General Science - Single MCQs (Page 32)

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Q311. Cholera Bacillus was discovered by?...Q312. Cell theory was propounded by?...Q313. Carborandum is?...Q314. Bryophytes are often called as amphibian plants because they?...Q315. An instrument that measures and records the relative humidity of air is?...Q316. Atom bomb is made on the basis of?...Q317. Balloons are filled with ?...Q318. Atoms of the same element, i. e., having the same atomic number that differ in a...Q319. Atoms are composed of ?...Q320. Argon gas was discovered by?...