Have an account?
Skip to Content
Build your own quiz
Suggestions for you
.png)
5 questions
Show Answers
See Preview
- 1. Multiple Choice
Which of these best demonstrates mutualism between certain types of bacteria and humans?
intestinal bacteria obtain nutrients from the gut and produce vitamin K used by humans
bacteria become resistant to antibacterial medication that humans use for treatments
invasive bacteria at an area of injury produce toxins that damage healthy tissues of the human body
bacteria in improperly prepared food is consumed by humans, causing food poisoning
- 2. Multiple Choice
In North American forests, two species of birds, nuthatches and brown creepers, forage on the same tree for insects. Brown creepers feed on insects found near the bottom of the tree trunk while nuthatches feed on insects in the top part of the tree.
The difference in foraging behavior most likely affects the nuthatches and brown creepers by
allowing the birds to avoid many types of predators
reducing competition between the birds for resources
preventing the birds from interbreeding with each other
establishing dominance between the birds for nesting sites
- 3. Multiple Choice
Four common relationships between organisms are listed in the box. Which statements best describe these relationships?
Relationships 1 and 4 are examples of mutualism
Relationship 2 is an example of commensalism
Relationship 3 is an example of parasitism
Relationships 1 and 2 are examples of commensalism
Relationships 3 and 4 are examples of mutualism
Relationship 1 is an example of commensalism
Relationships 2 and 4 are examples of mutualism
Relationship 3 is an example of predation
Relationships 1, 2 and 4 are examples of mutualism
Relationship 3 is an example of parasitism
- 4. Multiple Choice
Some relationships between different organisms are shown in the table. Which table correctly identifies each type of interaction described?
- 5. Multiple Choice
In any environment or ecosystem, organisms can have several different types of relationships. Three types of relationships are described in the table.
Which of these correctly describes the relationships between the organisms?
X: Mutualism
Y: Parasitism
Z: Commensalism
X: Commensalism
Y: Mutualism
Z: Parasitism
X: Parasitism
Y: Commensalism
Z: Mutualism
X: Commensalism
Y: Parasitism
Z: Mutualism
- Answer choicesTagsAnswer choicesTags