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Q: Demonstrate the experiment to measure rate of transpiration by farmer's potometer.
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Q: What is the purpose of the oil in determining the transpiration of a plant? How will it affect the…
A: Stomata are the tiny pores that are present on the surface of the leaf. It has two functions firstly…
Q: List three external factors that increase the rate of transpiration.
A: Transpiration is the process of loss of water in the form of water vapors from the surface of leaves…
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A: Anammox (anaerobic ammonium oxidation) is a reaction that oxidizes ammonium to dinitrogen gas by…
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A: Rac is a signaling G protein, a subfamily of Rho GTPase. Rac is active when it is bound to GTP. Rac…
Q: Why a higher rate of transpiration is recorded on windy days rather that on a calm day?
A: Transpiration is the mechanism of moving water through a plant and evaporating it from aerial parts,…
Q: Write the difference between transportation and transpiration.
A: The term transportation refers to the movement of the molecules, ions, and other necessities of the…
Q: Whats transpiration
A: Because stomatal apertures are required to allow carbon dioxide towards the leaf interior and to let…
Q: Demonstrate an experiment to measure the rate of transpiration by Ganong's potometer.
A: Transpiration is the evaporation process in the plants. In plants, water evaporates from the leaves,…
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A: Photosynthesis is a cycle utilized by plants and different organic entities to change over light…
Q: Given three environmental factors, what are its infuence in the rate of transpiration in the plant?…
A: Transpiration is the process of water movement through a plant and its evaporation from aerial…
Q: What are the factors effecting rate of transpiration? Give a method for the measurement of…
A: Step 1 Transpiration is a physiological process. It is the loss of water in the form of vapours from…
Q: What conditions maximize photorespiration?
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Q: 1) Consider the two titles below, both relating to the same experiment: • "Environmental controls of…
A: Stoma (stomata) is a small pore found in the epidermis of leaves and other organs and plays a…
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Q: How would you expect the rate of transpiration to be affected by the following and why?: a. Decrease…
A: Transpiration is the process by which plants throw out the extra water present in them. The process…
Q: Discuss internal factors that could affect the rate of transpiration of the tomato plant.
A: Transpiration is the process where the water gets transported from the roots to the stem and leaves…
Q: What are the internal factors that affect the transpiration?
A: Plants are a type of eukaryotes as they contain a well-defined nucleus. There are several plants…
Q: low would you expect the rate of transpiration to be affected by the following nd why?: b. The sun…
A: Some plants that are adapted to dry environments use the crassulacean acid metabolism (CAM) pathway…
Q: When analyzing the data for the fan treatment, did the rate of transpiration increase by the same…
A: Transpiration is the plant can be defined as the rate of loss of water in the form of vapour from…
Q: Does Atmospheric CO2 Concentration Affect theProductivity of Agricultural Crops?
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A: In the light-dependent electron transport from water to NADP+ and the evolution of oxygen, both PS I…
Q: how does water availability affect the process of gas exchange in plants?
A: Transpiration is defined as the loss of water from the aerial; part of the plants in the form of…
Q: Transpiration rates will be highest on a sunny day when the soil is dry and the air is dr-
A: Transpiration is the process of loss of water in the form of water vapour from the surface of plant…
Q: What are the selective attributes and criteria used for the selection of algae strains with…
A: *Algae strains will be used mostly for production of renewable energy like biofuel * The main…
Q: On a windy day, transpiration will: O Increase O Decrease Stay the same.
A: Transpiration is a process by which loss of water occurs in plants through evaporation from leaves,…
Q: Question 3. Why bamboo waste is the good source for manufacturing porous car- bon? Explain the…
A: Activated carbon is produced from the agro-waste of bamboo via the carbonization process (through…
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A: C4 carbon fixation cycle is one of the important photosynthetic process. It is also called Hatch-…
Q: In cyclic photophosphorylation, NADPH is produced. True False
A: Photophosphorylation is the conversion of ADP to ATP that occurs in the chloroplasts of cells. The…
Q: A comparison of transpiration rates from C3 & CAM explants in a potometer 0.9 0.8 0.7 0.6 0.5 C3 0.4…
A: Given is a graphical representation of transpiration rates from C3 and CAM explants.
