Ecology Section 1 Review

Which of the folowing is NOT a biotic factor?

• trees

• insects

• mushrooms

• rocks

What is the primary abiotic factor that causes vegetation to change as you hike up a mountain?

• animal activity

• soil type

• temperature

• wind speed

Tags

NGSS.MS-ESS2-6

What is the primary source of energy for almost all life on Earth?

• water

• fossil fuels

• sun

• oxygen

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Organisms that break down dead matter into simpler compounds are called:

• omnivores

• herbivores

• carnivores

• decomposers

Tags

NGSS.MS-LS2-3

Where is the most energy found in an energy pyramid?

• at the top

• at the base

• in the middle

• spread throughout

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Population density refers to:

• total land area in an ecosystem

• the number of individuals per unit area

• the biodiversity in an area

• the energy available in an area

What is the maximum population an environment can support called?

• population density

• limiting factor

• carrying capacity

• exponential growth

What is an organism?

• a group of the same species

• a single living being

• a specific location where life exists

• interactions between biotic and abiotic factors

Tags

NGSS.MS-LS1-5

What is a population?

• a single living being

• all the living things in a biome

• a group of the same species

• all non-living parts of an ecosystem

Tags

NGSS.MS-LS4-4

As energy moves up the ____________________, only about 10% is passed to the next level.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3