Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards
share
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Soil

Question on the study of soil.

QuestionAnswer
What is leaching? Leaching occurs when a lot of water seeps into soil, pulling with it all the nutrients.
What are the elements of soil? Mineral particles, water, plant litter, air and living organisms.
What is Humus? Humus is organic decomposed plant litter.
What is the role of living organisms in soil? Living organisms such a fungi, earthworms, insects and burrowing animals break down the organic matter to form humus and allow air and water to pass through easier.
What is role of water in soil? Water binds the soil together and provides hydration for the roots of plants.
What percentage is mineral matter in soil? 45%
Define the term hard pan. Hard pan is when rainfall is heavy and then form a crust which prevents water from seeping through it.
Where is red soil found? Red soil is found in areas close to the equator with hot and wet equatorial climates.
Created by: Candace7