Basic General Knowledge MCQs

✅ The correct answer is option C.

✅ The correct answer is option C.
Oxygen was independently discovered by Carl Wilhelm Scheele, in Uppsala, in 1773 or earlier, and Joseph Priestley in Wiltshire, in 1774, but Priestley is often given priority because his work was published first.

✅ The correct answer is option C.

✅ The correct answer is option C.

✅ The correct answer is option C.

✅ The correct answer is option A.

✅ The correct answer is option A.

✅ The correct answer is option C.

✅ The correct answer is option D.

✅ The correct answer is option C.