Answer: B) FALSE Explanation: FALSE. Each hemoglobin molecule can transport four molecules of oxygen.   Hemoglobin, or Hb, is a protein molecule found in red blood cells (erythrocytes) made of four subunits: two alpha subunits and two beta subunits. Heme the component of hemoglobin responsible for binding oxygen consists of an iron ion that binds oxygen and a porphyrin ring that binds the globin molecules, one molecule binds one molecule of oxygen and can bind up to four oxygen molecules.

Answer: A) appositional growth Explanation:

1. A fixed budget is established for a specific level of activity whereas flexible budget is prepared for various levels of activity. 2. Fixed budget cannot be changed after the period commences, whereas a flexible budget can be changed after the period commence. 3. Fixed budget is more suitable for fixed expenses whereas flexible budget takes both fixed as well as variable expenses in account. 4. Fixed budget includes only fixed costs, whereas a flexible budget includes fixed costs, variable costs and semi variable costs. 5. Fixed budget is mainly used in planning stage whereas flexible budget is used in controlling stage.

Answer: C) Rs. 20 Explanation: Let the Oranges be 'O', Bananas be 'B' and Apples be 'A' From the given data,   2O + 3B + 4A = 15 ...... (I) 3O + 2B + A = 10 ..... (II) On adding (I) and (II), 5O + 5B + 5A = 25 O + B + A = 5 4O + 4B + 4A = 20.

Answer: D) 56 Explanation: Days remaining 124 – 64 = 60 days Remaining work = 1 - 2/3 = 1/3 Let men required men for working remaining days be 'm' So men required = (120 x 64)/2 = (m x 60)/1 => m = 64 Men discharge = 120 – 64 = 56 men.

Answer: C) GOOGLE Explanation: In keeping with Prime Minister Narendra Modi's vision of a 'New India', Google India and the Ministry of Electronics and Information Technology (MEITY) announced a set of initiatives aimed at empowering citizens and creating abundant oppurtunities for all.

Answer: C) Mukesh Ambani Explanation: Reliance Industries Chairman Mukesh Ambani overtook China’s Hui Ka Yan to become Asia’s richest person with a total wealth of $42.1 billion. According to Forbes’ real time billionaire’s list, Ambani's personal wealth rose by $466 million in 2017.

Answer: A) Kazakhstan Explanation: