Marine Life & the Marine Environment

What is biological productivity in the marine environment?

• The total number of marine species

• The rate at which marine organisms produce organic matter

• The depth of the ocean floor

• The temperature of the ocean water

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Which of the following is a primary producer in the marine food chain?

• Fish

• Seaweed

• Shark

• Jellyfish

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

What is the process by which primary producers convert sunlight into chemical energy?

• Photosynthesis

• Respiration

• Decomposition

• Predation

Tags

NGSS.MS-LS1-6

Which of the following is an example of a primary consumer in the marine food chain?

• Phytoplankton

• Zooplankton

• Tuna

• Dolphin

What is the term for the transfer of energy from one trophic level to another in the marine food chain?

• Biomagnification

• Energy pyramid

• Trophic cascade

• Energy transfer

Tags

NGSS.MS-LS2-3

Which trophic level in the marine food chain typically has the highest biomass?

• Tertiary consumers

• Secondary consumers

• Primary consumers

• Primary producers

Tags

NGSS.MS-LS2-3

What happens to the energy as it moves up the trophic levels in the marine food chain?

• It fluctuates

• It remains constant

• It decreases

• It increases

Tags

NGSS.MS-LS2-3

What is the term for the process by which decomposers break down dead organisms and waste materials in the marine environment?

• Decomposition

• Photosynthesis

• Respiration

• Predation

Tags

NGSS.MS-LS2-3

Which of the following is a human activity that can negatively impact biological productivity in the marine environment?

• Fishing

• Recycling

• Planting trees

• Using renewable energy sources

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-5

How does the loss of biodiversity in the marine environment affect energy transfer?

• It has no effect on energy transfer

• It increases energy transfer

• It decreases energy transfer

• It disrupts the entire food chain

Tags

NGSS.MS-LS2-3