Q1. Geological history of the Earth refers to the
(a) Various geological events of history
(b) Various events since the evolution of Earth
(c) An evolutionary sequence in which the geological events occurred since the evolution of planet Earth.
(d) Study of history in relation to geology
Q2. Geological time is(a) Scale of geological history of Earth
(b) Time of geological past
(c) Time from which a geologist has got samples
(d) None of these
Q3. The smallest division of geological time scale is
(a) Eon
(b) Eras
(c) Stage
(d) Periods
Q4. There are __________ major eras in modern geological time scale.
(a) Four
(b) Three
(c) Five
(d) Only two
Q5. Pre-Cambrian era marks the
(a) Origin of rocks some 4,600 million years ago
(b) Origin of micro-organisms some 4,600 million years ago
(c) Origin of the Earth some 4,600 million years ago
(d) None of these
Q6. The longest era of the classification of the history of the Earth is
(a) Cenozoic era
(b) Pre-Cambrian era
(c) Paleozoic era
(d) Mesozoic era
Q7.The time period of Precambrian era is around __________ million years.
(a) 542
(b) 470
(c) 270
(d) 100
Q8. The Paleozoic era starts at __________ million years ago and ends at million years ago.
(a) 500; 100
(b) 542; 251
(c) 470; 150
(d) 470; 225
Q9. The Paleozoic era contains __________ time periods
(a) Six
(b) Four
(c) Five
(d) Seven
Q10 The resources which are found in a region but have not been utilised are called:
(a) Renewable
(b) Non-renewable
(c) National
(d) Potential
Q11. Mesozoic era covers million years of geological time.
(a) 100
(b) 185
(c) 50
(d) 200
Q12. The main periods of Mesozoic era include
(a) Triassic period and Cretaceous period
(b) Jurassic period and Triassic period
(c) Triassic period, Jurassic period, and Cretaceous period
(d) Cretaceous and Jurassic period
Q13. Laterite soil is developed in areas with
(a) low temperature and low rainfall
(b) high temperature and low rainfall
(c)low temperature and heavy rainfall
(d) high temperature and heavy rainfall
Q14. The Cenozoic era follows __________ era.
(a) Paleozoic
(b) Eocene
(c) Mesozoic
(d) Pre-Cambrian
Q15. The most recent era of the geological time scale is
(a) Mesozoic
(b) Cenozoic
(c) Triassic
(d) Paleocene
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