
Environmental DNA and Its Applications

Interactive Video
•
Biology
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is environmental DNA (eDNA)?
Genetic material obtained from living organisms
Genetic material obtained directly from environmental samples
DNA extracted from laboratory experiments
DNA found only in aquatic environments
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is eDNA important for conservation efforts?
It provides reliable distribution patterns and population size estimates
It is cheaper than traditional methods
It is only used for aquatic species
It helps in identifying new species
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a challenge associated with traditional monitoring techniques?
They are always accurate
They are non-invasive
They can be invasive and non-standardized
They are faster than eDNA methods
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How are earthworms traditionally surveyed?
By collecting DNA from water samples
By visual surveys from a distance
By soaking squares with allyl isothiocyanate
By using genomic markers
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a benefit of using eDNA for biodiversity monitoring?
It requires more physical effort
It is less efficient than traditional methods
It allows for non-invasive detection of species
It is only applicable to earthworms
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of eDNA, what is the significance of developing genomic markers?
They are only used in laboratory settings
They are irrelevant to eDNA studies
They are used to screen for specific invasive species
They help in identifying unknown species
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which species were genomic markers developed for in the session?
Hypothalamic this nobilis and H molec tricks
Earthworms and aquatic organisms
Only aquatic species
All known invasive species
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