Unit 3: Test

Barnacles create home sites by attaching themselves to whales. This relationship neither harms nor benefits the whales

• Parasitism
• Commensalism
• Mutualism

Yucca flowers are pollinated by yucca moths. The moths lay their eggs in the flowers where the larvae hatch and eat some of the developing seed. Both species benefit.

• Parasitism
• Commensalism
• Mutualism

Mistletoe extracts water and nutrients from a spruce tree. The spruce tree is harmed.

• Parasitism
• Commensalism
• Mutualism

The stork uses it saw-like bill to cut up the dead animals it eats. As a result, the dead animal carcass is accessible to some bees for food and egg laying. The relationship neither harms nor benefits the stork.

• Parasitism
• Commensalism
• Mutualism

Which of the following shows the symbiotic relationship between the Fox and the Rabbit?

• Parasitism
• Predation
• Competition
• Mutualism

In a parasitic relationship, one organism is ___________ and one organism is benefiting.

• benefit
• harmed
• unaffected

In a mutual relationship, both organisms are ________________.

• benefit
• harmed
• unaffected

Commensalism is where one organism is benefiting and the other organism is _____________________.

• benefit
• harmed
• unaffected

All energy in an ecosystem comes from the sun. This energy is passed through the ecosystem as organisms eat other organsims.

• Omnivores
• Herbivores
• Detritivores
• Flow of Energy

Animal that gets its energy and nutrition from eating plants.

• Parasite
• Herbivore
• Carnivore
• Omnivore