Grade 9 Academic Science – Unit 1 – Biology – Sustaining Ecosystems

Habitat Fragmentation and Invasions

Limiting Factors

Canada’s Biomes

More Ecosystem Definitions

Pollution

1 1 1 1 1

2 2 2 2 2

3 3 3 3 3

4 4 4 4 4

5 5 5 5 5

The separation of an organism’s habitat such that the species or population is

kept separate

What is Habitat Fragmentation?

It is an example of a “natural cause” of habitat

fragmentation

What is a Volcanic Eruption?

The term to description too many organisms become

overcrowded in small patches of territory

What is Crowding of the Arc?

3,000

What is the number of invasive

species in Canada?

A non-native species whose intentional or accidental introduction negatively

impacts the natural environment

What is an Invasive Species?

Abiotic conditions within which a species can survive

What is Tolerance Range?

Non-living factors in the ecosystem such as

temperature, pH, sunlight availability and wind direction

What is an Abiotic Factor?

Damming rivers and draining wetlands can change the availability of this abiotic

factor

What is Water?

B4.

What are Organic Substances?

B5

What is photosynthesis?

Canada’s largest terrestrial biome

What is the Boreal Forest?

Large geographical region defined by climate (e.g.,

precipitation, temperature) with a specific set of biotic

and abiotic features

What is a Biome?

C3.

What is a Pyramid of Energy?

C4

What is the Carbon Cycle?

C5

What is Habitat?

D1

What is a Heterotroph or Consumer?

D2

What is an Autotroph or a Producer?

D3.

What is Diversity?

D4

What is a Renewable Resource?

D5

What is Carrying Capacity?

E1

What is an organism that can make its own energy?

E2

What is a Food Web?

E3.

What is a Carnivore?

E4

What is a Decomposer?

E5

What is Biotic Factor?