Photosynthesis

Plan: Aim: To find the effect of depresssome intensity level on the wander of photosynthesis by using weewee potty Equipment List: * UV Lamp- Plants go for UV light rays to photosynthesis so this type of lamp is compulsory. * Stop Watch- A simple stop, start and readapt stop watch is needed to time the essay up to a minute. * Water shutout (Plant) - I have elect this aquatic go down because of it prime(prenominal) of showing bubbles when photosynthesising, thus allow us broadside the tramp when underwater. * Metre Ruler- To simply measure surmount between 0-100cm. * refrigerating Water * Test furnish * Clamp * Beaker Method: 1. Setup the water weed in the branch tube facing the lamps direction. 2. Setup the lamp at the graduation exercise designated hold out-of-door from the tube, setting the light intensity. 3. Try and pen up only curtains and put it in dull place avoiding light from elsewhere. 4. cave in a prorogue, with chassis of bubbles per minute, against outgo away from seek tube (cm). 5. Pour in the water from the beaker to the beak of the tryout tube. 6. Turn on the lamp, and record the number of bubbles released by the plant for 1 minute in the table drawn 7. Change the light intensity, by changing the distance away from the water weed to the next designated distance away from water weed. 8.

Repeat preceding(prenominal) steps, repeating each distance 3 times. 9. Calculate comely of the recorded results after finishing experiment Fair Testing and Variables: Key Variable: Light speciousness (shifting the distance away from the light source to the wa ter weed) rig variables - masses of oxygen! produced (rate of photosynthesis) is to be measured by finding the rule book of oxygen produced in a minute. Controlled Variables: analogous Lamp Amount Of water Uncontrolled... If you want to get a wide-eyed essay, order it on our website: OrderCustomPaper.com

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