Biology, asked by sarabutool48, 1 year ago

ome mobile phones have auditory meter to measure frequency of produced sound. by using this phones, measure your friends voice frequency to each from classes VI to X. report your findings

Answers

Answered by Anonymous
4
Measuring photosynthesis via the productionof oxygen. Oxygen can be measured by counting bubbles evolved from pondweed, or by using the Audus apparatus to measure the amount of gas evolved over a period of time.
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