What percentage of the Earth's surface is water?
A. 10%
B. 21%
C. 50%
D. 71%
D. 71%
Which tool is best to sample soil?
A. Chopsticks
B. Knife
C. Fork
D. Spoon
D. Spoon
Where do plants get energy?
The Sun
In your own words, what is climate change?
Example answer: Long-term changes in weather patterns (including temperature, storm frequency and strength).
What are some things that make up an ecosystem?
A. Animals
B. Plants
C. Soil
D. Rocks
E. All of the above.
E. All of the above
What are the most common things that pollute water (make it dirty)?
A. Oil
B. Sewage
C. Spam Musubi
D. A and B
E. All of the above
D. A and B
Which of these do NOT make up soil?
A. Organic Matter
B. Air
C. Minerals
D. Water
E. Plastic
E. Plastic
What is one example of renewable energy?
Solar panels, geothermal, wind turbines, tidal, river dams
Which of these are greenhouse gases? (Gases that cause climate change)
A. Methane
B. Carbon dioxide
C. Water Vapor
D. All of the above
D. All of the above
What are two types of ecosystems?
Coral reef
Rainforest
Desert
Arctic
River
Grassland
Wetland
How can you tell that water is polluted (dirty)? Give one example.
Oily sheen, color, smell, chemical content
What are some things that can contaminate soil?
Oil, fertilizers, pesticides, heavy metals
What are two ways you can reduce your energy consumption?
Unplugging phone chargers, turning off lights when not using them, use bikes instead of driving
What are two negative impacts of climate change?
Melting of glaciers, increasing temperatures, bigger storms, storms occurring more often, loss of animals and plants (extinction), more severe flooding, more severe wildfires
What makes up a coral reef ecosystem? (Provide two living (biotic) examples and two non-living (abiotic) examples)
Living: Coral, fish, shark, plankton, algae, crabs, starfish
Non-living: sand, water
Where does our drinking water come from on Oahu?
Groundwater wells, aquifers
List two living things that are good for soil?
These can be animals or things that help make soil, animals that help get air into the soil by digging tunnels, and things that break down dead animals and plants into the soil.
Worms, bacteria, fungi (mushrooms), insects, groundhogs, moles, gophers, rabbits.
What is one way energy is passed between living things in an ecosystem?
Photosynthesis, predation (animals eating animals), animals eating plants, degradation (breaking down), Carbon Cycle, respiration (breathing)
What are two ways we can reduce the effects of climate change?
A. Biking instead of driving
B. Using renewable energy (solar panels, wind energy, water dams)
C. Cut down trees
D. Leave electronics plugged in when they don't need to be charged or used
A. Biking instead of driving
B. Using renewable energy (solar panels, wind energy, water dams)
What is one thing an ecosystem does?
1. Responsible for the cycling of nutrients between biotic and abiotic components.
2. Maintains a balance between the various trophic levels in the ecosystem.
3. Cycles minerals through the biosphere.
4. Help in the synthesis of organic components that involves the exchange of energy.