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

Author Question: Nitrogen fixation occurs by both natural and human processes. Indicate whether the statement is ... (Read 68 times)

penza

  • Hero Member
  • *****
  • Posts: 1,022
on: Jul 14, 2018
Nitrogen fixation occurs by both natural and human processes.
 
  Indicate whether the statement is true or false.

Question 2

Both the nitrogen and phosphorus cycles have been heavily modified by humans, with profound effects on ecosystems.
 
  Indicate whether the statement is true or false.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

hugthug12

  • Sr. Member
  • ****
  • Posts: 329
Reply #1 on: Jul 14, 2018
Answer to Question 1

Answer: TRUE

Answer to Question 2

Answer: TRUE


penza

  • Member
  • Posts: 1,022
Reply 2 on: Jul 14, 2018
Great answer, keep it coming :)

kswal303

  • Member
  • Posts: 316
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Gunnera growing on nitrogen-poor soil. Gunnera growing on nitrogen-poor soil.
Major structures of the human brain. Major structures of the human brain.
Breast cancer. Notice the tumor growing within a lactiferous gland, which occurs in infiltrating duc Breast cancer. Notice the tumor growing within a lactiferous gland, which occurs in infiltrating duc
Human embryonic stem cells stained with Tra-1-60 (green) - a stem cell marker and nestin (red), a ne Human embryonic stem cells stained with Tra-1-60 (green) - a stem cell marker and nestin (red), a ne
Opener A human X chromosome highlighted using fluorescence in situ hybridization Opener A human X chromosome highlighted using fluorescence in situ hybridization
Human Genetic Disorders Human Genetic Disorders
Video: Acid-base imbalances - metabolic acidosis and alkalosis

For a complete list of videos, visit our video library