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

Author Question: Early farmers in America were not able to use commercial fertilizers to improve cropland, instead ... (Read 273 times)

abern

  • Hero Member
  • *****
  • Posts: 533
on: Jul 21, 2018
Early farmers in America were not able to use commercial fertilizers to improve cropland, instead the _____ method was used.
 
  a. slash-and-burn
  b. squat-and-farm
  c. soil improvement
  d. organic

Question 2

Breathing, or gas exchange, takes place in tissue called _____.
 
  a. setae
  b. chelicerae
  c. accordion lobes
  d. booklungs


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jamesnevil303

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 21, 2018
Answer to Question 1

c

Answer to Question 2

D


abern

  • Member
  • Posts: 533
Reply 2 on: Jul 21, 2018
YES! Correct, THANKS for helping me on my review

emsimon14

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Vesalius’s De Humani Corporis Fabrica was an important early work on the human species. Vesalius’s De Humani Corporis Fabrica was an important early work on the human species.
Change in Drawing Abilities from Early to Middle Childhood Drawings become more realistic as fine m Change in Drawing Abilities from Early to Middle Childhood Drawings become more realistic as fine m
Early-maturing boys tend to be advantaged because they often fit cultural ideals of masculinity. Early-maturing boys tend to be advantaged because they often fit cultural ideals of masculinity.
Another early evolutionary example of immunity When a red sponge and a blue sponge are blended ... Another early evolutionary example of immunity When a red sponge and a blue sponge are blended ...
Lymphatic massage techniques improve the circulation of lymph fluid. Lymphatic massage techniques improve the circulation of lymph fluid.
Video: Homologous chromosomes during prophase I - Animation

For a complete list of videos, visit our video library