Answer: C) Chlorine Explanation: Nutrients that are needed in large amounts are called Macronutrients.   There are three macronutrients required by humans: 1. carbohydrates (sugar), 2. lipids (fats), and 3. proteins.   Each of these macronutrients provides energy in the form of calories.   Some other macronutrients are: nitrogen (N), phosphorus (P), potassium (K), calcium (Ca), sulfur (S), magnesium (Mg), sodium (Na).

Answer: C) astronomical units Explanation: The Length of the Day is determined in Astronomical Units. The length of a day corresponds to the time the Earth takes to turn around on its axis, which is approximately 24 hours. But it's not exactly 24 hours.  This phenomenon is due to tides raised by the Moon which slow Earth's rotation. Because of the way the second is defined, the mean length of a day is now about 86 400.002 seconds, and is increasing by about 1.7 milliseconds per century.

1. राजस्थान विधानसभा के प्रथम प्रोटेम स्पीकर -महाराव संग्राम सिंह

2. राजस्थान विधानसभा के प्रथम अध्यक्ष -नरोत्तम लाल जोशी

3. राजस्थान विधानसभा के प्रथम उपाध्यक्ष -लाल सिंह शक्तावत

4. राजस्थान विधानसभा के प्रथम विपक्ष के नेता -जसवंत सिंह

5. राजस्थान के प्रथम मुख्यमंत्री -टीकाराम पालीवाल

6. राजस्थान की पहली महिला सांसद -श्रीमती शारदा भार्गव

Answer: C) 1947 Explanation: Given 82.5% of 2360  82.5100 x 2360 = 0.825 x 2360 = 1947