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Key Points Review Chapter 1

Description

A quiz to review the key points from the first chapter of the textbook.
Leah Jones
Quiz by Leah Jones, updated more than 1 year ago
Leah Jones
Created by Leah Jones about 8 years ago
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Resource summary

Question 1

Question
Most of the nutrients essential for growth are supplied to plants directly from the ___
Answer
  • Cosmic Radiation
  • Atmosphere
  • Humus
  • Rain Water
  • Soil Solution

Question 2

Question
Which of the following is (are) essential plant nutrients?
Answer
  • Sr
  • Al
  • Cu
  • Pb
  • All of the above

Question 3

Question
The lithosphere is made up of ___
Answer
  • Air
  • Rock
  • Plants and animals
  • Water
  • All of the above

Question 4

Question
The layers of contrasting material found when on digs a hole in the ground are called ___
Answer
  • Pedons
  • Pseudoliths
  • Horizons
  • Soil structure
  • Regoliths

Question 5

Question
A soil profile consists of (choose the best answer)
Answer
  • The sum of chemical and physical data known about a soil
  • The way a soil "feels"
  • The set of layers in a vertical cross-section of the soil
  • The general outline of a soil or groups of soil when viewed from the side
  • The spatial boundaries of a particular soil

Question 6

Question
"Subsoil" is generally equivalent to which soil horizon?
Answer
  • A
  • O
  • C
  • H

Question 7

Question
In a typical mineral soil in optimal condition for plant growth, approximately what percentage of the pore space would be filled with water and what percentage filled with air?
Answer
  • 10% water; 90% air
  • 90% water; 10% air
  • 50% water; 50% air
  • 25% water; 75% air
  • 25% water; 25% air

Question 8

Question
The amount of different sizes of mineral particles in a soil defines soil ___
Answer
  • Pore space
  • Profile
  • Texture
  • Solution
  • Personality

Question 9

Question
The water in the soil typically differs from pure water because soil water ___
Answer
  • Contains mineral nutrients
  • Is restrained in its flow by attraction to particle surfaces
  • Contains organic compounds
  • All of the above
  • None of the above

Question 10

Question
Except for some kinds of food, modern industry has made human dependence on soils a thing of the past.
Answer
  • True
  • False

Question 11

Question
Most of the water in our rivers and lakes has come in contact with and been affected by soil.
Answer
  • True
  • False

Question 12

Question
Plants can be grown without any soil.
Answer
  • True
  • False

Question 13

Question
The mineral particles in soil consist of sand, silt, and clay.
Answer
  • True
  • False

Question 14

Question
Most, if not all, of the nutrient supply stored in a fertile soil is in forms readily available to plants.
Answer
  • True
  • False
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