361: Consider the following statements :
1. FLISA test is employed as the first and most basic test for an individual to detect cancer.
2. Almost 50% of human beings have Rh+ blood while the remaining have Rh- blood.
Which of the statements given above is/are correct ?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
362: Pumice is derived from:
(a) Volcanic rock
(b) Sedimentary rock
(c) Igneous rock
(d) Acid lava
363: Two important rivers - one with its source in Jharkhand (and known by a different name in Odisha), and another with its source in Odisha - merge at a place only a short distance from the coast of Bay of Bengal before flowing into the sea. This is an important site of wildlife and biodiversity and a protected area.
Which one of the following could be this?
(a) Chandipur-on-sea
(b) Gopalpur-on-sea
(c) Bhitarkanika
(d) Simlipal
364: The variations in temperatures from 0 degree C to 100 degree C with respect to time of two liquids P, Q are shown in the graph given below :
Which one of the following statement is correct ?
(a) During heating, liquid P remained hotter than liquid Q throughout
(b) At no point of time during heating did the two liquids have the same temperature
(c) P attained the temperature of 100 degree C faster than Q
(d) Q attained the temperature of 100 degree C faster than P
365: The half-life of a radio active element is 5 years. The fraction of the radioactive substance that remains after 20 years is
(a) 1/2
(b) 1/4
(c) 1/8
(d) 1/16