Ecology Quiz 2

When humans burn fossil fuels, most of the carbon quickly enters the as carbon dioxide.

• Water

• Atmosphere

• Sun

• Geosphere

In the carbon cycle, producers absorb _____ for photosynthesis.

• carbon dioxide

• oxygen

• nitrogen

• carbon monoxide

How do living organisms return carbon to the atmosphere in the carbon cycle?

• respiration and photosynthesis
•  decomposition and respiration

Tags

NGSS.HS-LS2-5

How does a lion get carbon atoms to form its body parts?

• The lion can make carbon atoms.

• Carbon from grass doesn't end up in a lion.

• Lions do not need carbon atoms.

• The lion breathes in carbon dioxide from the air.

_____________ is an essential element of all living creatures.

• Gold

• Carbon

• Carbon dioxide

• Silver

Tags

NGSS.HS-LS1-6

Since the mid- 1800's, _____________ activity has significantly altered the carbon cycle.

• animal

• plant

• fungi

• human

Which organelle performs PHOTOSYNTHESIS?

• Chloroplast
• Mitochondria

Tags

NGSS.HS-LS2-5

NGSS.HS-LS1-5

Which of the following is the correct equation for PHOTOSYNTHESIS?

• CO₂ + Light + H₂O ---> O₂ + Glucose

• CO₂ + Glucose + H₂O ---> Light

• O₂ + Light + H₂O ---> CO₂ + Glucose

What is the correct equation for cellular respiration?

• O₂ + C₆H₁₂O₆ ---> CO₂ + H₂O + ATP

• O₂ + ATP ---> CO₂ + H₂O

• CO₂ + H₂O ---> O₂ + C₆H₁₂O₆ + ATP

The main purpose of cellular respiration is to . . .

• make water

• make ATP

• make glucose

• make oxygen