FBMS Ecology Review

Which of the following organisms gets its energy from the sun?

• berries

• snake

• fox

• ladybird

An organism that gets energy from breaking down dead organisms, non-living material or waste is a(an) ___________.

• producer
• consumer
• decomposer
• autotroph

In this energy pyramid, only 10% of the energy in each level is available the level above it. What happens to the other 90% of the energy?

• the energy is destroyed

• the decomposer uses the energy

• the energy is used for the organisms activities: moving, growing, repair

• the energy is converted to water and carbon dioxide

What type of consumer is the squirrel?

• herbivore

• carnivore

• primary consumer

• secondary consumer

Barnacles create home sites by attaching themselves to whales. As the barnacle is a filter feeder, it also gets access to more water (and more food) due to the relationship. Whale is unaffected.

• symbiosis

• parasitism

• mutualism

• commensalism

Ostriches and gazelles feed next to each other. They both watch for predators. Because the visual abilities of the two species are different, they can each identify threats that the other animal may not see as readily.

• symbiosis

• parasitism

• mutualism

• commensalism

Mistletoe extracts water and nutrients from the spruce tree to the detriment (ill effect) to the spruce

• symbiosis

• parasitism

• mutualism

• commensalism

Whooping cranes nest on marshland in Alberta, Canada. Which of the following might be limiting factors for the whooping cranes?

• nesting habitat

• food

• air

• mating partner

Which of the following would be the most likely effect, if there were a sudden increase in the cricket population?

• There would be a decrease in the small bird population.

• There would be a decrease in the grass/flowers population.

• There would be a decrease in the mice population.

• There would be an increase in the grass/flowers population.

In this food chain, what will happen if the frogs become extinct?

• The snakes will increase.
• The grasshoppers will decrease.
• The eagles will remain the same.
• The grasshoppers will increase.