This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Which of the following fertilizer nutrients is NOT obtained from mining? a. phosphorus c. ... (Read 72 times)

Alygatorr01285

  • Hero Member
  • *****
  • Posts: 564
on: Jul 21, 2018
Which of the following fertilizer nutrients is NOT obtained from mining?
 
  a. phosphorus c. potassium
  b. nitrogen d. calcium

Question 2

Before tools were invented, humans used _____.
 
  a. rocks c. their hands
  b. flint d. all of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ong527

  • Sr. Member
  • ****
  • Posts: 285
Reply #1 on: Jul 21, 2018
Answer to Question 1

B

Answer to Question 2

D


Alygatorr01285

  • Member
  • Posts: 564
Reply 2 on: Jul 21, 2018
YES! Correct, THANKS for helping me on my review

Chelseyj.hasty

  • Member
  • Posts: 319
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Phosphorus cycle in a lake ecosystem. Phosphorus cycle in a lake ecosystem.
Coal Strip Mining in North Dakota Coal Strip Mining in North Dakota
Creede, Colorado, circa 1890, a rough silver mining town that grew from 660 people in 1889 to over 1 Creede, Colorado, circa 1890, a rough silver mining town that grew from 660 people in 1889 to over 1
A healthy diet is made up of well-balanced nutrients. A healthy diet is made up of well-balanced nutrients.
A healthy diet is made up of well-balanced nutrients. A healthy diet is made up of well-balanced nutrients.
Getting the Nutrients You Need within Limitations Getting the Nutrients You Need within Limitations
Video: Factors that increase metabolic rate and heat production

For a complete list of videos, visit our video library