If plants are removed...

There will be more food for the fish to eat.

There will be less Carbon Dioxide

What does adding fish food mean for the fish tank?

Fish do not get all necessary nutrients directly from the water or plants.

Plants will not need carbon dioxide from the fish.

Oxygen dissolved in the water provides food for the fish.

Fish food will end up dissolved in the water as food for the plants.

What may happen if too much food is added?

Extra fish food that is uneaten will decrease the quality of the water.

The fish tank will adapt to eat the extra fish food.

The fish in the tank will recycle the nutrient in the extra fish food.

A new type of decomposer will appear to break down the extra fish food.

Which book contains fair data about fish populations in the lake and why?

Book 2: because populatins of fish were tracked over a period of time.

Book 1: because customers paid a fee to go on a fishing tour of the lake.

Book 1: because people recorded how many fish can be caught during a tour.

Book 2: because a city paid a scientist to study fish and other living things in the lake.

Trash made of plastic that gets into the lake _____________

can harm the fish and other living things

can be extra food source for fish

floats on the water and does not affect the fish

Plants and fish need clean water to _____________________

exchange gases with each other.

protect themselves from predators.

communicate with other living things.

Which best describes what most likely caused the loose soil?

Hill A has fewer plants than Hill B.

Hill A erodes more slowly than Hill B

Hill B has a steeper slope than Hill A.

Hill A receives less average rainfall than Hill B.

Select 3 observations:

The volume of the substance increases.

Which location is best and why?

Location D: Since it will measure movements closest to the volcano.

Location A: Since it will measure only the strongest movements from the volcano.

Location B: Since it will measure volcano movements closest to the city.

Location C: Since it wil measure movements along the river that separates the volcano from the city.

The student places 10 pennies on the bridge and it breaks. Which would most likely need to be changed to improve the design? Pick 2 answers:

Increase the number of sheets of paper.

Change the way the paper is folded.

Increase the number of books on both sides.

Increase the number of books on one side.

Which best fits the empty box?

microbes that break down dead organisms, releasing their matter to be reused by the grass.

a mouse that eats matter in the form of seeds produced by grass.

a cat that eats the snakes which can decrease the grasshopper population.

a chicken farmer that scares away the hawk to keep from eating chickens.

What will most likely happen at 10 a.m.?

The shadow will be shorter at 10 am than it was at 9am, and it's direction will be North.

The shadow will be longer at 10 am than it was at 9am, and it's direction will be North.

The shadow will be shorter at 10 am than it was at 9am, and it's direction will be East.

The shadow will be the same length at 10 am than it was at 9am, and it's direction will be Northwest.

How does fur changing color help the hare to survive in the winter?

The white fur helps it to camouflage and blend with the snowy environment in January.

The white fur allows the hare to find more mates in order to have stronger babies with white fur.

The white fur allows the hare to find more food.

The white fur helps to keep it warm more than the brown fur.

Select 2 true statements:

The drone is more quiet and least harmful to the environment

The boat is lower cost and not quiet

Drones are more quiet and lower cost to study whales

The boat is lower cost and less harmful to the environment

What most likely is the effect of melting glaciers?

They will cover some coastal lands with water.

They make the oceans more salty.

They will decrease the amount of water in the atmosphere.

The animals from the north and south poles will move closer to the equator.

Pick 2 measurements to describe this pattern:

amount of time between each push

How were the traits of each plant influenced by its environment?

The plant have adapted to survive in a moist environment.

The plants can survive in a desert environment.

Too much water will give the plants root rot.

The plants cannot have flowers with being watered once week.

Which proposal is the most reasonable?

set aside an area with a pond that is protected from chemicals.

introduce a different species of frog to the area.

expand the size of the farms fields so more crops can grow.

put a fence around the farms fields to keep the chemicals from getting out.

What is the best phrase that matches the data? *pick 2 answers

The offspring are different from their parents

The data shows that there is genetic variation

The offspring are identical to the parents

The data shows there is no genetic variation

How do water droplets form on the cup?

Invisible particles of water in the air run into the cold outer surface and form droplets.

Ice in a cup makes water droplets form on the outer surface more slowly

small droplets of water escape from the top of the cup

Particles of water shrink when cold and move through tiny holes in the cup

What do the students have to know NOW before they start their design? *pick 2 answers

The amount of money in the budget

The types of plants that attract butterflies to the region

How to expand the layout of the butterfly garden

What is the weather for the next week.

Which would most likely help increase the number of tortoises on the Islands?

remove fences that block tortoise habitats

build new roads for the cars with lower speed limit

increase the number of people visiting the Galapagos Islands

Protect the animals and plants that were brought here from other countries

Which statement best describes the role of the grass in the food web?

The grass plants are producers that make their own food.

The grass plants break down dead plants and animals

The grass plants are the main food for the snake and lizard.

The grass plants are the main source of energy for the hawk.

What would most likely happen if the mouse population disappeared?

The snake population may decrease because there would not be enough food.

The snake population would increase because there would be less hawks

The hawks would have more snakes to eat.

The lizards would have less animals to compete with for food.

What is the limitation of this food web?

There are no decomposers in the food feb.

There should be more than one type of producer

There are not enough abiotic factors.

What should student A do to create the best model for a louder wave? Pick 2 answers

She should lift her arm above the shoulder

She should lift her arm at the shoulder

Which difference between the McCoy and Kim Farms would most likely be responsible for the difference in milk production?

how long the family has owned the farm

Why are John's and Pablo's hands tired after practicing?

The rope exerted a force on John's and Pablo's hands while they were pulling.

John and Pablo pulled the rope in the wrong direction.

John and Pablio were not strong enough to pull the rope.

The rope exerted more force on John's and Pablo's hands than the overall force that they exerted on the rope.

CAST Practice Test

Quiz

•

Science

•

5th Grade

•

Practice Problem

•

Hard

•

NGSS

MS-LS2-1, MS-LS2-4, MS-ESS2-4

+29

Standards-aligned

Hyunjoo Sylvia Lee

Used 42+ times

FREE Resource

56 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which setup shows that a new substance formed when two substances were mixed?

Setup 1

Setup 2

Tags

NGSS.MS-PS1-2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

SElect a sentence from the list that is the best evidence a new substance formed.

The amount of time the white substance takes to cloud everything in the beaker in setup 1

The white substance appearing whe mising two blue substances in setup 1

The difference in mass between the yellow substance and the blue substance in setup 2

The rapid sinking of the yellow substance to the bottom of the beaker in setup 2

Tags

NGSS.MS-PS1-2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Suggestion 1: Build homes with basements

Helpful

Not Helpful

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Suggestion 2: Build homes near shoreline on the other side of the river

Helpful

Not Helpful

Tags

NGSS.MS-ETS1-4

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Suggestion 3: Build homes at least 1 meter above the ground using stilts

Helpful

Not Helpful

Tags

NGSS.MS-ESS3-2

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Whats the next step?

The team shows the design drawings to a classmate who will judge which design to use.

The team discusses what the design problem is and makes a new list of features for the new holder

The team reviews a new list of solutions and selects one solution to help solve a new design problem.

The team discusses each member's design and makes changes to one design that the team agrees to use.

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

7.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Which 2 animals are adapted to deserts?

kangaroo rats

beavers

tortoises

frogs

Tags

NGSS.MS-LS2-1

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