Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN: 9781305389892
Author: Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher: Cengage Learning
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Textbook Question
Chapter 35, Problem 5TYK
Which of the following does not influence soil pH?
a. rainfall
b. the outward expansion of root systems
c. release of sulfur and nitrogen oxides into the air
d. decomposition of organisms
e. weathering of rock
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Students have asked these similar questions
Name the following as soil forming processes:
a. Soil erosion
b. Formation of humus
c. Weathering of sand
d. Nutrients absorbed by plant roots
e. deposition of organic matter
f. Leaching of water along with dissolved ions
Soil pH affects availability of nutrients for root absorption. The following statements are true except*
a. Low pH results in an increase in Aluminum toxicity.
b. Low pH results to unavailability of major nutrient elements.
c. Toxic metals are more available in acidic soil.
d. Low pH results in slow activity of soil-inhabiting microorganisms.
Cation Exchange capacity is:
Group of answer choices
a. The amount of cations that can be held by a given mass of soil.
b. Affected by soil texture
c. Affected by the amount of organic matter/Humus in a soil.
d. Affected by the amount of clay in a given soil
e) All of the above
Chapter 35 Solutions
Biology: The Dynamic Science (MindTap Course List)
Ch. 35.1 - Prob. 1SBCh. 35.1 - Do all plants require the same basic nutrients in...Ch. 35.2 - Prob. 1SBCh. 35.2 - Prob. 2SBCh. 35.2 - Prob. 3SBCh. 35.3 - Prob. 1SBCh. 35.3 - Distinguish between nitrogen fixation,...Ch. 35.3 - Prob. 3SBCh. 35 - Prob. 1TYKCh. 35 - Prob. 2TYK
Ch. 35 - Prob. 3TYKCh. 35 - Prob. 4TYKCh. 35 - Which of the following does not influence soil pH?...Ch. 35 - Prob. 6TYKCh. 35 - Prob. 7TYKCh. 35 - Prob. 8TYKCh. 35 - Prob. 9TYKCh. 35 - Prob. 10TYKCh. 35 - Discuss Concepts If you want to study factors that...Ch. 35 - Prob. 12TYKCh. 35 - Prob. 13TYKCh. 35 - Prob. 14TYKCh. 35 - Prob. 15TYKCh. 35 - Prob. 16TYKCh. 35 - Prob. 1ITDCh. 35 - Prob. 2ITDCh. 35 - Prob. 3ITD
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- When mineral nutrients are applied to the soil, which of the following may occur?Group of answer choices a. Taken in by the plant b. Leached below the root zone c. Tied up to colloids in the soil d) All of the abovearrow_forwardPermanent Wilting point occurs at a water concentration when Group of answer choices a. The water attached to the soil particle can’t be pulled off by the plant. b. When the soil is saturated c. All free water has drained from the soil and that remaining is held to the soil particle against gravitational pull. d) All of the abovearrow_forwardIn which layer would plants find the most nutrients? SOILLAYERS OL A: Humus & Top soil B: Subsoil( Clay) C: Parent Rock Humus Top soil Subsoil D: Bedrock Parent rock Bedrockarrow_forward
- Analyze each statement (A and B) whether they are true or false. Use the choices below in answering each item; A statement A is true B statement B is true C both A and B are true D neither A nor B are true (A) Soil moisture is the most variable physical property of the soil. (B) Soil moisture involves all the water that is in the soil including potential water that might arise from various biogeochemical reactions in the soil.arrow_forward(3) a. b. The characteristics of water molecules to maintain a continuous column of water is: a. Root pressure b. Transpiration C. d. Forces Cohesion - Addison The reason for my answer is because : a. Releasing water as water vapors b. A pressure excreted by root through root system C. Releasing water from tips of leaves as liquid d. Interaction among water molecules and adsorption of water molecules to walls of xylem vesselsarrow_forwardField Capacity occurs at a water concentration when; Group of answer choices a. The water attached to the soil particle can’t be pulled off by the plant. b. When the soil is saturated c) All free water has drained from the soil and that remaining is held to the soil particle against gravitational pull. d) All of the abovearrow_forward
- Good morning, hope you have a nice day ahead :) Write T if the statement is correct and if false underline and replace the word(s) with word(s) that will make the statement truearrow_forwardWe have 2 types of soils. One soil has bulk density of 2.75g/cm^3; second has bulk density of 1.5g/cm^3. What guess will we get from this information about the following soil properties for both soils? a. Soil structure b. Porosity c. Root penetration d. Presence of organic matterarrow_forwardWhat fraction of the soil represents the most active? A. Clay B. Pore spaces C. Humus D. Soil colloidsarrow_forward
- Which of the following is not an element of soil sustainability? a. Green manures b. Plowing C. Mulching d. Mixed farming e. Contour plowing Which of the following is not a phenolic a. Flavones b. Anthocyanins С. Coumarins d. Rubber e. Taninsarrow_forwardSoil formation is influenced by which factors? How availability of nutrients can affect the quality of soil?arrow_forwardSoil characterisation could help to determine soil type and soil health. Relate cation exchange capacity (CEC) with soil health and explain the roles of clay and organic matter in contributing to CEC. (i) What would you recommend to improve soils with low CEC and high CEC? Name ONE (1) negative effect of low CEC and high CEC soils, respectively. (ii) (ii) Suggest a suitable soil type for rice, oil palm and durian, respectively.arrow_forward
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