Ecology

what is ecology?

• study of biotic and abiotic factors

• interaction between biotic and abiotic factors

• relationship between organisms and environment

• above all

In the energy pyramid here, which organisms have the most energy available?

• Producers
• Carnivores
• Herbivores
• Top Predator

Which species will have the largest population?

• Hawks

• Snakes

• Rabbits

• Grass

The largest group of organisms found in a food web would be:

• Primary Consumers
• Producers
• Decomposers
• Tertiary Consumers

Which organism recieves the least amount of energy from the producer?

• Owl
• Grasshopper
• Lilypad
• Mouse

The primary cause of ozone depletion is

• CFCs

• CO₂

• O₃

• PAN

The picture depicts which symbiotic relationship?

• mutualism

• parasitism

• predation

• commensalism