Cactus flesh cleans up toxic water

Cactus flesh cleans up toxic water

Assessment

Interactive Video

Science, Biology, Chemistry

11th Grade - University

Hard

Created by

Quizizz Content

FREE Resource

The video explores the innovative use of cactus mucilage for environmental cleanup, particularly in water purification and oil spill management. Norma Alcantar, inspired by her grandmother's traditional methods in Mexico, conducts research supported by the National Science Foundation. Her lab tests reveal the effectiveness of cactus mucilage in removing pollutants, offering a sustainable and cost-effective alternative to chemical dispersants. Field tests in Haiti post-earthquake confirm its potential for rapid water decontamination. The video suggests future applications in local harvesting of cacti for disaster response, highlighting the shift towards natural solutions.

Read more

5 questions

Show all answers

1.

OPEN ENDED QUESTION

3 mins • 1 pt

What are some uses of cacti beyond culinary applications?

Evaluate responses using AI:

OFF

2.

OPEN ENDED QUESTION

3 mins • 1 pt

How does Norma Alcantar utilize cactus mucilage in her research?

Evaluate responses using AI:

OFF

3.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the process used by people in rural Mexico to clean river water with cacti.

Evaluate responses using AI:

OFF

4.

OPEN ENDED QUESTION

3 mins • 1 pt

What was the significance of Alcantar's findings in Haitian refugee camps?

Evaluate responses using AI:

OFF

5.

OPEN ENDED QUESTION

3 mins • 1 pt

What potential future applications do cacti have in disaster situations?

Evaluate responses using AI:

OFF