Answer:
I believe it’s neither
Explanation:
A precise measurement would be to the exact decimal point. A accurate measurement would be her weight. The scale is off by 30 pounds so it’s wayyyy off.
Most fertilizers are made from animal (Cow most of the time) waste. The animal waste is high in animal byproducts which are mostly nitrogen and phosphorous.
I apologize that I can't give more of a specific answer without getting more background information for your unit.
Answer:
a. Countercurrent
Explanation:
Countercurrent has been adapted from fish gills where the air is drawn from the blood flowing in the opposite direction to the water flowing to the gills.