3911: With reference to the blood in a normal person, which one of the following statements is correct?
(a) Compared to arteries, veins are less numerous and hold less of the body's blood at any given time
(b) Blood cells constitute about 70 per cent of the total volume of the blood
(c) White Blood Cells (WBC) are made by lymph nodes only
(d) The blood has more platelets than WBC
3912: Seven persons P, Q, R, S, T, U and V participate in and finish all the events of a series of swimming races. There are no ties at the finish of any of the events. V always finishes somewhere ahead of P. P always finishes somewhere ahead of Q. Either R finishes first and T finishes last or S finishes first and U or Q finishes last. If in a particular race V finished fifth, then which one of the following would be true ?
(a) S finishes first
(b) R finishes second
(c) T finishes third
(d) R finishes fourth
3913: It takes one minute to fill 3/7 th of a vessel. What is the time taken in minutes to fill the whole of the vessel ?
(a) 4/3
(b) 3/4
(c) 7/3
(d) 3/2
3914: Match List I (Physiological processes) with List II (Cell organelles) and select the correct answer by using the codes given below the lists :
List I : List II
I. Photosynthesis : (A) Plasma membrane
II. Mineral uptake : (B) Chloroplast
III. Respiration : (C) Mitochondria
IV. Protein Synthesis : (D) Ribosomes
Codes:
(a) I - A, II - B, III - C, IV - D
(b) I - A, II - B, III - D, IV - C
(c) I - B, II - A, III - C, IV - D
(d) I - B, II - A, III - D, IV - C
3915: The significance of the Bengal Regulation of 1793 lies in the fact that
(a) it provided for the establishment of the Supreme Court
(b) it restricted the application of English law to Englishmen only
(c) it accommodated the personal laws of Hindus and Muslims
(d) it provided for the appointment of the Indian Law Commission