« previous next »

Author Question: Which of the following statements best describes the land available world-wide for increasing ... (Read 48 times)

sabina

  • Hero Member
  • *****
  • Posts: 563
on: Aug 27, 2018
Which of the following statements best describes the land available world-wide for increasing farming and food production?
 
  A) Only about 50 of the world's arable land is currently being used for agriculture.
  B) The amount of land available for growing food is decreasing, because some land has been converted to producing crops that can be used to make biofuels.
  C) Increased efficiency will allow us to quadruple our food production in the next 25 years.
  D) Converting more acres to organic farming practices will result in a large increase in food production.

Question 2

The monomer of polypropylene is
 
  A) CH2 CH2.
  B) CH2 CHCH3.
  C) CH3CH3.
  D) CH3CH2CH3.


juwms

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Aug 27, 2018
Answer to Question 1

B

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Location of major biodiversity hot spots around the world. Location of major biodiversity hot spots around the world.
Nurses possess a wide variety of experiences which they take into each patient encounter. Nurses possess a wide variety of experiences which they take into each patient encounter.
World Distribution of Temperature World Distribution of Temperature
The Parade of World Income The Parade of World Income
Lastlings - Perfect World (Official Music Video) Lastlings - Perfect World (Official Music Video)
Video: ACTH/Cortisol (glycogenolysis, protein catabolism, lipolysis and gluconeogenesis)

For a complete list of videos, visit our video library