Energy and Matter in Ecosystems

A system of living and nonliving things in a particular area or environment is called an

• area

• environment

• ecosystem

• earth

What type of organisms in an ecosystem make the energy storage molecules necessary for the ecosystem’s survival?

• producers

• primary consumers

• secondary consumers

• decomposers

Answer explanation

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of the following do plants need in order to perform photosynthesis? Check ALL possible answers.

• Energy from sunlight

• Oxygen molecules

• Carbon dioxide molecules

• Water moles

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What are the products of photosynthesis? Check ALL of the possible products.

• Water molecules

• Oxygen molecules

• Glucose (energy storage molecules)

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What type of organisms in an ecosystem perform photosynthesis?

• Primary consumers

• Secondary consumers

• Producers

• Decomposers

Tags

NGSS.MS-LS1-6

In plants, the process of photosynthesis takes part in what tiny cell part?

• nucleus

• ribosomes

• cytoplasm

• chloroplasts

Answer explanation

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-6

Matter that makes up the nonliving parts of an ecosystem, such as air, water, and rocks, is known as _________ matter.

• abiotic

• biotic

Tags

NGSS.MS-LS2-3

Check ALL of the options that are examples of abiotic matter.

• water

• air

• plants

• rocks

Answer explanation

Tags

NGSS.MS-ESS2-4

Which of the following is NOT an example of biotic matter?

• animals

• plants

• bacteria

• sunlight

Which of the following are considered biotic matter? Check ALL that apply.

• Living organisms

• Dead organisms

• Nonliving parts of an ecosystem (ex: air, water, rocks)