Calculate the number of stomata per mm2
WebThe average number of stomata is about 300 per square mm of the leaf surface. Also, refer to Distribution of Stomata in the Lower and Upper Surfaces of the Leaves. The table given below explains the total number … WebJun 20, 2024 · Centre Number Candidate Number Write your name here Surname Other names Total Marks Paper Reference ... 6 A student investigated the effect of light intensity on the development of stomata in coffee plant leaves. ... Calculate the number of stomata per mm2 on the leaf surface. The area of a circle is πr2, where π is 3.142. (2)
Calculate the number of stomata per mm2
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WebFirst, count and record the number of stomata in the field of view. If 50% or more of an individual stoma is in the field of view, count it; if less than 50% of an individual stoma is … Webnumber of stomata visible at ⋅100 magnification mean number of stomata number of stomata per mm2 sun leaves 21 24 36 24 15 18 27 33 18 24 24± 6 120 shade leaves 36 39 35 42 28 36 34 40 48 32 37± 6 Calculate the mean number of stomata per mm2for the shade leaves. Show your working below and write your answer in Table 1.1. [2] …
WebAlternatively, consider the evidence in another w a y . T h e radiation outside the water-filter (0.3 X > 1 y plus 1 X > 3 ¡JL) is 185 per cent of that under the water-filter (0.3 X > 1 ¡JL). This extra 85 per cent (1 X > 3 y.) gives, in plants grown at the highest nitrogen level, a 70 per cent increase in seedling weight. T h e superficial ... WebStep 2: Calculate the area of the field of view. Area = πr 2 = π × 0.23 2. Area = 0.1662 mm 2. Step 3: Divide the mean number of stomata by the area of the field of view to calculate density. Density = 16 ÷ 0.1662 = 96.27 stomata per mm 2. Step 4: Round to the required precision (nearest whole number) Density = 96 stomata per mm 2
WebOnce StomataCounter has finished detecting and counting stomata, you should view the results of all or a set of images to determine how well the method performed. Click on an … http://nickrath.weebly.com/uploads/6/5/4/1/6541061/counting_leaf_stomata_lab.pdf
WebDepending on the technique used, the authors report a cells/mm2 (IHC), or cells/mm3 when cells are dissociated by a tissue and sorted. In my opinion, one unit is appropriate for …
Web171 per mm2 mean of 10.7/11 stomata per square = 0.0625mm2 Give a null hypothesis for this investigation and name a statistical test that would be appropriate to test your null … is catcher\\u0027s interference a hitWebGiven the number of stomata in the field of view = 49 Here, we are asked to determine the number of stomata in a quarter of the area of the field of view. We do this by determining the area of the circle, which is the entire … is catch up available on dstv compactWebJan 7, 2009 · Count the number of stomata in 10 randomly selected fields at 400x. Record your data in Table 2. Record the magnification used. Repeat with the adaxial surface. Record your data in Table 2. Measure the diameter of the microscope field at 400x with a stage micrometer. Record your data in Table 3. Data: Complete Tables 1, 2, and 3. is catched correct