61. Choose the correctly matched pair:
A. Ferrous minerals – Natural gas
B. Non-ferrous minerals – Nickel
C. Non-metallic minerals – Limestone
D. Energy minerals – Cobalt
Answer:
Explanation:
62. Why was Otto von Bismarck considered the chief architect of German unification? Choose the correct option.
A. He formed alliances with Italy and France for the unification process.
B. He granted autonomy to Prussia with the support of conservatives.
C. He carried out the nation-building process with the help of the army and bureaucracy.
D. He led liberal and romantic scholars for a cultural movement.
Answer:
Explanation:
63. Which crop was introduced to Europe and Asia from America?
a) Wheat
b) Rice
c) Potato
d) Barley
Answer:
Explanation:
64. Read the following statements and choose the most appropriate option.
Assertion (A): In the First World War, the Allies included Britain, France, and Russia.
Reason (R): Japan and Austria joined the Allies later.
Options:
A. Both A and R are true, and R is the correct explanation of A.
B. Both A and R are true, but R is not the correct explanation of A.
C. A is true, but R is false.
D. A is false, but R is true.
Answer:
Explanation:
65. Who among the following set up the first iron and steel industry in India?
A. Jamsetjee Tata
B. Dwarkanath Tagore
C. Ghanshyam Das Birla
D. Dhirubhai Ambani
Answer:
Explanation: