Share Spring Final Review 2
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These materials are man-made
synthetic
These sources can't be replaced or used again
non-renewable sources
Which is better for the environment - renewable or non-renewable sources and why?
Renewable because they are replenished, can be reused and are safe for the environment
What can possibly cause more gold in a particular area? Give one or two examples
movements in the tectonic plate, volcanic activity and erosion
Describe the photosynthesis process
Sun - Chloroplast - Glucose and Oxygen - Energy - Mitochondria - CO2 and water - Back to plants
What are abiotic factors?
Non-living factors
What are biotic factors?
Living or once living
Examples of limiting factors that determine carrying capacity
teacher will decide
Levels of Food Web
Producer - Primary Consumer - Secondary Consumer - Tertiary Consumer
How much is transferred to the next level in the energy pyramid?
10%
What happens to predator populations when prey numbers increase?
Predator populations also increase
What happens to predator populations when prey numbers decrease?
Predator numbers also decrease
If Animal A eats two different food sources and Animal B eats only one, which one is more likely to survive if there is drought?
Animal A
Why are plants essential components of the carbon cycle?
Because they absorb carbon dioxide
What three things do plants use to make food?
sunlight, water, carbon dioxide
What two things do humans and animals need from plants?
oxygen and glucose (sugar)
