498: With reference to the work of human kidney, consider the following statements:
1. After the waste is removed in the kidney, the cleaner blood is sent back through renal artery.
2. From Bowman's capsule, the filtered liquid passes through tiny tubes where much of the glucose is reabsorbed and sent back to the blood in the renal vein.
Which of these statements is/the correct?
(a) Only 1
(b) Only 2
(c) Both 1 and 2
(d) Neither 1 nor 2
500: A cube of side 2 units is placed in a rectangular coordinate system with its centre at the origin. The coordinates of a set of 4 non-adjacent corners is
(a) (1, 1, 1); (-1, -1, -1); (1, -1, -1);
(b) (1, 1, 1); (-1, 1, 1); (1, -1, 1); (1, 1, -1)
(c) (1, 1, 1); (-1, -1, -1); (-1, 1, 1); (1, -1,-1)
(d) (-1, -1, -1); (1, 1, -1);. (-1, 1, 1); (-1, 1, -1)