Midterm Review

Plants are _______ because they make their own food.

What do greenhouse gasses do to earth's environment?

• They cool it down

• nothing

• They heat it up

Which image shows deforestation?

• 
• 
• 
• 

Is this biodegradable?

• Yes

• No

Is this biodegradable?

• Yes

• No

Where will this sediment settle?

• Near the weathering place

• Far from the weathering place

Where will these stones be found?

• Near the weathering place

• Far from the weathering place

These limestone formations are a result of...

• earthquake

• physical weathering

• flooding

• chemical weathering

What can weathering be caused by?

• Rain

• Temperature

• Acid

• Rain, temperature, and acid

In a food web, how much energy is passed from one trophic level to the next?

• 5%

• 100%

• 50%

• 10%