2071: Which one of the following pairs is not correctly matched ?
(a) Bakhti itihas : Badal Sarkar
(b) Sita Swayamvar : Vishnu Das Bhave
(c) Yayati : Girish Karnad
(d) Giddha : Jabbar Patel
2072: Consider the following statements made about the sedimentary rocks :
I. Sedimentary rocks are formed at Earth's surface by the hydrological system.
II. The formation of sedimentary rocks involves the weathering of pre-existing rocks.
III. Sedimentary rocks contain fossils.
IV. Sedimentary rocks typically occur in layers.
Which of these statements are correct ?
(a) I and II
(b) I and IV
(c) II, III and IV
(d) I, II, III and IV
2073: Estuaries possess distinct blooms of excessive growth of a pigmented dinoflagellates. These blooms are called
(a) red tides
(b) sea tides
(c) black tides
(d) sea flowers
2074: The average annual temperature of a meteorological station is 26 degree Celcius, its average annual rainfall is 63 cm and the annual range of temperature is 9 degree Celcius. The station in question is
(a) Allahabad
(b) Chennai
(c) Cherrapunji
(d) Kolkata
2075: Chlorophyll contains:
(a) Beryllium
(b) Calcium
(c) Magnesium
(d) Strontium