WorksheetsSoil 🌱
Total questions: 30
Worksheet time: 35mins
This quiz is over (a) .
You did an experiment to see how adding humus would improve plant growth. You added humus to plant A and kept plant B in regular soil. They both got the same amount of sunlight and water. Based on the results, what can you conclude?
Plant A will not grow any flowers
Plant B will die
Humus made plant A grow faster
Humus had not effect on plant A
A student wants to know which soil is the best to plant tomatoes in. Which of the following experiments can he complete to figure it out?
Plant seeds in each type of soil.
Pour 200 mL of water into each soil to see how much water is retained.
Compare the color of the soil to a color chart
Wet the soil and feel the texture.
A gardener wants to add humus to his soil because it contains a lot of nutrients and helps retain water. What does humus form from?
Sand
Rocks and minerals
Decayed animals and plants
Volcanic lava
Which of the following is NOT a property of soil?
Color
Texture
Where it's located
Ability to retain water
What are plants?
living things like radishes, trees, roses, and grass
rocks in soil
animals
Plants get the light they need from:
Rain
Sun
Soil
Clean air and carbon dioxide
Plants need all of the following except:
water
air
light
pizza
Which horizon is made up of partially weathered rocks?
Horizon A
Horizon B
Horizon C
Horizon D or R (Bedrock Layer)
When things such as twigs and leaves fall onto the top layer of soil, they are called:
Trash
Litter
Hummus
This layer of soil initially formed on bedrock, and serves as a foundation for Horizons A & B. It is known as Horizon C, or ___________.
Bottom Dollar
Subsoil
Parent Material
Bedrock
Which of the following is the BEST description of sand?
It is tan. It feels gritty in your fingers.
It is reddish brown. It sticks together when wet.
It is light brown. It feels like flour. It is a fine powder.
It is black. It holds a lot of water. It has many nutrients.
Which of the following is the BEST description of gravel?
Colorful, small pieces that easily retain water
It is tan. It feels gritty in your fingers.
It is reddish brown. It sticks together when wet.
It is grey. The particles (pieces) are of varying sizes.
A student plants a seed in a pot filled with rocky soil. The plant is watered daily and placed on a windowsill. After three weeks, the plant has barely grown and looks sickly. Which of the following is the plant MOST LIKELY lacking?
air
light
nutrients
water
In which horizon is most of the HUMUS located?
Horizon D
