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Availability of drinking water is continuously decreasing. The government decided to identify those sources of drinking water which getting polluted. The following table depicts the number of polluted sources in a district. Source of drinking water getting polluted Number Wells 24 Handpump 12 Dam 12 Borewell 6 Ponds 18 The pictograph table for the above table will be (A) Source of drinking water getting polluted Number symbol = 6 source Wells Handpump Dam Borewell Ponds (B) Source of drinking water getting polluted Number symbol  = 6 source Wells Handpump Dam Borewell Ponds (C) Source of drinking water getting polluted Number symbol  = 6 source Wells Handpump Dam Borewell Ponds (D) Source of drinking water getting polluted Number symbol  = 6 source Wells Handpump Dam Borewell Ponds
The Bureau of Indian Standards has prepared a draft standard for the supply of piped drinking water, named as "Drinking Water Supply Quality Management System-requirements for piped drinking water supply service." Which of the following statements are the key features of the draft? 1. After treatment the drinking water should conform to Indian Standard (IS) 10500. 2. Adoption of District Metering Area concept to control leakages. 3. Water audit should be conducted on quarterly basis. Select the correct answer using the code given below:
Given below is statement followed by two conclusion numbered I and II. You have to assume everything in the statement to be true and decide which of them logically follow(s) from the statement beyond a reasonable doubt from the information given in the statement. Statement: In all developing countries, population is increasing. All developing countries are facing shortage of drinking water. Conclusion I: In all developing countries, if population decreases, then per person availability of drinking water will rise if availability of drinking water is fixed. Conclusion II: In some developing countries, population could be decreasing, yet they will have shortage of drinking water.
Column A lists the cell parts and Column B lists the functions of the cell part. Column A Column B i. Cell wall A. Control what happens ii. Cell membrane B. Supports the cell. iii. Cytoplasm C. Controls what passes in and out of the cell. iv. Nucleus D. Cell reactions happen in it. Which one of the following options is correct?
In an English class, the teacher while narrating a story, mentioned a character, who goes to a river for brining drinking water, Nakul, a student intervened by asking whether drinking river water is safe because he is drinking water from a (Purifier) at his home. What should the teacher do?
In the question below, are given a statement followed by two courses of actions numbered I and II. On the basis of the information given, you have to assume everything in the statement to be true, and then decide which of the suggested courses of action logically follow(s) for pursuing. Statement: A large number of people die every year due to drinking polluted water during the summer. Courses of Action: I. The government should make adequate arrangements to provide safe drinking water to all its citizens. II. The people should be educated about the dangers of drinking polluted water.
Statement : A large number of people die every year due to drinking polluted water during the summer.

Courses of Action :
I. The government should make adequate arrangements to provide safe drinking water to all its citizens.
II. The people should be educated about the dangers of drinking polluted water.
Which of the following represents correct set of the cells and their shapes in human beings A Nerve cell i) flat shaped B Red blood cell ii) disc shaped C White blood cell iii) long and thin D Muscle cell iv) changing shapes E Skin cell v) long and branched
Which of the following statements are correct regarding the general difference between cell and nuclear membranes? 1. A cell membrane occurs in both Eukaryotes and Prokaryotes while a Nuclear membrane occurs only in Eukaryotes.  2. Both cell membrane and nuclear membrane persists throughout the lifetime of a cell. 3. The main feature of the nuclear membrane is the presence of two lipid bilayer structures while a cell membrane has single lipid bilayer structures. Select the correct answer using the code given below.
In an MS-Excel sheet, cell A1 contains 5, A2 contains 6, and cell A3 contains the formula = A1 + A2. The formula in cell A3 is copied into cell B3 by dragging. Which of the following will be the result (output) displayed in cell B3?