Biology Unit 6 Review (old)

Sunlight, water, and air describe which type of factor?

• Biotic

• Abiotic

Disease, predation, any plants/animals present describe which type of factor?

• Biotic

• Abiotic

Which of the following represents a producer on the food web?

• Grass

• Grasshopper

• Mouse

• Hawk

Which of the following represents an herbivore on the food web?

• Grass

• Grasshopper

• Mouse

• Hawk

If all of the mice died from a disease, what would be the first problem the food web would see?

• Grasshopper population decrease

• Mountain lion population increase

• Snake population decrease

• Tree population increase

Which part of an energy pyramid has the MOST energy?

• Bottom (producers)

• Middle (primary/secondary consumers)

• Top (tertiary consumers)

Which part of an energy pyramid has the LEAST energy?

• Bottom (producers)

• Middle (primary/secondary consumers)

• Top (tertiary consumers)

If there are 2,350,000 calories available at the producer level, how many calories do you expect to find at the primary, secondary, and tertiary levels?

• 23.500,000-->235,000,000--> 2,350,000,000

• 23,500-->2,350-->235

• 2,350-->235-->23.5

• 235,000-->23,500-->2,350

This process allows producers to get energy from the sun.

• Photosynthesis

• Chemosynthesis

• Protein Synthesis

• Biomass

Which of the following describes organisms that get their energy from non-living sources?

• Autotroph

• Heterotroph