HIGHER SECONDARY EXAM, 2008 GEOLOGY (New Syllabus) (English version)
Group-A
1. Answer the following questions (Alternatives are to be noted): 1 x 10 = 10
Fill in the gap :
a) Granodiorite is a ______ plutonic rock. OR, A rock which is composed of gravel size particles is called ______.
b) Dharwar Super group of rocks were formed during , ______ geological age. OR, Upper Gondwana group of rocks were formed during _______ geological age.
c) Barakar formation is principally composed of ______bearing sedimentary rock. Answer in single word :
d) Name one sedimentary rock which shows no stratification. OR, Name the class of sandstone which contains 25% feldspar.
e) On which group of rock strata, is Mount Abu situated? State True or False :
f) Quartzite is an example of sendimentary rock. OR, marble is an example of igneous rock. Write briefly :
(g) What is Ring Fire?
(h) What is epicentre of an earthquake?
(i) What is isostatic anomaly?
(j) What is volcanic ash ?
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