Grade 9 Science Exam Review

Front 1

Define the term ecosysten

Back 1

a system formed by the interaction of a community of organisms with their environment

Front 2

Define the term Abiotic Factor

Back 2

Non-living. Is a feature to an enviroment. Such as Temperture

Front 3

List 4 examples of an Abiotic Factor:

Back 3

Temperture, Weather, Amount of Sunlight, Percipitation

Front 4

Name the four spheres on earth

Back 4

Geosphere, Hydrosphere, Atmosphere, Biosphere

Front 5

What percent of the stmosphere is composed of nitrogen?

Back 5

78%

Front 6

What does RENEW stand for?

Back 6

Recovery of Nationally Enderdangered Wildlife

Front 7

Extirpated:

Back 7

A species no longer exists in a specific area

Front 8

Endangered:

Back 8

A species facing imminent extirpation or extinction

Front 9

Threatened:

Back 9

A species that is likely to become endangered if factors reducing its survival are not changed

Front 10

Special Concern:

Back 10

A species that may become threatened or endangered because of a combination of factors

Front 11

Herbivore:

Back 11

Animal that eats plants or other producers

Front 12

Carnivore:

Back 12

Animal that eats other animals

Front 13

Omnivore:

Back 13

Animal that eats both plants and animals

Front 14

Scavenger

Back 14

Animal that feeds on the remains of other animals

Front 15

Ecological Niche

Back 15

The role of a species within an ecosystem

Front 16

Another word for a Producer is:

Back 16

Autotroph

Front 17

Another word for Consumer is:

Back 17

Heterotroph

Front 18

The Formula for Photosynthesis

Back 18

Carbon Dioxide + water --- Light energy --- = sugar + oxygen

Front 19

Producer

Back 19

makes their own food through Photosynthesis

Front 20

Consumer

Back 20

Takes food from Producers

Front 21

Biodiversity

Back 21

The variety of life in a particular ecosystem