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Biology 7 Online
OpenStudy (anonymous):

Help me please?

OpenStudy (anonymous):

What do you need help with

OpenStudy (anonymous):

Which aspect of soil characteristics is a soil triangle used for? Determining color Determining types of soils Separating soils by grain size Determining soil conservation techniques

OpenStudy (anonymous):

determining types of soil i believe

OpenStudy (anonymous):

Which Earth sphere causes the erosion of soils by running water such as rivers and oceans? Geosphere Hydrosphere Cryosphere Atmosphere

OpenStudy (anonymous):

Hydrosphere i think is the one you're looking for

OpenStudy (anonymous):

well there is your answer

OpenStudy (anonymous):

Which of the following best approximates the percentages of sand, clay, and silt in a clay loam? Use the soil texture table below to answer. User: Sara Aqqad In Course: Earth-Space Science V11 ( 3290) Instructor: Deborah Isom S1 Rocks and Minerals 04: Soil and Soil Formation Warning: There is a checkbox at the bottom of the exam form that you MUST check prior to submitting this exam. Failure to do so may cause your work to be lost. Question 1 (Multiple Choice Worth 2 points) Which of the following would be the best soil for gardening? Silty clay Sandy clay Silty sand Clay loam Question 2 (Multiple Choice Worth 2 points) Which aspect of soil characteristics is a soil triangle used for? Determining color Determining types of soils Separating soils by grain size Determining soil conservation techniques Question 3 (Multiple Choice Worth 2 points) Which Earth sphere causes the erosion of soils by running water such as rivers and oceans? Geosphere Hydrosphere Cryosphere Atmosphere Question 4 (Multiple Choice Worth 2 points) Which of the following best approximates the percentages of sand, clay, and silt in a clay loam? Use the soil texture table below to answer. Soil texture triangle. Clay loam soil is located in the exact center of the triangle. Public Domain Sand 40 Clay 30 Silt 30 Sand 20 Clay 60 Silt 20 Sand 70 Clay 15 Silt 15 Sand 30 Clay 10 Silt 60

OpenStudy (anonymous):

I just need the answer for the last one question 4

OpenStudy (anonymous):

i'll help you

OpenStudy (anonymous):

yes ive been since 6:00

OpenStudy (anonymous):

Which statement about soil color is true? Soils vary in color based on their depth. Soils do not vary in color based on their depth. Soils close to Earth's surface are always darker. Soils far from Earth's surface are always darker.

OpenStudy (anonymous):

#2 determining types of soil #3 hydrosphere

OpenStudy (anonymous):

Which of the following methods of soil conservation uses the roots of plants as anchors in the soil? Adding fertilizers to soil Planting trees on sloped surfaces Adding beneficial organisms to soil Watering grasses to add moisture

OpenStudy (anonymous):

@CHANDANALA

OpenStudy (anonymous):

@Princesskid could yall help?

OpenStudy (anonymous):

sure what do ya need

OpenStudy (anonymous):

Which statement about soil color is true? Soils vary in color based on their depth. Soils do not vary in color based on their depth. Soils close to Earth's surface are always darker. Soils far from Earth's surface are always darker.

OpenStudy (anonymous):

It's A i believe

OpenStudy (anonymous):

i guess its C. The soil layer closer to the earths surface generally contains dead and decaying organic matter ( like leaves fallen from trees , dead animals etc) called HUMUS which is dark bron in colour.

OpenStudy (anonymous):

dark brown

OpenStudy (anonymous):

A soil sample is 25 percent sand, 55 percent clay, and 20 percent silt. Use the following soil texture triangle to determine the type of soil present in this sample.Clay Silty loam Sandy clay Sandy clay loam

OpenStudy (anonymous):

@CHANDANALA?

OpenStudy (anonymous):

clay

OpenStudy (anonymous):

Which of the following methods of soil conservation uses the roots of plants as anchors in the soil ? the answer for this is B . logging in such areas gives way to landslides . This is because the roots of trees hold the soil firmly . In their absence , the soil becomes very loose and gets washed away during heavy downpour resulting in landslides.

OpenStudy (wolfe8):

Why so many questions? It's like a whole paper O.o

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