Unit 2 Review 2023

The branch of biology dealing with interactions among organisms and between organisms and their environment is called

• economy

• modeling

• recycling

• ecology

Tags

NGSS.MS-LS2-2

All of the members of a particular species that live in one area are called a(an)

• biome

• community

• population

• ecosystem

Which of the following descriptions about the organization of an ecosystem is correct?

• Communities make up species, which make up populations.

• Species make up Populations , which make up communities.

• Species make up communities, which make up populations.

• Individuals in an area make up populations, which make up communities.

Plants are

• producers

• consumers

• herbivores

• omnivores

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

What is the original source of almost all the energy in most ecosystems?

• carbohydrates

• water

• sunlight

• carbon

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

The algae at the beginning of the food chain in Figure 3-1 are

• consumers

• producers

• decomposers

• heterotrophs

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Which of the following organisms does NOT require sunlight to live?

• chemosynthetic bacteria

• trees

• algae

• photosynthetic bacteria

An organism that cannot make its own food is called a(an)

• heterotroph

• autotroph

• chemotroph

• producer

Organisms that obtain nutrients by breaking down dead and decaying plants and animals are called

• decomposers

• autotrophs

• omnivores

• producers

Tags

NGSS.MS-LS2-3

What is an organism that feeds only on plants called?

• carnivore

• omnivore

• herbivore

• detritivore