

Understanding Environmental DNA Concepts
Interactive Video
•
Biology, Science, Geography
•
9th - 10th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of environmental DNA (eDNA)?
To detect living organisms from environmental samples
To modify genetic material
To create new species
To eliminate invasive species
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a source of eDNA?
Scales
Metal objects
Hair
Skin cells
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in the eDNA analysis process?
Matching DNA to species databases
Collecting samples from the environment
Mapping species locations
Analyzing DNA sequences
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where can eDNA be found besides aquatic environments?
In metal ores
In outer space
In the air
In terrestrial samples like soil
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is done with the unique sequence of each DNA molecule in the lab?
It is analyzed for matches against a species database
It is used to create new organisms
It is used to modify existing species
It is discarded
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does eDNA help in monitoring ecosystems?
By creating new habitats
By making cryptic species easy to find
By increasing the population of native species
By eliminating all invasive species
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which native species is mentioned as being monitored using eDNA?
The Koala
The Murray Cod
The Great White Shark
The Kangaroo
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