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- 1. Do cell respiration occurred in peas? Explain in term of equation. 2. What is the effect of germination on the rate of cell respiration in peas? 3. What is the effect of temperature on the rate of cell respiration in peas? 4. Why do germination peas undergo cell respiration?1.Respiration of germinating seeds ( which have been soaked in water) vs. dormant (non-germinating l) seeds (dry-out of the package) vs crickets). Which will show a faster respiration rate? 2. Respiration of all seeds at room temperature, vs. in a cold (10 degree C) environment. All else is being equal, should respiration be faster at room temperature or at 10 dgeree.Part C You want to test the effect of sucralose on the growth of a plant. Design a study using the steps of the scientific method. Identify the dependent and independent variables in this experiment. BIUX² X₂ 15px EEEEEE Characters used: 0/15000 4 AVA % 5 6 I Submit & 7 8 HV *
- VOLTE1¹67 3:41fb. : +91 97532 46070 21 जुलाई, शाम 5:38 → Class XII 1. Draw a 2. Explain 7. Seed (B) Fruit Jawahar Navodaya labelled Subject: Biology laya Vidyalaya Buranabad ujjain -2 diagram of Embryo Insects. sac 2and microsporagium. Megasporogeneris. Pollen grains Embryo Development. by Pollination. 3. Draw a labelled diagram of female reproductory system. 4. List hormones of pregnancy and their role. 5. Project Report (Topic given) 6. Make a Chart / Model from any, subject or topic. from Chapter 2 and 3. on Do survey diffcunt pollinating Agent within your Economic valuu. ⇓ C. 4. O ט1. Label the following structures: For Hydrilla leaf cells, identify the semi-rigid cell wall, chloroplasts and cytoplasm. In potato tuber, label the parenchyma cells and for ripe tomato cells, locate the small orange or reddish chromoplasts in the cytoplasm. Name all the structures on the right side of the specimen. Make sure that the lines do not overlap. 2. Are the chromoplasts in ripe tomato similar in size and shape to Hydrilla leaf chloroplasts? If not, how do they differ? Write your observation under the micrograph of ripe tomato cells.The non shattering tetraploid Emmer variety of wheat is ? Time le O a. Triticum durum O b. Triticum monococcum O C. Triticum aestivum O d. Triticum turgidum O e. Triticum searsii In legumes fixing atmospheric N2, the white nodules are quite efficient in nitrogen fixation Select one: O True O False Caffeine is a Central nervous system stimulant Select one: O True O False The alkaloids of Opium are mainly isolated from the? O a. Flowers O b. Fruits
- 4. Define transpiration and give some of its significance 5. How do root hairs absorb water? 6. A plant hormone was first discovered in Japan when rice plants were suffering from Bakanae disease caused by Gibberella fujikoroi. Based on this information answer the following questions: a. Identify the hormone involved in this process. b. Which property of this hormone causes the disease? 7. Name the gaseous plant hormone and describe three different actions of this hormone in plants. 8. Explain how the auxin:cytokinin ratio affects plant growth.corn id purple smooth Purple wrinkled yellow smooth yellow wrinkled W20-AB1-D-13 486 152 162 54 W21-BB1-A-19 445 152 154 94 W20-BB1-D-19 501 153 167 88 W20-AB1-C-16 489 153 94 56 W20-BB1-H-11 480 153 94 56 DIHYBRID CROSS1. ) Consider the possibility that your observational data are of plantsresulting from a dihybrid cross, where the previous generation were heterozygousfor both traits (RrSs x RrSs). Create a Punnett square for this cross and presentthe expected phenotypic ratio.2.) Present your results in a table as dihybrids and determine the observedphenotypic ratio of purple/smooth to purple/shrunken to yellow/smooth toyellow/shrunken. Consider the plant as a whole rather than the individual cobs.Model 2 – Aquatic Plant Experiment
- 2. Write out the steps on how you would set up this experiment and collect data if you grew 15 plants with 5 given miracle gro, 5 given nature's care, and 5 given only the control. a. Where would you plant them: b. How much sunlight would you give them: c. How long would you watch them grow (the average time it takes to grow lilies is 30-40 days) d. What data would you collect and how would you get your data. 3. Using the provided data please complete the following data table be sure to include units. a. Control Plants: 18 in, 16 in, 20 in, 17 in, 15 in b. Miracle Grow: 22 in, 24 in, 23 in, 12 in, 21 in c. Nature's Care: 20 in, 19 in, 22 in, 18 in, 20 in Plant Group Control Plants Miracle Grow Nature's Care Plant 1 Plant 2 Plant 3 Plant 4 Plant 5 AverageL Larvae and pupae per Bt plant 100 O www 0.1 -- Mosaic, Cry1Ac plant ---- Mosaic, Cry1C plant -- Sequential, Cry1Ac plant --- Sequential, Cry1C plant Pyramid, two-gene plant I 1 1 1 3 6 9 12 15 18 21 24 Generation Figure 1. The figure above shows the average numbers of larvae and pupae of the moth found per Bt plant in each of the treatments. Note the logarithmic scale on the y-axis. Question 3. Why does the line for the sequential, Cry1 Ac plant stop at 12 generations? Why does the line for sequential, CrylC plant start at 12 generations? H l SenesterFigure 4 shows an open stoma during a gaseous exchange process in a plant. H2O H2O. H2O y. H2O. H2O Rajah / Figure 4 Huraikan proses pertukaran gas dalam tumbuhan dengan mengambil pengaruh Y kepada kesegahan sel pengawal. Elaborate the gaseous exchange process in plants with considering the influence of Y to the turgidity of guard cells.