IB Biology Communities and Ecosystems

The actual place an organism lives is its

• house

• habitat

• ecosystem

• environment

True or False: There are physical and biological environmental factors that affect which organisms can live in a habitat

• True

• False

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-4

Habitats where really small organisms live is called a

• microenvironment

• microhabitat

• microbiome

• a and b

A microhabitat has its own set of environmental conditions called its

• climate

• macroclimate

• microclimate

• small biome

Microbes in the soil have an important job. What is it

• Decomposers

• giving nutrients to plants

• Absorption

• A and b

Tags

NGSS.MS-LS2-3

The variety of environmental conditions which an organism survives and reproduces is called

• adaptation

• microbiome

• tolerance

• optimum range

These conditions enable organisms to find enough energy and nutrients to maintain homeostasis, to grow and reproduce

• adaptation

• microclimate

• Tolerance

• Optimum Range

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-3

If conditions fall above or below the optimum range an organisms will experience

• Death

• stress

• adaptation

• tolerance

Tags

NGSS.HS-LS1-3

Where an organism lives and what it does for a living, including how they interact with biotic and abiotic factors is a species

• habitat

• ecosystem

• niche

• community

Any necessity essential for live is called

• food

• water

• a resource

• shelter

Tags

NGSS.MS-LS2-1