Answer: soil tests are most useful during the growing season to monitor plant nutrient uptake.
Explanation:
Not rounded:
0.005% of 100 = 0.005
Rounded to maximum 2 decimals:
0.005% of 100 ≈ 0.01
0.004% of 100 = ? ... 0.006% of 100 = ?
1% of 100 = ?
Explanation:
I'm guessing the answer is oxygen.
