PS Warm-up 4/26

Temperature, light, air, water, and soil are all  _____  parts of the environment

• alive
• biotic 
• abiotic
• living

Is a deer an abiotic or biotic factor? 

• abiotic
• biotic

Is sunlight an abiotic or biotic factor? 

• abiotic
• biotic

When predator numbers decrease, prey numbers ____________ because fewer of them are being consumed.

• decrease
• increase
• stay the same
• divide in half

 Copper interferes with photosynthesis algae and other aquatic plants.
What would be the most likely result of an accidental spill of these compounds in an aquatic environment?

• The fish would grow larger than usual.
• The zooplankton population would increase
• The plants would increase in size but decrease in number
• The plant populations would be reduced.