Biological Detergents

Biological Detergents

Assessment

Interactive Video

Science, Physics, Chemistry, Biology

6th Grade - University

Hard

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The video explains how catalysts speed up reactions without being consumed, using a bicycle analogy. Enzymes are specific to substrates and are named with the suffix 'ase'. Biological detergents contain enzymes like proteases and lipases that break down stains. Cellulase is not used in detergents as it can damage cotton clothing, but amylases are safe for starches. Biological detergents are energy efficient, environmentally friendly, and biodegradable, allowing laundry to be done in warm water, preserving clothing and colors.

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5 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the role of a catalyst in a chemical reaction?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How does the analogy of learning to ride a bicycle relate to the function of a catalyst?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the significance of the active site in enzymes?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

Why are proteases and lipases used in biological detergents?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What could happen if cellulase was added to washing powders?

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