Ecosystems and Human Impact Quiz

Quiz
•
Biology
•
9th Grade
•
Easy
+3
Standards-aligned
Alicia Lisee
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best describes the role of producers in an ecosystem?
They break down dead organisms and recycle nutrients.
They convert sunlight into chemical energy through photosynthesis.
They consume other organisms for energy.
They regulate the population of predators.
Tags
NGSS.MS-LS1-6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of a biotic factor affecting an ecosystem?
Amount of sunlight
Temperature
Number of herbivores
Soil pH
Tags
NGSS.MS-LS2-4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A farmer adds fertilizer to a pond, causing algae to grow rapidly. What is the most likely immediate effect on the pond’s ecosystem?
Increase in fish population
Decrease in oxygen levels
Decrease in water temperature
Increase in water clarity
Tags
NGSS.MS-LS2-1
NGSS.MS-LS2-4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which human activity is most likely to disrupt the carbon cycle in an ecosystem?
Planting trees
Burning fossil fuels
Using wind energy
Practicing crop rotation
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best explains why removing a top predator from an ecosystem can affect the entire food web?
It increases the amount of sunlight available.
It can cause populations of prey species to increase, affecting other organisms.
It decreases the amount of water in the ecosystem.
It increases the rate of photosynthesis.
Tags
NGSS.MS-LS2-2
NGSS.MS-LS2-3
NGSS.MS-LS2-4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A city plans to build a new highway through a forested area. Predict and explain one possible long-term impact this could have on the local ecosystem.
The highway will have no effect on the ecosystem.
The highway could fragment habitats, making it harder for animals to find food and mates.
The highway will increase the number of trees in the area.
The highway will decrease the amount of sunlight in the ecosystem.
Tags
NGSS.MS-LS2-2
NGSS.MS-LS2-4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Given a food web with grass, rabbits, foxes, and hawks, what might happen if the rabbit population suddenly decreases due to disease? Use reasoning to support your answer.
The grass population would decrease.
The fox and hawk populations might decrease due to less available food.
The fox and hawk populations would increase.
The grass population would remain unchanged.
Tags
NGSS.MS-LS2-1
NGSS.MS-LS2-2
NGSS.MS-LS2-4
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