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Living Earth Test Review
Cyfair Living earth review sheet
22
Science
7th Grade
03/05/2013

Additional Science Flashcards

 


 

Cards

Term
_______ succession gradual changes in the types of species that live in an area.
Definition
Ecological or secondary
Term
1_______ succession occurs 2_____ and has 3_________ pioneer species than
4______________ succession .
Definition
1 Primary
2 first (slowly)
3 more
4 secondary
Term
_______ succession is where soil is already present.
Definition
Secondary
Term
An undersea volcano erupts, forming a new volcanic island ________________.
Definition
Primary
Term
A farmer moves away and abandons his house, barn, and crop fields.__________
Definition
secondary
Term
Tsunami in the Indian Ocean destroyed entire ecosystems by washing all of the living things away. _________
Definition
secondary
Term
Lightning strikes a tree in a forest and starts a forest fire that destroys the forest ecosystem
________________
Definition
secondary
Term
For an ecosystem to be considered the same biome, they must have the same type of 1______ and same type of 2______
Definition
1 climate
2 organism
Term
List the 6 Biomes and describe each
Definition
1. Desert
2. Grassland
3. Deciduous
4. Taiga
5. Tropical
6. Tundra
Term
What is a consumer? Give examples.
Definition
An organism that obtains energy by feeding on other organisms. Example: Dog
Term
What is a decomposer? Give examples.
Definition
An organism that breaks down dead organisms to receive energy - fungi
Term

Which organism will get the most energy and who

will get the least amount of energy from the

sun in the food web?

 

 

[image]

Definition
Most: tree

Least: owl
Term

Label on the diagram the: products, reactants, chemical energy, radiant energy

 

[image]

Definition

ON the left: Reactant and radiant energy

 

 

On the right: Products and Chemical energy

Term

During the cycling of matter in an ecosystem which organisms would have the greatest effect

on the ecosystem if removed? Explain your answer.

Definition
Decomposers would have the greatest effect because they are responsible for the cycling of matter.
Term
What will happen if turgor pressure is low?
Definition
The plant will wilt because they don't hold water.
Term
Which biome has the most diverse organisms?
Definition
Rainforest
Term
Desert biome
Definition
hot temperature
Term
Grassland biome
Definition
populated by grasses
Term
Deciduous biome
Definition
Forest with Trees
Term
Taiga biome
Definition
Cold Forest
Term
Tropical biome
Definition
Moist environment
Term
Tundra biome
Definition
Cold Environment
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