Vitamins Trivia App Download | Class 9 Biology Trivia e-Book PDF | 1401
Class 9 Biology MCQs (Grade 9) From Textbook

Class 9 Biology MCQs – Certification Test 1401

Vitamins Trivia (Question 1401) – App & e-Book Download

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MCQ 1401: The night-blindness is caused by deficiency of:

  1. vitamin C
  2. vitamin B
  3. vitamin A
  4. vitamin D

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