Quiz- Algae - 4 Predators, Pests and Pathogens

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This quiz contains 4 questions. You can earn 10 points.
When you have answered all questions you will receive your score.

Good luck!

True or false *

4 points

True

False

Some predatory algae eat other microalgae

Phytoplankton includes algae

Potassium Hydroxide protects a healthy algae culture

IPM means International Protein Market

Which combination of quality programs is the right one? *

2 points

IPM + IMF + CCCP

IPM + GAP + HACCP

IPM + GBP + ACPR

A starting algae substrate with a weight of 1 gram, multiplies under ideal circumstances every 6 hours. What is the yield in grams after 3 days? *

2 points

2048 g

4096 g

16 kg

9 g

128 g

Mutations in certain genes of the lipopolysaccharide layer of the cell envelope make it resistant to grazing by an amoeba. This is because: *

2 points

Amoeba don’t like the taste of the mutated cell layer.

The cell layer is too strong to be eaten.

Mutated algae become a predator for an amoeba.

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