Q: Due to low pressure, the rate of transpiration will a. increase b. remain uneffected c. decrease…
A: Transpiration is the evaporative loss of water by plants. it occurs mainly through stomata. Besides…
Q: Demonstrate an experiment to show the process of transpiration.
A: Transpiration is the process of removal of excess water in the form of water vapor in which the…
Q: Which one of the following does not affed ne rate of transpiration ? Light
A:
Q: Depending on the environment the plant is in, more or less gas may be produced. Suggest a method for…
A: Photosynthesis is the process of conversion of carbon dioxide and water into complex compounds like…
Q: Please complete the table below comparing transpiration and translocation. (fill in answers for the…
A: The transpiration is the process by which plant loss water through the stomata while the…
Q: Hopea Plagata has a transpiration rate of 1.23 cm³/min while Delonix Regia has a transpiration rate…
A: INTRODUCTION Transpiration is the process by which the water leaves from the plant through stomata.
Q: In the absence of transpiration, what happens to the absorption of minerals and nutrients?
A: Transpiration is a process of movement of water and release of water from aerial parts of plants…
Q: Why oil is used in experiments for measuring the transpiration?
A: Transpiration is the process by which plants loose water in the form of water vapor through a…
why does environmental factor cause an average increase or decrease in the transpiration rate as compared with the control?
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- What is the published generation time (otherwise known as doubling time) for Escherichia coli? How does the documented time compare to the generation time you calculated from your growth curve with this organism? If significantly different, what factors might have contributed to the difference?RESULTS Please give the time-absorbance values tab? Draw graph-growth curve in Excel? Find the equation of slope line? Calculate the generation time? Choose the values in log phase Abs 0.005 25 0.003 50 0.023 75 0.026 100 0.029 125 0.035 150 0.1 175 0.26 200 0.32 225 0.375 250 0.42 275 0.46 300 0.475 325 0.489 350 0.506 375 0.515 400 0.521 425 0.526 450 0.532 475 0.522 500 0.515 525 0.514 550 0.506 575 0.489 600 0.465 625 0.42 650 0.38 675 0.36 700 0,345 725 0.333 BACTERIAL GRO WTH CURVEA surface water treatment plant operates round the clock with a flaw rate of 35 m3/min. The water temperature is 15°C and Jar testing indicated and alum dosage of 25 mg/l with flocculation at a Gt value of 4 x 104 producing optimal results. The alum quantity required for 30 days (in kg) of operation of the plant is
- An activated sludge system operates at a flow rate (Q) of 400 m³/day (and an HRT of 0.129 day) with an incoming BOD (So) of 300 mg/L. Through pilot plant work, the kinetic constants for this system are determined to be Y = 0.5 kg SS/kg BOD, Ks = 200 mg/L, and 2/day. What mixed liquor concentration is necessary to attain a 95% BOD removal? What will the corresponding MCRT be? =Yeast cells has been cultured on glucose (Table 1). The growth data follows the Monod Equation Table 1: Growth data for yeast cells Glucose concentration (mg/L) 7 10 15 40 200 1000 Specific growth rate (h*¹) 0.066 0.088 0.12 0.294 0.330 0.364 0.419 0.451 0.2 0.304 0.340 0.458 Observed yield, Y'x/s (g/g) a) Calculate the maximum specific growth rate (max) and the substrate constant (Ks) b) Estimate the true yield Y'x/s and the maintainance coefficient ms c) Calculate the doubling time at a concentration of 15 mg/L glucose d) Calculate the substrate consumption rate (rs) assuming a substrate concentration of 40 mg/L and a biomass concentration of 100 mg/L1.1 Microbes in the soil could be beneficial to plants and one way to evaluate this is by determining the R/S ratio. Define the R/S ratio. 1.2 Both rhizospheric and root-free soils were collected from five (5) plants before (BT) and after (AT) treatment. Using the microbial biomass that appear in Table 1, the R/S ratios before (BT) and after (AT) can be determined. Use these values to determine the respective R/S ratios. Kindly show all workings. Microbial population Before Treatment (BT) Plants R/S Microbial population After Treatment (AT) R/S ratio ratio (BT) (AT) Rhizospheric Non- soil (CFU) Rhizospheric Non- rhizospheric soil (CFU) soil (CFU) rhizospheric soil (CFU) Typha sp. 764 168 988 186 Pistia sp. 286 86 386 112 Salvinia 397 132 528 166 sp. Lemna sp. 274 121 406 152 Eichhornia 443 140 648 196 sp.
