

Understanding Pollution in Food Chains
Interactive Video
•
Biology
•
6th - 7th Grade
•
Practice Problem
•
Medium
Jennifer Brown
Used 7+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the key term introduced in the video related to pollution in food chains?
Bioaccumulation
Biodegradation
Biomagnification
Bioremediation
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do farmers use insecticides on crops?
To kill insects that eat the crops
To increase the size of the crops
To make the crops grow faster
To enhance the color of the crops
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to insecticides when it rains?
They are washed into water bodies
They are absorbed by the soil
They evaporate into the air
They become ineffective
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which organism first absorbs the insecticide in the water?
Small fish
Algae
Plankton
Bigger fish
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of plankton in the food chain described in the video?
They decompose dead organisms
They are the top predators
They eat algae and are food for small fish
They produce insecticides
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the concentration of insecticides as you move up the food chain?
It decreases
It remains the same
It increases
It fluctuates randomly
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the potential consequence for bigger fish due to bioaccumulation?
They become more fertile
They may die due to high insecticide levels
They become more resistant to diseases
They grow larger
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