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Interactions in Ecosystems (6/19/2024)

Last updated over 1 year ago

20 questions

Instructions

Please read each scenario and classify as predation +-, competition --, mutualism ++, commensalism +0, or parasitism +-

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Question 1

1.

Barnacles create home sites by attaching themselves to whales. The whales are unharmed.

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 2

2.

Silverfish live and hunt with army ants. They share the prey.

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 3

3.

Ticks feed on deer blood to the deer's detriment.

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 4

4.

A flock of birds arrive in a yard with only one bird feeder. Some birds get left out.

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 5

5.

Ostriches and gazelles feed next to each other. They both watch for predators and alert each other to damage. Since the visual abilities of the two species are different, they each can identify threats the other animal would not readily see.

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 6

6.

A cuckoo and a warbler try for the same nesting space to lay their eggs.

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 7

7.

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 seeds. Both species benefit.

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 8

8.

Lions and cheetahs hunt the same pack of ostriches.

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 9

9.

A bear eats a fish it caught in a river.

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 10

10.

As rhinos walk through the grass; insects become active and are seen and eaten by egrets. What is the relationship between the rhinos and the egrets?

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 11

11.

A flea feeds on a mouse's blood to the mouse's detriment.

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 12

12.

A fox hunts a rabbit and eats it.

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 13

13.

Mistletoe extracts water and nutrients from the spruce to the spruce tree's detriment.

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 14

14.

Small fish called remoras accompany sharks and dine on scraps left over when sharks feed.

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 15

15.

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

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 16

16.

Shrimp search for and consume small plankton in the water.

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 17

17.

A small shrimp takes shelter inside a sponge, which is apparently unaffected by its tenant.

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 18

18.

Giraffes and elephants are drinking from the same watering hole.

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 19

19.

Lions hunt and eat large herbivorous mammals such as zebras and wildebeest.

Predation

Competition

Mutualism

Commensalism

Parasitism

Question 20

20.

Tapeworms get their nutrition by attaching themselves to the insides of intestines of pigs, cows, and humans. They get nutrition by eating the partly digested food depriving the host of their nutrients.

Predation

Competition

Mutualism

Commensalism

Parasitism