Cordyceps and Ecosystem Dynamics

Cordyceps and Ecosystem Dynamics

Assessment

Interactive Video

Biology, Science

6th - 10th Grade

Hard

Created by

Olivia Brooks

FREE Resource

The video explores the role of fungi and slime molds in decomposing dead matter, focusing on the rapid spore release and colonization capabilities. It highlights the parasitic nature of cordyceps fungi, which infects ants, takes over their bodies, and compels them to create optimal conditions for the fungus to thrive. The lifecycle of cordyceps is detailed, showing how it can devastate ant colonies by continuously spreading spores. The video concludes by noting the global distribution of over 600 cordyceps species, primarily in jungles, affecting various hosts.

Read more

9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What role do fungi and slime molds play in the forest ecosystem?

They provide shelter for animals.

They pollinate plants.

They decompose dead matter.

They produce oxygen.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do fungi and slime molds primarily spread?

Through water currents.

By animal carriers.

By releasing spores.

Through root expansion.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when a spore lands in the right place?

It becomes dormant.

It transforms into a plant.

It can colonize a new area.

It dies immediately.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the initial effect of cordyceps on an ant?

It makes the ant stronger.

It causes the ant to act strangely.

It heals the ant's injuries.

It makes the ant invisible.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does cordyceps control the ant's behavior?

By flooding its brain with chemicals.

By enhancing its senses.

By blocking its vision.

By providing nutrients.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does cordyceps do after three weeks of growth?

It turns into a plant.

It dies off.

It releases its own spores.

It becomes dormant.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a significant threat posed by cordyceps?

It can wipe out entire ant colonies.

It can pollute water sources.

It can cause forest fires.

It can destroy plant life.

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Where are most species of cordyceps found?

In oceans.

In urban areas.

In jungles.

In deserts.

9.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many species of cordyceps are there worldwide?

Over 100.

Over 300.

Over 900.

Over 600.