Symbiotic Relationships

Which of the following is NOT a type of symbiotic relationship?

Which of the following best describes mutualism?

Which of the following are examples of mutualism?

Which of the following best describes commensalism?

Which of the following are examples of commensalism?

Which of the following best describes parasitism?

Which of the following are examples of parasitism?

What are the three main types of symbiotic relationships described in science?

Ticks feed on deer blood with harms the deer.

Yucca flowers are pollinated by yucca moths. The moths lay their eggs in the flowers. Both species benefit.

Hermit crabs live in shells made and then abandoned by snails.

Honey guide birds alert and direct badgers to bee hives. The badgers feed on the honey and then allow the birds to eat.

Mistletoe extracts water and nutrient from the spruce tree it is attached to.

A lion stalks a herd of antelope wading in a pond. A flock of water birds on the shore become startled by the sound of the lion’s approach and fly away with a great deal of noise. The birds’ sudden departure gives warning to the antelope, and they are also able to escape safely. What type of relationship exists between the birds and the antelope?

A lichen is a combination of two organisms, an alga and a fungus. The fungus gets its food from the alga while the alga gets water from the fungus. This is an example of which relationship?

The close relationship between two different species in an ecosystem