Human Impacts Review

What is biodiversity?

• The population of a certain species of organisms.

• The # of different amount of traits amongst a certain species.

• The number of different species within an ecosystem.

• The different type of habitats organisms live in.

What do fossil fuels release when they are burned?

• CO2

• acidity

• calcium carbonate

• methane

What effect does CO2 have on temperature

• No effect

• CO2 increases temperature

• CO2 decreases temperature

• It's the other way around. Temperature affects CO2

Which of the following increase the acidity of water?

• calcium carbonate

• temperature

• fossil fuels

• CO2

What are pteropd shells made of?

• Calcium Carbonate

• Fossil Fuels

• CO2

• Glucose

What causes calcium carbonate to dissolve?

• High temperatures

• fossil fuels

• more acidity substances

• light

Which of the following are reasons why sea levels rise

(A) melting ice bergs

(B) Melting ice on land

(C) higher temperature increase water volume

• A

• AB

• BC

• ABC

What greenhouse gas do cows release the most of?

• methane

• CO2

• fossil fuels

• nitrogen

Which of the following is NOT a greenhouse gas

• water vapor

• CO2

• methane

• fossil fuels

What does it mean to be a greenhouse gas?

• Greenhouse gases send CO2 down to earths amtosphere

• Greenhouse gases absorb and reflect outgoing infrared light back to earth

• Greenhouse gases reflect light coming from the sun back into space

• Greenhouse gases are naturally warmer than other gases causing increasing temperature