Answer explanation

The adaptation of webbed feet helps the otter swim in the water.

Tags

NGSS.MS-LS4-4

A cactus grows in the ​ (a)   habitat.

• desert
• rainforest
• arctic
• grassland

Answer explanation

Here is another cactus that grows in the desert. A desert habitat only gets about 10 inches of rain in each year!

A cactus survives in the dry desert by storing ​ (a)   in its stem.

• water
• food
• nutrients
• spines

Answer explanation

The cactus stores water in its stem because it doesn't rain very often in the desert. The spines (or poky parts) of the cactus scare away animals trying to eat the stem to get water.

Tags

NGSS.MS-LS2-1

Polar bears live in the ​ (a)   habitat.

• arctic
• rainforest
• woodland forest
• ocean

Answer explanation

Watch this video to learn more about polar bears in the arctic.

A polar bear's ​ (a)   help(s) them camouflage (blend in) so they can hunt for prey.

• white fur
• blubber (layer of fat)
• black nose
• sharp claws

Answer explanation

Polar bears go hunting for food so they can survive in their habitat. Their adaptation of white fur makes them hard to see in the snow and ice. It provides them with camouflage!

Black bears live in a ​ (a)   habitat.

• woodland forest
• desert
• arctic
• rainforest

Answer explanation

The climate in the woodland forest habitat changes every season. Black bears have behaviors and adaptations that help them survive in the colder months.

Black bears ​ (a)   to save energy in the winter when it is cold and there is less food.

​

• hibernate
• grow thick fur
• migrate (move) to a warmer place
• hide

Answer explanation

When black bears hibernate, their breathing becomes very slow. Their heart rate drops, and their body temperature drops too. This helps them save energy in the winter when there is less food.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

A jellyfish lives in the ​ (a)   habitat.

• ocean
• rainforest
• fresh water
• woodland forest

Answer explanation

Jellyfish glow, or give off light. This is an adaptation that helps them survive. They can attract prey with their light so they can eat them.

Jellyfish also sting. They do this to ​ ​ (a)   .

• protect themselves from predators
• help them see in the dark
• get more energy
• help them swim more quickly

Answer explanation

Jellyfish sting any predator, or animal that tries to eat them. They also sting prey, or animals that they want to eat. Watch this video to learn more!