3.10

 

Alabama beach mice are small animals that live in the sand dunes. Most of them are born with light-colored fur, but some have dark-colored fur..Why do more Alabama beach mice that live in the sand dunes have light-colored fur than dark-colored fur?

• They are able to find more food than mice with dark-colored fur.

• They choose to mate with other mice that have light-colored fur instead of dark-colored fur.

• They stay cooler during hot summer days, so they are more likely to stay alive and have young than mice with dark-colored fur.

• They are harder for hunting animals to see in the sand, so they are more likely to stay alive and have young than mice with dark-colored fur.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS4-4

What do these observations show about rose bushes and thorns?

• Thorns fall off of a rose bush when animals eat it.

• Thorns stop animals from eating the rose bush.

• Animals like to eat rose bushes that have thorns.

• All rose bushes have the same number of thorns.

Tags

NGSS.MS-LS2-1

Scientists want to know if birds that sing more also lay more eggs. They watched a group of birds and wrote down how much each bird sang. What else should they observe?

• The color of the feathers of the birds

• How high each bird can fly

• The kind of trees where birds build nests

• The number of eggs in each bird's nest

Tags

NGSS.MS-LS1-4

Select the statement that most likely describes the reason why wild roses have a better chance to survive in the same environment as the thornless roses.

• Wild roses have thorns to protect them from being eaten by animals.

• Wild roses absorb more water through their thorns.

• Wild roses have colors to attract animals and insects.

• Wild roses use their thorns to produce more food.

Tags

NGSS.MS-LS4-4

A scientist studying warblers captures six of them in a net. Two of the birds have bands on their legs. What could the scientist learn from the information on the bands?

• How much food the birds eat.

• Where the birds travel.

• Which birds are related.

• What kinds of nests the birds build.

Tags

NGSS.MS-LS2-2

How does the frog's green color help it to survive in a forest?

• By helping the frog find other frogs.

• By keeping the frog cool.

• By making the frog hard to see when sitting on leaves.

• By allowing the frog to make its own food.

Tags

NGSS.MS-LS4-4

How does the color of the warblers' feathers help them survive?

• The color of the feathers helps the birds locate nests.

• The color of the feathers helps to control the amount of body heat the birds lose.

• The color of the feathers blends into the birds' surroundings and helps the birds avoid predators.

• The color of the feathers attracts the kinds of insects the birds like to eat.

Tags

NGSS.MS-LS4-4

What will most likely occur to the moth populations in the image below?

• The light moths will be captured by predators more easily than the dark moths, and the population of dark moths will rise.

• The light moths will be captured by predators more easily than the dark moths, and the population of light moths will rise.

• The dark moths will be captured by predators more easily than the light moths, and the dark moths will probably go extinct.

• The light moths will change their wing color to match that of the dark moths.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-4

________ a characteristic that helps animals blend in with the surrounding environment and increase their chances of survival.

• camouflage

• trait

• mate

• individual

Tags

NGSS.MS-LS4-4

Suppose a certain species of insect lives in the lush green canopy of the rainforest. Some of the insects are bright green in color, and some are bright yellow. Assume there is a natural predator of the insect in the area. What do you expect to happen to the populations of the green and the yellow insects over time?

• The green insect population will increase and the yellow insect population will decrease.

• The green insect population will decrease and the yellow insect population will increase.

• Both insect populations will remain constant over time.

• Both insect populations will increase over time.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-4