Answer: A) Satya Nadella Explanation:

Answer: D) all of the above Explanation:

Answer: C) 12 Explanation: -4-(-10) = -4+10 = 6   -10-(-4) = -10+4= -6   Therefore, 6-(-6) = 6+6 = 12

Answer: C) 12 Explanation: we can do this by trial and error method. Putting x = 2,we get 2²(2² - 1) = 12.checking with other integers, the above equation always gives a value which is a multiple of 12,So, x²(x² - 1) is always divisible by 12.

Answer: A) Central Government Explanation: Corporation tax is a tax imposed on the net income of the company. Companies, both private and public which are registered in India under the Companies Act 1956, are liable to pay corporate tax. Taxes in India are levied by the Central Government and the state governments. Some minor taxes are also levied by the local authorities such as the Municipality. The authority to levy a tax is derived from the Constitution of India which allocates the power to levy various taxes between the Central and the State.   Hence, Corporate Tax is imposed by Central Government.

Answer: D) all a, b and c Explanation:

Answer: A) Proteins Explanation: A pulse is an edible seed that grows in a pod. Pulses include all beans, peas, and lentils.Pulses are a great source of protein. This means they can be particularly important for people who do not get protein by eating meat, fish or dairy products.   However, pulses can also be a healthy choice for meat-eaters. You can add pulses to soups, casseroles and meat sauces to add extra texture and flavor. This means you can use less meat, which makes the dish lower in fat and cheaper.

Answer: A) Limestone Explanation: Karst is a type of landscape that is characterized by caverns, caves, sinkholes, and underground streams. These features were all caused by erosion of the underlying rock.   Limestone type of rock usually underlies a karst landscape.