7th Grade NGSS Final Review

Question 1

Why are Earth's landmasses are in different places than they were in the past.

Accepted Answer

tectonic plates

Question 2

What does the conservation of mass state?

Accepted Answer

a principle stating that mass cannot be created or destroyed

Question 3

What are the products of photosynthesis?

Accepted Answer

sugar, oxygen

Question 4

What type of ecosystem relationship occurs when species need each other for survival?

Accepted Answer

mutually beneficial

Question 5

On the left of a chemical equation the parts are called?

Accepted Answer

reactants

Question 6

What is the name of the process plants use to make their own food?

Accepted Answer

photosynthesis

Question 7

What relationship occurs when one species feeds off another a does nothing for the host?

Accepted Answer

parasitic

Question 8

Which of the following is something tectonic plates CANNOT do?

Accepted Answer

Grow

Question 9

What is the most likely reason that fossils of animals that can't swim can be found on both continents?

Accepted Answer

shows continents must have once been together

Question 10

On the right side of a chemical equation you will find what?

Accepted Answer

products

Question 11

When we have two reactants and one product we know what?

Accepted Answer

When added the mass will be the same before and after adding

Question 12

Where would you find the oldest rock?

Accepted Answer

at the bottom

Question 13

What happens at the mid-ocean ridge?

Accepted Answer

magma pushes through the crust and pushes continents apart

Question 14

What is the overall effect of breaking down and weathering the land called?

Accepted Answer

erosion

Question 15

Before a chemical reaction the mass of reactants is 25g. What is the mass of the products?

Accepted Answer

The mass will be 25g, the same as the reactants

Question 16

At deep-ocean trenches, subduction allows part of the ocean floor to sink back into the mantle

Accepted Answer

This is what happens to old ocean floor

Question 17

What type of ecosystem relationship occurs when animals hunt for other animals for food?

Accepted Answer

predatory

Question 18

What type of plate boundary causes continents to move together and create mountains?

Accepted Answer

convergent

Question 19

How old is the oldest ocean floor?

Accepted Answer

200 million years

Question 20

What type of ecosystem relationship occurs when species fight for the same resources?

Accepted Answer

competitive

Question 21

When oceanic crust collides with continental crust what type of landform is being created?

Accepted Answer

volcano

Question 22

What are the reactants of photosynthesis?

Accepted Answer

carbon dioxide, water, sun

Question 23

Where would you find the youngest rock?

Accepted Answer

at the top

Question 24

Which type of plate boundary causes the plates to rub against each other and cause earthquakes?

Accepted Answer

transform

Question 25

When magma wells up in the middle of the ocean creating new seafloor on both sides of the ridge.

Accepted Answer

seafloor spreading

Question 26

What pieces of evidence support the theory of continental drift?

Accepted Answer

all of the above

Question 27

What is deposition in the rock cycle?

Accepted Answer

when material being moved by a river gets left to build up

Question 28

The birds are on the rhinos eat ticks to protect the rhino. What type of relationship is this?

Accepted Answer

mutually beneficial

Question 29

What is the most likely cause of the Grand Canyon pictured?

Accepted Answer

Erosion

Question 30

What kind of boundary is shown here?

Accepted Answer

Convergent, ocean, continent

Question 31

What type of plate boundary occurs when plates move away from each other?

Accepted Answer

divergent

7th Grade NGSS Final Review

Questions 31

7th Grade NGSS Final Review

Questions 31