Gr 4 Science Unit 2 Test Review

True or False? If something happens to affect the development of a beetle larva, the eggs can just develop into a pupa.

• True

• False

Name the stage of the plant life cycle that is just before adult plant.

Tags

NGSS.3-LS1-1

What is the process that causes the caterpillar to change into a butterfly and a tadpole to change into a frog?

• germination

• fertilization

• reproduction

• metamorphosis

A stonefish uses camouflage to blend in with its environment. Check which factors affect the coloration of the stonefish.

• salty water

• predator

• disease

• temperature of the water

• prey

Tags

NGSS.MS-LS2-4

Which of these factors would most likely affect the bird population in the Everglades?

• decrease in the time it takes for their eggs to hatch

• change in the color of the eggs

• increase in the amount of food to eat

• changes in the beak

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Check off all the inherited animal behaviors.

• A dolphin jumps through a hoop.

• A cat has kittens.

• A chimp uses sign language.

• A bird tweets.

• Butterflies migrate south.

Tags

NGSS.MS-LS1-4

Check off all the learned behaviors.

• A spider spins a web.

• A dog sits on command.

• A parrot says "Hello!"

• A turtle lays eggs on the beach.

• A seal balances a ball on it's nose.

Check the picture that shows the beginning of germination.

• 
• 
• 

Tags

NGSS.3-LS1-1

The wind blows the seeds of the dandelion across the field like tiny helicopters. What part of of plant reproduction is this?

• pollination

• seed dispersal

• seed production

• germination

What shape are seeds that are easily dispersed in the wind?

• Round and heavy.

• Square with spines.

• Long and pointy

• Flat, wide and light.