Interactions & Ecosystems - Grade 7

What does 'biotic' mean?

• A non-living component of an ecosystem

• A living component of an ecosystem

• A type of symbiosis

• A group of organisms

Tags

NGSS.MS-LS2-2

Give the order of the water cycle

• Collection, Evaporation, Condensation, Percipitation

• Condensation, Percipitation, Collection, Evaporation

• Evaportation, Condensation, Percipitation, Collection

• Evaportation, Percipitation, Condensation, Collection

Tags

NGSS.MS-ESS2-4

An example of competition is:

• A lion eating a zebra

• An species going extinct

• An ecosystem growing back, after being destroyed by human activity

• A tree trying to get more nutrients than the other trees, because there isn't enough for all of them

What are the 5 basic needs of a living thing?

• Internet, food, oxygen, water, and light

• Food/nutrients, water, energy, oxygen, suitable living conditions

• Carbon Dioxide, Oxygen, food, water, energy

• Varies

Tags

NGSS.5-LS1-1

NGSS.5-LS2-1

When there are many populations in the same area, it is called...

• A species

• A population

• An ecosystem

• A community

What is a carnivor?

• An animal that eats other animals

• An animal that eats plants

• An animal that eats plants AND animals

• An animal that decomposes other animals or plants

How much energy goes on to the next level of the food chain?

• 50%

• 100%

• 2%

• 10%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What are 2 ways bioinvasion can occur?

• Organisms cross to other parts of the world by boats

• Humans put other organisms into ecosystems to bring another population down

• The new organism just shows up

• Bioinvasion? What's that?!

What is primary succession?

• Succession that happens in an area that previously supported life

• The success of any sports team

• Succession that happens in an area where no life has ever occured

• Lichens.

What is a Canadian's average ecological footprint?

• 3.5 ha

• 1 ha

• 7.7 ha

• 8.8 ha

Tags

NGSS.MS-ESS3-4