1. Which one of the following figures represents the age of the earth?
a) 4.6 million years
b) 13.7 billion years
c) 4.6 billion years
d) 13.7 trillion years
Answer. c) 4.6 billion years
2. Which one of the following is not related to the formation or modification of the present atmosphere?
a) Solar winds
b) Differentiation
c) Degassing
d) Photosynthesis
Answer. b) Differentiation
3. Which one of the following is modern theory to explain the origin and evolution of the earth?
a) Nebular Hypothesis
b) Two stars theory
c) Big bang theory
c) Plate Tectonic theory
Answer. c) Big bang theory
4. Which one of the following figures represents the age of the universe?
a) 5 billion years
b) 13.7 billion years
c) 4.6 billion years
d) 13.7 trillion years
Answer. b) 13.7 billion years
5. Which one of the following figures represents the age of the Sun?
a) 5 billion years
b) 13.7 billion years
c) 4.6 billion years
d) 13.7 trillion years
Answer. a) 5 billion years
6. Which of the following figure represents the formation of oceans and continents on the earth?
a) 3,800 - 4,800 Million
b) 2,500 - 3,800 Million
c) 570 - 2,500 Million
d) 438 - 505 Million
Answer. a) 3,800 - 4,800 Million
7. "Blue-green Algae: Unicellular bacteria" appeared on earth -------years ago?
a) 3,800 - 4,800 Million
b) 2,500 - 3,800 Million
c) 570 - 2,500 Million
d) 438 - 505 Million
Answer. b) 2,500 - 3,800 Million
8. " First Fish" appeared on earth -------years ago?
a) 3,800 - 4,800 Million
b) 2,500 - 3,800 Million
c) 570 - 2,500 Million
d) 438 - 505 Million
Answer. d) 438 - 505 Million
9. " Soft-bodied arthropods" appeared on earth -------years ago?
a) 570 - 2,500 Million
b) 438 - 505 Million
c) 408-438 million
d) 286-360 million
Answer. a) 570 - 2,500 Million
10. " First Reptiles" appeared on earth -------years ago?
a) 570 - 2,500 Million
b) 438 - 505 Million
c) 408-438 million
d) 286-360 million
Answer. d) 286-360 million
11. Which of the following is the "age of Dinosaurs"
a) 570 - 2,500 Million
b) 438 - 505 Million
c) 286-360 million
d) 144-208 million
Answer. d) 144-208 million
12. Which of the following came first on the earth?
a) First Reptile
b) Frogs and Turtles
c) Dinosaurs
d) Rat-mice
Answer. a) First Reptile
13. Which of the following came last on the earth?
a) First Reptile
b) Frogs and Turtles
c) Dinosaurs
d) Rat-mice
Answer. d) Rat-mice
14. Life began to evolve sometime ------ million years ago on the earth?
a) 3,800
b) 4,000
c) 4, 300
d) 5,200
Answer. a) 3,800
15. Nebular hypothesis was initially postulated by?
a) Immanuel Kant
b) Laplace
c) Chamberlain and Moulton
d) Sir James Jeans and Sir Harold Jeffrey
Answer. a) Immanuel Kant
16. Which one of the following supported and revised the "Nebular hypothesis" in 1796?
a) Immanuel Kant
b) Laplace
c) Chamberlain and Moulton
d) Sir James Jeans and Sir Harold Jeffrey
Answer. b) Laplace
17. "Tidal hypothesis" which is also called the "Collision hypothesis" is given by
a) Immanuel Kant
b) Laplace
c) Chamberlain and Moulton
d) Sir James Jeans and Sir Harold Jeffrey
Answer. d) Sir James Jeans and Sir Harold Jeffrey
18. Planetesimal hypothesis is given by
a) Immanuel Kant
b) Laplace
c) Chamberlain and Moulton
d) Sir James Jeans and Sir Harold Jeffrey
Answer. c) Chamberlain and Moulton
19. Big bang theory is given by?
a) Georges LemaƮtre
b) Laplace
c) Chamberlain and Moulton
d) Sir James Jeans and Sir Harold Jeffrey
Answer. a) Georges LemaƮtre
20. Early atmosphere of the earth was largely comprised of?
a) Sulfuric acid and carbon dioxide
b) Hydrogen and Helium
c) Hydrogen and carbon dioxide
d) Helium and Carbon Dioxide
Answer. b) Hydrogen and Helium
21. Big-Bang theory’ explains the origin of (UPPSC 2016)
a) Mammals
b) Ice-age
c) Universe
d) Ocean
Answer. c) Universe
22. Consider the following events. (UPPSC 2018)
1. First reptiles
2. First insects
3. Shelled animals
4. First mammals.
Arrange the above events in chronological order of their origin on the earth and select the correct answer
from the codes given below:
Codes:
a) 2 1 3 4
b) 2 3 1 4
c) 3 2 1 4
d) 2 4 1 3
Answer. c) 3 2 1 4
23.
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