3.2, 3.3 and chapter 4 and 5 exam

Which process allows some bacteria to capture energy from inorganic molecules such as hydrogen sulfide?

• Photosynthesis

• Chemosynthesis

• Fermentation

• Respiration

How do consumers obtain energy and nutrients?

• By capturing energy directly from sunlight

• By consuming other organisms

• By producing their own food

• By absorbing nutrients from the soil

Tags

NGSS.MS-LS2-3

What is the role of detritivores in the ecosystem?

• They produce their own food

• They consume living plants

• They break down dead organic matter into smaller pieces

• They hunt other animals

Tags

NGSS.MS-LS2-3

What percentage of energy is transferred from one trophic level to the next in a pyramid of energy?

• 5%

• 10%

• 20%

• 50%

Tags

NGSS.HS-LS2-3

NGSS.HS-LS2-4

What are phytoplankton?

• Small animal plankton

• Photosynthetic algae found near the surface of the ocean

• Large fish in the ocean

• Decomposers in the ocean

Tags

NGSS.HS-LS2-5

What is the term used to describe the total mass of living tissue within a trophic level?

• Biomass

• Energy

• Trophic mass

• Organic matter

How does water enter the atmosphere?

• Through runoff

• Through condensation

• Through evaporation and transpiration

• Through precipitation

Tags

NGSS.MS-ESS2-4

Which of the following is NOT a major carbon reservoir on Earth?

• The atmosphere

• The oceans

• The biosphere

• The moon

Tags

NGSS.HS-LS2-5

NGSS.HS-ESS2-6

What is the role of decomposers in the carbon cycle?

• They produce carbon dioxide.

• They break down carbohydrates, releasing carbon.

• They store carbon in the form of fossil fuels.

• They convert carbon dioxide into oxygen.

Tags

NGSS.MS-LS2-3

What happens to carbon dioxide in the atmosphere during late fall?

• Photosynthesis slows and respiration and decomposition return carbon dioxide to the atmosphere.

• Photosynthesis increases and carbon dioxide levels drop.

• Carbon dioxide is completely removed from the atmosphere.

• Carbon dioxide levels remain constant.

Tags

NGSS.HS-LS2-5