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Wilmott’s Bubbler – Photosynthesis Experiment Apparatus (250 mL)

Wilmott’s Bubbler: a classic borosilicate-glass apparatus for demonstrating photosynthesis by observing the release of gas (oxygen) from aquatic plants under light.

  • 250 mL borosilicate flask fitted with a cork and an inserted glass tube
  • The second glass tube acts as a water reservoir over the upper half of the inner tube, making the rate of bubbling easy to observe
  • Ideal for demonstrating the effect of light intensity on photosynthesis rate
  • Widely used in Class 10–12 biology practicals (CBSE, ICSE, State Boards) and B.Sc. Botany / Life Sciences labs

125.00 300.00

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Description

Wilmott’s Bubbler – Photosynthesis Demonstration Apparatus

The Wilmott’s Bubbler is a biology laboratory apparatus used to demonstrate gas release during photosynthesis in aquatic plants. Supplied by Elmo Agencies, a trusted scientific manufacturer in Ambala, it provides a clear visual setup for observing gas bubbles produced by an aquatic plant when exposed to light.

Photosynthesis converts light energy into chemical energy, and oxygen is released as a by-product. In a suitable aquatic-plant setup, this oxygen can appear as visible bubbles, allowing students to observe gas production directly.

The Wilmott’s Bubbler provides a controlled arrangement for demonstrating this process and comparing gas release under different experimental conditions.

Construction

The apparatus consists of:

  • 250 mL borosilicate glass flask
  • Cork fitted to the flask
  • Inserted glass tube
  • Second glass tube functioning as a water reservoir

The borosilicate glass provides good transparency, allowing the experimental process to be observed easily.

How It Works

An aquatic plant is placed in a suitable water-based setup and exposed to light. As photosynthesis takes place, oxygen may be released as bubbles. The bubbling can be observed and compared under different conditions, such as changes in light intensity.

The number or rate of visible bubbles can provide a simple qualitative or comparative indication of photosynthetic activity. Bubble counting is not, by itself, a direct measurement of the exact oxygen production rate.

Key Features

  • Designed for photosynthesis demonstrations
  • 250 mL glass flask
  • Borosilicate glass construction
  • Glass tube and water-reservoir arrangement
  • Clear visibility of the experiment
  • Suitable for repeated educational use

Applications of Wilmott’s Bubbler

  • Demonstrating photosynthesis
  • Observing oxygen release by aquatic plants
  • Comparing photosynthetic activity under different light conditions
  • Biology laboratory practicals
  • School and college demonstrations
  • Teaching factors affecting photosynthesis

Suitable For

  • School biology laboratories
  • College biology laboratories
  • Science classrooms
  • Educational demonstrations
  • Practical biology experiments

Frequently Asked Questions

What is Wilmott’s Bubbler used for?
It is used to demonstrate gas release during photosynthesis, particularly oxygen release from aquatic plants under suitable light conditions.

What is the capacity of the flask?
The specified flask capacity is 250 mL.

What material is used?
The apparatus is made primarily from borosilicate glass, with a cork component.

Can it demonstrate the effect of light intensity?
Yes. Gas bubbling can be compared under different light conditions as a simple demonstration of how light availability can influence photosynthetic activity.

Conclusion

The Wilmott’s Bubbler by Elmo Agencies is a practical biology apparatus for visually demonstrating photosynthesis and gas release from aquatic plants. Its transparent borosilicate glass construction and simple arrangement make it suitable for school and college biology practicals, classroom demonstrations, and comparative photosynthesis experiments.

Specification