Zoology/Zoology MCQS[NEET-2021 to 2022]-ECG MCQs :- multiple choice questions and answers. e.g Zoology MCQS,Zoology Mock Tests , Zoology Practice Papers ,Zoology Sample Test,Zoology Sample questions

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Question 1:  ECG (Electrocardiogram) was developed first by

 Wilhelm His


Hubert Mann

Willem Einthoven

Total MCQS Questions are 28 in this paper Zoology MCQS[NEET-2021 to 2022]-ECG
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