Answer: A) Breaking down food Explanation: Nutrients are necessary for break down the food and supply energy to the organisms and to carry out essential life functions. Important nutrients are Hydrogen, Carbon and Oxygen.   Some more important nutrients for plants are : Potassium, Sulphur, Nitrogen, Phosphorous, Calcium and Magnesium.

Answer: A) 14/33 Explanation: Total number of chairs = (3 + 5 + 4) = 12. Let S be the sample space. Then, n(s)= Number of ways of picking 2 chairs out of 12 = 12×11/2×1 = 66 Let n(E) = number of events of selecting 2 chairs for selecting no white chairs. => 8C2 = 8×7/2×1 = 28 Therefore required probability = 28/66 = 14/33.

Answer: C) 13 Explanation: (385/1001) = 5/13 First Number is 5 => Fourth number is 13

Answer: A) Rs. 9500 Explanation: Given initial investments ratio = 2 : 3 : 4 At the end of 6 months, A invested an amount such that his total capital became equal to B's initial capital investment i.e, upto 6 months A's investment is 2 and after 6 months his invstment is 3 = B's investment Now, Ratio of investment for one year => A : B : C = (2×6 + 3×6) : (3×12) : (4×12) = 30 : 36 : 48 = 5 : 6 : 8 But given B's profit = 3000 => 6 ratio = 3000 For total => 19 ratio = Rs. 9500.

Answer: A) None follows Explanation:

Answer: A) Dalveer Bhandari Explanation: India's nominee to International Court of Justice (ICJ) Dalveer Bhandari (70) was re-elected to fifth and the last seat of World court. Bhandari received 183-193 votes in United Nations General Assembly and secured all 15 votes in UN Security Council (UNSC). He was elected after Britain withdrew its candidate from the election. This is the first time since the ICJ was established in 1945 that there will be no British judge in ICJ. Bhandari is fourth Indian judge to be elected to ICJ after B.N. Rau, Nagendra Singh and RS Pathak.

Answer: B) 35% Explanation: According to World Bank Indicator India - Land use: Agriculture Land - 1797090 sq. Km (about 60.4%).  Forest Area - 677598 sq. Km. (about 22.08%).  Agriculture Irrigated land - 35 %.

Answer: B) Soil Explanation: Plants receive their nutrients mainly from Soil. Because Soil contains all Minerals, Water, Humus and some useful Microbes which are responsible for the proper Growth of the Plants.