Quiz about U9 Game Review

Question 1

What does #2 represent in this diagram (hint: plants lose water)?

Accepted Answer

Transpiration

Answer

Condensation

Answer

Evaporation

Answer

Precipitation

Question 2

What does #4 represent in this diagram (hint: water falling)?

Accepted Answer

Precipitation

Answer

Transpiration

Answer

Evaporation

Answer

Condensation

Question 3

What does #3 represent in this diagram (hint: forming clouds)?

Accepted Answer

Condensation

Answer

Transpiration

Answer

Evaporation

Answer

Precipitation

Question 4

What does #1 represent in this diagram?

Accepted Answer

Evaporation

Answer

Precipitation

Answer

Condensation

Answer

Transpiration

Question 5

In which cycle is it converted into usable forms by lightning and bacteria?

Accepted Answer

Nitrogen

Answer

Carbon

Answer

Water

Answer

Oxygen

Question 6

In which cycle do plants take carbon dioxide from the atmosphere for photosynthesis to make glucose sugar?

Accepted Answer

Carbon

Answer

Nitrogen

Answer

Water

Answer

Oxygen

Question 7

In which cycle does the burning of fossil fuels (combustion) occur?

Accepted Answer

Carbon

Answer

Nitrogen

Answer

Water

Answer

Oxygen

Question 8

In which cycle is nitrogen taken in by plant roots to make proteins?

Accepted Answer

Nitrogen

Answer

Water

Answer

Carbon

Answer

Oxygen

Question 9

A student collects and records information about a local pond for one month in a data table. What is a biotic (living) factor the student might observe?

Accepted Answer

The local organisms

Answer

The amount of rainfall

Answer

The temperature

Answer

The type of soil

Question 10

Sequence steps of carbon cycle: 1) Consumers absorb carbon by eating producers. 2) Producers absorb CO2 and make glucose. 3) Carbon is released back into the atmosphere 4) Consumers die & are decomposed

Accepted Answer

2, 1, 4, 3

Answer

1, 2, 3, 4

Answer

4, 3, 2, 1

Answer

3, 1, 2, 4

Question 11

Why might soil in an area be low in nutrients?

Accepted Answer

The nutrients are being absorbed by the plants, so there is less left in the soil

Answer

The soil is too dry to hold nutrients

Answer

There are too many decomposers

Answer

The sun removes nutrients from the soil

Question 12

Which statement correctly describes the role of animals and plants in the carbon cycle?

Accepted Answer

Animals release carbon dioxide, and plants take it in.

Answer

Animals take in carbon dioxide, and plants release it.

Answer

Both animals and plants release carbon dioxide.

Answer

Both animals and plants take in carbon dioxide.

Question 13

What would happen if we began to cut down many trees?

Accepted Answer

It would disrupt food chains and nutrient cycling

Answer

It would improve air quality

Question 14

Human activities such as deforestation and pollution pose significant threats to the health of an environment. What does this tell you?

Accepted Answer

Human activities have negative effects on ecosystems

Answer

Human activities improve biodiversity

Answer

Human activities only impact non-living factors

Answer

Human activities have no effect

Question 15

Which trophic level always has the MOST amount of ENERGY?

Accepted Answer

Producers

Answer

Primary consumers

Answer

Secondary consumers

Answer

Tertiary consumers

Question 16

In the food chain shown, the hawk is an example of a:

Accepted Answer

Second-order consumer

Answer

Primary producer

Answer

First-order consumer

Answer

Decomposer

Question 17

Which organisms convert the sun's energy and raw materials (carbon dioxide + water) into food (glucose sugar) through photosynthesis.

Accepted Answer

Plants

Answer

Fungi

Answer

Herbivores

Answer

Decomposers

Question 18

Which of the following best describes the snake?

Accepted Answer

3rd order consumer

Answer

1st order consumer

Answer

Producer

Answer

Decomposer

Question 19

What happens to the available energy as it moves UP trophic levels?

Accepted Answer

It decreases by 10%

Answer

It increases by 10%

Answer

It remains the same

Answer

It doubles

Question 20

How much energy (kcal) does the mouse have in this energy pyramid?

Accepted Answer

100 kcal

Answer

1 kcal

Answer

10 kcal

Answer

1,000 kcal

Question 21

Which of the following statements about the energy pyramid is true?

Accepted Answer

About 10% of available energy is transferred from one trophic level to the next.

Answer

The number of trophic levels is determined by the number of predators.

Answer

Third-level consumers have the most available energy.

Answer

Energy is equally distributed among all trophic levels.

Question 22

Which of the following statements are true?

Accepted Answer

Among consumers, first-level consumers have the most available energy.

Answer

Higher trophic levels have the most available energy.

Answer

Energy is equally distributed among all trophic levels.

Answer

Energy decreases as you move up the pyramid.

Question 23

Which organism on the energy pyramid would have the smallest population?

Accepted Answer

Hawk

Answer

Mouse

Answer

Grass

Answer

Rabbit

Question 24

Which organism on the energy pyramid would have the largest population?

Accepted Answer

Grass

Answer

Snake

Answer

Hawk

Answer

Deer

Question 25

Since plants are primary producers for ecosystems, what will happen to biodiversity if plants decrease?

Accepted Answer

Biodiversity will decrease.

Answer

Biodiversity will increase.

Answer

Biodiversity will stay the same.

Question 26

Creating gardens with native plants that attract bees, butterflies, and other pollinators helps support local ecosystems. Is this a positive or negative human impact?

Accepted Answer

Positive impact

Answer

Negative impact

Answer

No impact

Answer

Neutral impact

Question 27

A fisherman caught 5 fishes. He kept one, but released the rest. This is an example of a:

Accepted Answer

Positive impact

Answer

Negative impact

Answer

No impact

Question 28

When people DO NOT cut down a large number of trees, is this a positive or negative human impact?

Accepted Answer

Positive impact

Answer

Negative impact

Answer

No impact

Question 29

Harmful substances, such as chemical waste or excessive nitrogen from fertilizers, can enter the environment. Is this a positive or negative human impact?

Accepted Answer

Negative impact

Answer

Positive impact

Answer

No impact

Question 30

What would happen if mushrooms, as decomposers, were removed from an ecosystem?

Accepted Answer

Nutrients would not be cycled through the ecosystem.

Answer

Primary consumers would have less food.

Answer

Oxygen production would decrease.

Answer

The energy flow in the food web would remain unchanged.

Question 31

What would happen if there was an overpopulation of sardines in this food web?

Accepted Answer

Plankton population would decrease

Answer

Plankton population would increase

Answer

Sharks would go extinct

Answer

No change would occur

Question 32

What would happen to the grass population in the food web if all of the mice were killed?

Accepted Answer

The grass population would increase.

Answer

The grass population would decrease.

Answer

The grass population would stay the same.

Answer

The grass population would become extinct.

Question 33

What would happen to the owl and snake populations if all of the mice were killed?

Accepted Answer

The owl and snake populations would decrease.

Answer

The owl and snake populations would increase.

Answer

The owl and snake populations would stay the same.

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