Biological Rhythm Studies in Fruit Flies

Flies will attract more on sweet fruit orsour fruit?

Flies hate the smellof basil,lavender, eucalyptus, peppermint and lemongrass

Probably sweet smells.
You can use this link

What Attracts Fruit Flies, How to Catch Them & How Long They Live

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@jaikishan sir in this we have put in some pieces of apple and kept it near the green dustbin( which is for biodegradable waste) outside yhe school canteen, we expect to find some fruit flies in it when we go to collect it after an hour.

Why fruit flies comes near dustbin if the like sweet fruit smell

Why aren’t fruit flies found at other places and only near garbage. There are many other places where we can find fruits like fruit markets

Fruits flies are attracted to rotting substances majorly rotting fruits and vegetables

Do you have any back up plan if you don’t get fruit flies there?

But fruits give the pungent smell to which they are attracted only when the fruit is cut open. They are attracted to garbage due to rotten fruit as rotten fruit has high pungency

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Fruit flies are mainly attracted to moist, fermenting fruits and vegetables. However, they are also drawn to things such as drains, garbage disposals, empty bottles and cans, trash bags, cleaning rags and mops.

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So if there is no rotten fruit , fruit flies will not be attracted do dustbins

Fruit flies are attracted to the pungency of a substance not necessarily a fruit

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Thank you very much for clearing my doubt!

Thank you jarna Khatri for asking questions

@Ayan007 It’s Jharna and not Jarna

Sorry jharna khatri for my mistake

How would you measure dissolved oxygen in water?

We can measure oxygen by DO meter

Dissolved oxygen is measured using a dissolved oxygen meter . The best method is to take the measurement in the field at the same time each day, because DO concentrations can vary throughout a 24 hour period. Dissolved oxygen testing equipment usually allows oxygen concentrations to be measured in both milligrams per litre (mg/)l and percentage saturation (% sat), which allows direct comparison between results from sites with different salinity and temperature values.

Suggest the way for the bottles that you have with water fleas.