7th grade 4th 9 weeks 6 week CP

What is the order of succession shown in this figure?

• A, B, C, D
• B, A, D, C
• C, D, A, B
• D, A, B, C

What is the goal of the pioneer species in Primary Succession?

• To kill the dead materials after a disaster
• To rebuild soil
• To feed Johnny
• To put fresh oxygen into the air

Reaches a climax community quicker because soil is already present

• primary succession 
• secondary succession
• both types of succession

 Which biome is more likely to survive a change in the environment?

• High (rich) biodiversity
• Low (poor) biodiversity

What does biodiversity mean?

• Only one species in an area.
• The different amount of species in an area
• All abiotic life
• Nitrogen fixation

Image "B" shows more biodiversity than image "A". Why?

• Because "B" shows more different species than image "A"

• Because image "B" has less different species than "A"

• "A" has a greater number of same species plants so this statement is wrong.

• Both images show the same biodiversity

Currently sharks are on a rapid decline due to overfishing. If sharks go extinct will this affect the biodiversity of the ocean?

• No, sharks are not important.
• No, sharks will only affect the seal populations.
• Yes, it will disrupt the entire food chain in the ocean.
• Yes, but only a little.

what is this

• tornado 
• landslide
• typhoon 
• hurricane

• Usually the result of human negligence, but can also be caused by lightning
• Created by a weakness in the Earth's crust.  Magma rises up from mantle
• Storm surge causes massive flooding.  Wind damage causes structural damage to homes and businesses
• High winds cause destruction to everything in its path.

A sudden shift in the earth's crust is called a...

• Earthquake 
• Volcano 
• Tsunami
• Flood