প্রাইমারি শিক্ষক নিয়োগ প্রস্তুতি [লং কোর্স]
Indicate the error. (10 - 11)
১০) Sooner or later, all lakes are influence by eutrophication, a process in which lake sediment lowers the depth of the water and drains oxygen from it.
১০) Sooner or later, all lakes are influence by eutrophication, a process in which lake sediment lowers the depth of the water and drains oxygen from it.