Question

Which biological process removes carbon dioxide from the atmosphere?(1 point)
Responses

Cellular respiration
Cellular respiration

Burning fossil fuels
Burning fossil fuels

Deforestation
Deforestation

Photosynthesis
Photosynthesis
Question 2
Which process releases carbon dioxide into the atmosphere?(1 point)
Responses

Decomposition
Decomposition

Cellular respiration
Cellular respiration

Weathering
Weathering

Photosynthesis
Photosynthesis
Question 3
Which of the following is the correct equation for photosynthesis?(1 point)
Responses

C6H12O6 + 6O2 → 6CO2 + 6H2O + Light Energy
C 6 H 12 O 6 + 6O 2 → 6CO 2 + 6H 2 O + Light Energy

6CO2 + 6H2O + Light Energy → C6H12O6 + 6O2
6CO 2 + 6H 2 O + Light Energy → C 6 H 12 O 6 + 6O 2
Question 4
Which of the following is the correct equation for cellular respiration?(1 point)
Responses

C6H12O6 + 6O2 → 6CO2 + 6H2O + Energy
C 6 H 12 O 6 + 6O 2 → 6CO 2 + 6H 2 O + Energy

6CO2 + 6H2O + Light Energy → C6H12O6 + 6O2
6CO 2 + 6H 2 O + Light Energy → C 6 H 12 O 6 + 6O 2
Question 5
What is the biosphere?(1 point)
Responses

The zone of Earth where life exists
The zone of Earth where life exists

The layer of gases surrounding the Earth
The layer of gases surrounding the Earth

The process of converting sunlight into energy
The process of converting sunlight into energy

The study of rocks and minerals
The study of rocks and minerals
Question 6
A reservoir is a place where something collects. The carbon cycle has four main reservoirs. Which of the following are carbon cycle reservoirs? (4 points)
Responses

Atmosphere
Atmosphere

Oceans
Oceans

Models
Models

Sediments (dirt)
Sediments (dirt)

Terrestrial biosphere (ground)
Terrestrial biosphere (ground)
Question 7
An excess of carbon or nitrogen in an ecosystem can cause the ecosystem stability to be hindered.(1 point)
Responses

True
True

False
False
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Answer 1

Here are the correct responses for each question:

**Question 1:** Which biological process removes carbon dioxide from the atmosphere?
**Response:** Photosynthesis

**Question 2:** Which process releases carbon dioxide into the atmosphere?
**Response:** Cellular respiration

**Question 3:** Which of the following is the correct equation for photosynthesis?
**Response:** 6CO2 + 6H2O + Light Energy → C6H12O6 + 6O2

**Question 4:** Which of the following is the correct equation for cellular respiration?
**Response:** C6H12O6 + 6O2 → 6CO2 + 6H2O + Energy

**Question 5:** What is the biosphere?
**Response:** The zone of Earth where life exists

**Question 6:** A reservoir is a place where something collects. The carbon cycle has four main reservoirs. Which of the following are carbon cycle reservoirs?
**Response:**
- Atmosphere
- Oceans
- Sediments (dirt)
- Terrestrial biosphere (ground)

**Question 7:** An excess of carbon or nitrogen in an ecosystem can cause the ecosystem stability to be hindered.
**Response:** True