What Are These Vorticella up To

The video explores the fascinating world of vorticella, a type of ciliate, and their interactions with other microorganisms like stentor and cyclops. It delves into their lifestyle, feeding habits, and unique contraction movements. The video also highlights the discovery of vorticella-like organisms in ancient fossils, emphasizing the resilience and adaptability of these single-celled creatures. Through a 12-minute unedited footage, viewers gain insights into the microcosmos, learning about the complex interactions and survival strategies of these microorganisms.

What is the primary lifestyle change that vorticella undergo as they mature?

• They form colonies.

• They attach to surfaces.

• They become more mobile.

• They stop feeding.

How do vorticella protect themselves from predators?

• By changing color.

• By releasing toxins.

• By rapid contraction.

• By forming colonies.

What is a nauplius?

• A larval stage of crustaceans.

• A type of algae.

• A type of rotifer.

• A single-celled organism.

What is the cyclops known for?

• Having multiple eyes.

• Being a large predator.

• Having one large eye.

• Being a type of algae.

How do vorticella gather food?

• By photosynthesis.

• By creating water currents with cilia.

• By using tentacles.

• By absorbing nutrients through their skin.

What surprising discovery was made about vorticella in 2012?

• They can survive in space.

• They were found in a leech cocoon fossil.

• They are multicellular.

• They can change color.

What is the main difference between rotifers and vorticella?

• Rotifers are single-celled.

• Vorticella are multicellular.

• Rotifers are usually smaller.

• Vorticella are larger.

What does the fossilized vorticella-like organism resemble?

• A cyclops.

• A rotifer.

• A stentor.

• A modern-day vorticella.

What is questioned about the cyclops' behavior?

• Its feeding habits.

• Its microbial etiquette.

• Its size.

• Its speed.

What lesson can be learned from vorticella?

• The importance of speed.

• The value of resilience.

• The need for aggression.

• The benefit of isolation.