Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test General Science Biology Human body
What is the direct effect of water borne diseases responsible for?
1
typhoid
2
paratyphoid
3
diarrheal diseases
4
More than one of the above
5
None of the above