Relationships between Organisms (7.L 17.2)

Quiz
•
Science
•
7th Grade
•
Hard
Standards-aligned
Bree Lichtenberg
Used 77+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
While grazing, a buffalo stirs up insects. These insects are eaten by cattle egrets. What type of interaction does the cattle egret exhibit with the buffalo?
Mutualism
Commensalism
Parasitism
Predation
Tags
NGSS.MS-LS2-2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Two interactions within an ecosystem are predation and parasitism. In predation, predator organisms feed on prey organisms. In parasitism, parasites depend on host organisms. Which of the following correctly describes the relative numbers of organisms in parasitism or predation?
The number of parasites is usually greater than the number of host organisms.
The number of predators is usually greater than the number of prey organisms.
The number of parasites is always equal to the number of host organisms.
The number of predators is always equal to the number of prey organisms.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Researchers argue that some bacteria found in the human gut are in a symbiotic relationship with humans, called mutualismWhich of the following observations is consistent with this argument?
Bacteria increase the risk of cancer in humans.
Disease in humans is not caused by bacteria.
Bacteria provide vitamins to humans.
The same nutrients are used by bacteria and humans.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The relationships that organisms have with one another are an important part of the balance among species within ecosystems. Which type of symbiotic relationship occurs when ecological niches overlap and multiple organisms seek the same resources?
Parasitism
Commensalism
Predation
Competition
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The graph provided presents information on changes in the population of a predator and its prey over time. The graph provided presents information on changes in the population of a predator and its prey over time.
There were variations in the food supply.
Predators migrate frequently.
The paramecium competed with the yeast.
Populations always achieve a stable level.
Tags
NGSS.MS-LS2-1
NGSS.MS-LS2-4
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Thomass dog Max has fleas. The fleas live by feeding on Maxs blood. Meanwhile, Max is constantly scratching and does not feel well. The relationship between the fleas and Max can be classified as which of the following?
Competition
Mutualism
Parasitism
Commensalism
Tags
NGSS.MS-LS2-2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
An eagle and a grizzly bear both feed on the same species of salmon in the same location. Which type of symbiotic relationship is displayed by the eagle and the bear?
Competition
Commensalism
Predation
Parasitism
Tags
NGSS.MS-LS2-2
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