Abiotic and Biotic Factors

In a forest ecosystem, One biotic factor is:

• A. Trees

• B. Rocks

• C. Water

• D. Sunlight

In a forest ecosystem, One abiotic factor is:

• Water

• Plants

• Animals

• Bacteria

Tags

NGSS.MS-LS2-3

How does temperature affect the rate of photosynthesis in plants?

• Higher temperatures always increase the rate

• Lower temperatures always increase the rate

• Extremely high or low temperatures can decrease the rate

• Temperature has no effect

Tags

NGSS.MS-LS1-6

What is one effect of increased sunlight on a forest ecosystem?

• Decreased plant growth

• Increased plant growth

• No change in plant growth

• Plants stop growing

Tags

NGSS.MS-LS1-5

NGSS.MS-LS1-6

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What are the abiotic factors in this image?

• water, sunlight, dirt, air

• birds, trees, and sunlight

• water, trees, and birds

Tags

NGSS.MS-LS2-1

Precipitation (rain, snow, sleet, hail)

• Biotic factor

• Abiotic factor

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What is the primary source of energy for most ecosystems?

• Water

• Soil

• Sunlight

• Wind

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

An ecosystem is made up of all the abiotic and _____________________factors in an area.

• nonliving

• biotic

• nonbiotic

Non living elements in an ecosystem are called ___________________ _________________.

• biotic factors

• abiotic factors

• nonbiotic factors

Tags

NGSS.MS-LS2-3

Living or once-living organisms in an ecosystem are called ________________________ _________________________.

• biotic factors

• abiotic factors

• nonbiotic factors