Basics of Ecology Quiz L1 & 2

What is a niche in an ecosystem?

• The process of recycling materials within an ecosystem
• The role or function of an organism or species in an ecosystem
• The physical environment where an organism lives
• The process of sunlight being converted to chemical energy in plants

Tags

NGSS.MS-LS2-2

Which of the following is a biotic factor in an ecosystem?

• Soil
• Water
• Temperature
• Plants

Tags

NGSS.MS-LS1-4

What is the primary source of energy in a food chain?

• Sun
• Water
• Soil
• Air

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

In a food chain, what trophic level are herbivores typically found?

• Primary consumers
• Producers
• Secondary consumers
• Decomposers

What is the process by which plants use sunlight to make food?

• Photosynthesis
• Respiration
• Decomposition
• Ingestion

Tags

NGSS.MS-LS1-6

Which of the following best describes a food web?

• A single linear pathway of energy flow
• A complex network of interconnected food chains
• A process by which waste materials are broken down
• A hierarchy of different trophic levels

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-2

What is the main role of decomposers in an ecosystem?

• To produce oxygen through photosynthesis
• To break down dead organisms and recycle nutrients
• To capture sunlight for energy
• To prey on other organisms for food

Tags

NGSS.MS-LS2-3

Which term describes all the living and nonliving things in an area and their interactions?

• Biosphere
• Ecosystem
• Community
• Population

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What is an example of a predator-prey relationship in an ecosystem?

• Bees pollinating flowers
• Lions hunting zebras
• Trees absorbing water from the soil
• Fish consuming algae

Tags

NGSS.MS-LS2-2

How does energy flow through an ecosystem?

• Energy is recycled in an ecosystem
• Energy moves from consumers to producers
• Energy is lost as it moves through trophic levels
• Energy is constantly replenished by decomposers

Tags

NGSS.MS-LS2-3