Free PDF Download of CBSE Chemistry Multiple Choice Questions for Class 12 with Answers Chapter 2 Solutions. Corrosion is an example of an electrolytic process. 14. a. B. Denitrification by bacteria converts nitrates (NO 3-) to nitrogen gas (N 2). a. Desalination is less expensive than water reclamation. c. Desalination is the main process used to provide water for crop irrigation. In comparison to most other liquids, the heat capacity of liquid water is: a. User: Which of the following has no impact on human health?a. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks. Which of the following statements concerning corrosion is(are) true ? The common methods of desalination are reverse osmosis and transpiration. It is expensive because it needs a lot of energy source---electricity. Desalination: Human activity such as deforestation can affect rainfall. • Sodium and chlorine ions have a high residence time & concentration in seawater. It is a process in which water is exposed to very low pressure and allowed to expand and cool. Get help with your Environmental ethics homework. I made the following changes: Desalination can extract salt out of seawater with little to no environmental costs. d Acid rain is one of the problems associated with the combustion of … A beaker contains a mixture of ice and pure liquid water at 0 o C. provides a long-term solution for our energy needs A pumped-storage system is where water is pumped up into an elevated reservoir, and then allowed to fall to produce electricity. Wheat and corn are common products of tropical plantations Question 10 Why is Dutch agriculture critically dependant on technology? Study 62 Oceanography Midterm 1 flashcards from Haley D. on StudyBlue. b. is a structural isomer of 2-methyl-3-pentanone. (True or False) True: Many experts think that in the future, water conflicts will be a major cause of international conflict. c. CH 3 CH 2 OCH 2 CH 2 CH 3 is a structural isomer of 2-pentanol. a. is a structural isomer of pentanoic acid. If you have any queries regarding Land, Soil, Water, Natural Vegetation and Wildlife Resources CBSE Class 8 Geography MCQs Multiple Choice Questions with Answers, drop a comment below and we will get back to you soon.. Click here to join our FB Page and … It is a filter-based approach in which salty water is forced through fine filters under high pressure. Selected Answer: This extensive formation of “fossil water” is being rapidly depleted by heavy withdrawals by farmers and at one time was expected to last no more than 40 years. Score 1 User: Which of the following environmental risks is most likely to lead to digestive health issues?a. Question 1 1 out of 1 points Why is the Ogallala Aquifer the focus of much concern? User: Which of the following regulations is the primary law regarding water pollution?a. Answer: deforestation. Explanation: The impacts of the deforestation have a direct impact to that of the soil and which later on create climate change global warming and as a result, the entire environment gets affected and as a proof majority of the forestland have been turned into desert-lands and with the increasing process of urbanization and industrialization and housing demands. Explain why the statement(s) is(are) false. Faculty had been using 0%, 10%, 25% sucrose solutions in dialysis tubing with a 12,000 MWCO in water. With the world's biggest reverse-osmosis desalination plant, Israel is among the world's top low-cost producers of desalinated water. The Dutch have a cold climate, so they have to … e. Desalination is the best approach to solving irrigation problems Which of the following statements regarding residence time is true? Basic awareness of chemistry is always part of General Knowledge. Multiple Choice Questions for Groundwater - Chapter 11 Each chapter will include a few questions designed to test your knowledge of material covered in the chapter and in the Internet-based resources. Which of the following statements about desalination is true? Chemistry MCQs for Class 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. All of the following statements regarding pH are true except: a. While the plants produce water needed for the arid region, they can manufacture problems for health and the environment. Which of the following statements is(are) false? For the false statements, correct them. Which of the following is not a characteristic of the climate of Southeast Asia: warm temperatures in the lowlands, heavy rain, occasional drought, low humidity ... what best describes a recent discovery concerning water in sub-Saharan Africa. Solutions Class 12 […] Biology Assignment Help, Determine the method of recombination, Which of the following is a false statement regarding the method of recombination or crossing-over? A. Crossing-over takes place during prophase I of meiosis B. Recombination happens at the level of the nucleotide and can occur at any point al c. Desalination is the best method of acquiring clear water for drinking. Corrosion of steel involves the reduction of iron coupled with the oxidation of oxygen. c The more energy produced per kg of CO2 produced, the better the fuel. Therefore, the answer to this question is letter B., Desalination uses large amounts of energy. Which of the following statements is FALSE about saltwater intrusion. (True or False) False Desalination can extract salt out of seawater with little to no environmental costs. Which of the following statements about desalination is true? If the molecules in the two cylinders have the same rms speeds, which of the following statements is false? If you have any questions, or need the bot to ignore the links, or the page altogether, please visit this simple FaQ for additional information. 1.2 Prize Criteria and Payment To be eligible to win a monetary prize purse, a qualified competitor’s desalination device must a The burning of fossil fuels contributes to global warming. • Residence time is the average length of time that a substance resides in the ocean. (a) The two gases haw different temperatures.