DCOA Mixed Practice Test #74
10-question rapid practice for DCOA aspirants. Mix of General Knowledge, General Science. ~12-min set drawn from the verified Q-bank.
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DCOA Mixed Practice Test #74
10 questions · 12 minutes
Q1.India's first underwater metro in:
Q2.Radhakamal Mukherjee's 'Indian Working Class' (1945) studied:
Q3.Efficiency of a real transformer is typically:
Q4.Nitrogen makes up what % of Earth's atmosphere?
Q5.Nuclear family is:
Q6.Silent Valley protected after:
Q7.Krebs cycle (citric acid cycle) occurs in:
Q8.Displacement is:
Q9.Priyanka Gandhi first LS:
Q10.Wi-Fi typically operates in which frequency bands?
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