- An activated sludge plant (CSTR w/ recycle) has the following characteristics: Influent substrate concentration, So = 400 mg/L BODL (all soluble); influent VSS, Xyº = 0; effluent 3 substrate concentration, S = 10 mg/L BODL; flow rate, Q = 1000 m³/day; aeration basin 3 volume, V = 200 m³; reactor MLVSS, Xv = 4,280 mg/L; average, steady-state oxygen uptake rate, Oxygen uptake rate (OUR) = 0.3 mg 02/L-min. The biomass viability (i.e., v = Xa/Xv) was measured using the oxygen uptake rate (OUR) technique and found equal to 0.926. An aliquot of mixed liquor was placed in a small reactor, aerated without any exogenous substrate addition (i.e., starvation conditions) and it's OUR was measured over time resulting in the following data: 0 1 2 3 4 5 Time (days) OUR (mg 02/L-min) 0.3 0.274 0.243| 0.222 0.203 0.182 6 8 10 0.165 0.135 0.110 By use of the above data, the microorganism decay coefficient (b, day can be estimated if you assume that a constant relationship exists between Xa and OUR,…Two microorganisms that use naphthalene as a food source have the same Umax but different Ks values for naphthalene. If both types of microorganisms are inoculated at the same cell density into a liquid culture containing naphthalene as the sole carbon source (i.e. the only food source), which microorganism will outcompete the other: the one with the higher Ks or the one with the lower Ks. Why?.What is biochemical oxygen demand (BOD) test? At what stage of Sewage treatment this test is performed? BOD level of three samples of water labelled as A, B and C are 30 mg/L, 10mg/L and 500 mg/L respectively. Which sample of water is most polluted?
- Relate the terms presented in the first column with the information in the second column; i. Temperatureii. face speediii. Relative humidityiv. Transport and storage timev. Exposure time and concentration of pollutants (__) May influence the integrity of the sample;(__) Influence the amount of sample collected(__) Defines the choice between a sampler containing hydrophilic adsorbents or one with hydrophobic adsorbents.(__) Influences the effective length of the diffusion path.(__)Variation in sampling due to its influence on the diffusion coefficientFruit extraction lab why does the total volume of ice cold ethanol not have to be preciseThe following four chemicals commonly found in defined growth media contain all of the necessary atomic macronutrients, namely C, O, N, H, S and P, which microbes require: glucose (C6H12O6), K2HPO4, MgSO4.7H2O, and (NH4)HPO4. Part a. Create a simple diagram to map which growth media chemical contributes atoms to which of the four biological macromolecules (amino acids, polysaccharides, lipids, and ribonucleic acids). Part b. Consider a cell culture broth that originally (before inoculation with cells) contains 5.0 gr/L glucose (C6H12O6), 1.2 gr/L K2HPO4, 0.3 gr/L MgSO4∙7H2O, and 1.0 gr/L (NH4)HPO4. Create a table showing how much of each of the different atoms (C, H, O, K, P, Mg, S, N) are available for incorporation into cell macromolecules (assume 50% of the glucose is catabolized, while the remainder goes for energy (respiration). Express your answers with units of grams of atomic species / liter of culture broth.