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811
Numismatics focuses on the study of which objects?
Correct Option
Option A
Explanation
Numismatics is the study and collection of currency, particularly coins, medals, and paper money. This field examines historical context, minting methods, and monetary systems, making Option A correct. Option B is graphology, the analysis of handwriting. Option C is petrology or geology, which concerns rocks. Option D points to etymology or philology, the study of word origins and languages.
812
In geology, Ibn Sina wrote about:
Correct Option
Option A
Explanation
He gave scientific reasons for mountains and earthquakes.
813
Physics, chemistry, geology, and biology are examples of
Correct Option
Option A
Explanation
Natural sciences study the physical world and living organisms. They contrast with social sciences, arts, or politics. Together, they build knowledge about nature.
814
The Earth science branch that studies weather is
Correct Option
Option A
Explanation
Meteorology focuses on atmospheric processes, weather patterns, and climate. It uses data from satellites, radars, and models. Unlike geology, it studies the sky and atmosphere.
815
The branch of science that studies fossils is
Correct Option
Option C
Explanation
Paleontology examines fossils to understand ancient life forms and Earth’s history. It overlaps with geology and biology. By studying fossils, scientists reconstruct evolutionary history.
816
The study of Earth’s structure and processes is called
Correct Option
Option D
Explanation
Geology investigates the Earth’s crust, rocks, and processes like earthquakes and volcanoes. It provides insight into Earth’s history and resources. Unlike astronomy, it focuses specifically on our planet.
817
Biology includes the study of
Correct Option
Option C
Explanation
Biology explores organisms, from microbes to humans, and their ecosystems. It examines structures, functions, growth, and evolution. Unlike geology or astronomy, its focus is life.
818
The study of living organisms belongs to
Correct Option
Option A
Explanation
Biology is the branch of science devoted to studying living organisms, their structures, processes, and interactions. It covers everything from microscopic cells to entire ecosystems. Unlike geology or astronomy, biology is focused on life.
819
Which medieval scholar is known for his work in geology and correctly identified that mountains are formed through the movement of the Earth's crust and sediment?
Correct Option
Option A
Explanation
In addition to medicine, Ibn Sina was a brilliant geologist. He theorized that mountains were formed by the upheaval of the Earth's crust and by the effects of water and wind over vast timescales, anticipating the modern theory of mountain building (orogeny).
820
Which scholar's work 'The Meadows of Gold' (Muruj al-Dhahab) included early discussions on geology and the changing of the Earth's surface?
Correct Option
Option A
Explanation
Al-Masudi was a 10th-century historian and geographer known as the 'Herodotus of the Arabs.' He observed fossilized shells in mountains and theorized about the shifting of seas and land over long periods, making him a precursor to the modern study of geology and paleontology.
