Answer: A) Veins Explanation: Veins carries Blood back from the body parts to the Heart.   We know that The circulatory system of our body is a loop. The Heart is the pump, the arteries and their smaller branches (arterioles) carry oxygen rich blood all through your body and the veins and their smaller branches (venules) carry oxygen depleted blood and waste products back.

Answer: C) Indus Explanation: The river which starts flowing from Himalayas on the North to southwards to empty in the Arabian sea is Indus River.

Answer: A) Jai Samhitha Explanation: How the name changed has so many stories. One of them is In the beginning, Mahabharata has 8800 Slokas and after that it reached to 24000 Slokas. And then it was named as The Great Bharata i.e, Mahabharata.

Let the present age's of mother be 'M' and that of her son be 'S'. According to the given data in the question, M - 5 = 3(S - 5) F - 3S = -10  ...............(1) Then given , M + 5 : S + 5 = 11 : 5  => 5M - 11S = 30 ..............(2)   From (1) & (2), we get S = 20 Then by substituting S = 20 in (1) or (2), we get M = 50.   Hence, the present age of mother is M = 50 years.