Summer Quizizz 7 - Human impact and pollution

The picture display which type of succession?

• primary

• secondary

• tertiary

• all of the above

After a volcanic eruption, volcanic rock is present (but no soil). Which of the following states the most likely order of succession that would be seen?

• Lichens → Shrubs → Grasses → Trees

• Lichens → tree → shrubs→Grasses

• Grasses → Lichens → Shrubs → Trees

• Lichens → Grasses → Shrubs → Trees

Why does primary succession typically occur over a longer period of time (as compared to secondary succession)?

• Because trees do not perform respiration

• Because the climax community is usually a forest.

• Because primary succession already has soil

• Because primary succession does not begin with soil being present

The final stage of ecological succession can typically be observed when evidence of a _____________________ is present.

• Mature Tree Growth

• Climax Community

• Pioneer Community

• housing community

The process in which plants use energy from the sun to convert carbon dioxide and water into oxygen and glucose.

• respiration 
• decomposition
• photosynthesis
• combustion

The process in which organisms use oxygen to release the stored energy in sugar.

• photosynthesis
• respiration
• decomposition
• combustion 

What is the greenhouse effect?

• the burning of fossil fuels causes gases to mix with water in the atmosphere
• ground level ozone and vehicle exhaust react in the presence of sunlight
• certain gases such as carbon dioxide act like a blanket and keep the sun's energy close to earth

Which is a cause of climate change?

• melting of sea ice
• cutting down trees
• severe storms 
• changes in plant life 

Which is a cause of climate change?

• melting of sea ice
• cutting down trees
• severe storms 
• changes in plant life 

Which is an effect of climate change?

• melting of sea ice 
• burning of fossil fuels
• cutting down trees 
• vehicle exhaust