Cattle and sheep are exposed to lead and zinc when these poisons are in the _____.

Biology

2 answers:

pentagon [3]3 years ago

7 0

Answer:

Option D, grass they eat and water they drink

Explanation:

Most of the grazing animals including buffaloes, cows, and sheep have high level of lead and zinc in their blood or milk only when -

a) They graze is any farmland or grass land which is near to any lead/zinc smelter or factories that uses these two chemicals.

b) Or when these animals drink water from water bodies contaminated by lead or zinc released by industries.

Hence, option D is correct.

postnew [5]3 years ago

6 0

<span>D. grass they eat and water they drink</span>

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