Unit 2 Green Environment Words

1.

Obtuse means:
- A.
  
  Narrow
- B.
  
  Regulation
- C.
  
  Blunt
- D.
  
  Fresh Fruit
Correct Answer
C. Blunt

Explanation
The word "obtuse" is used to describe someone who is not very sharp or intelligent, or someone who is not very perceptive or quick to understand. In this context, "blunt" is the most appropriate synonym for "obtuse" as it means lacking sharpness or keenness of perception, and can also refer to someone who is straightforward or direct in speech or manner. The other options - narrow, regulation, and fresh fruit - do not accurately convey the meaning of "obtuse".

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2.

Multiple use means:
- A.
  
  More Than One Purpose
- B.
  
  Wastewater
- C.
  
  Salty
- D.
  
  Diagnostic
Correct Answer
A. More Than One Purpose

Explanation
Multiple use means that something can be used for more than one purpose. In this context, it implies that the term "multiple use" refers to something that has the ability to serve multiple functions or fulfill multiple objectives. It does not specifically relate to wastewater, saltiness, or diagnostic purposes, but rather emphasizes the versatility and multipurpose nature of the subject in question.

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3.

Battery means:
- A.
  
  Unbalanced
- B.
  
  Oil Drum
- C.
  
  Rotate Freely
- D.
  
  Stored Energy
Correct Answer
D. Stored Energy

Explanation
Battery refers to a device that stores energy and converts it into electrical energy for later use. It is commonly used in various electronic devices such as smartphones, laptops, and cars. The stored energy in a battery is released through a chemical reaction, providing power to the connected device. Therefore, "Stored Energy" accurately defines the term "battery".

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4.

Siting means:
- A.
  
  Material Collection
- B.
  
  Oil Spill
- C.
  
  Machine Head
- D.
  
  Choose Location
Correct Answer
D. Choose Location

Explanation
Siting refers to the process of selecting or choosing a location for a particular purpose. In this context, it means selecting a suitable location for a specific activity or project. This could involve considering various factors such as accessibility, environmental impact, cost, and feasibility before making a decision on the best location.

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5.

Repowering means:
- A.
  
  Rebuilding
- B.
  
  Pollution Cap
- C.
  
  Plant Life
- D.
  
  Treatment Capacity
Correct Answer
A. Rebuilding

Explanation
Repowering refers to the process of rebuilding or renovating a power plant to improve its efficiency, performance, and capacity. It involves replacing old equipment with newer and more advanced technology to enhance the plant's overall functionality. This can include upgrading turbines, boilers, and other components to increase power generation and reduce emissions. Repowering is a cost-effective solution to extend the life of a power plant and make it more environmentally friendly.

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6.

Exfoliate means:
- A.
  
  Peeling
- B.
  
  Speak
- C.
  
  Plate
- D.
  
  Compound
Correct Answer
A. Peeling

Explanation
Exfoliate means to remove dead skin cells from the surface of the skin. This process helps to improve the skin's appearance and texture by revealing smoother and brighter skin. It is often done using scrubs or exfoliating brushes to gently slough off the dead skin cells. "Peeling" accurately describes the action of exfoliating, making it the correct answer.

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7.

Liquefaction means:
- A.
  
  Mineral Removal
- B.
  
  Changes Into Liquid
- C.
  
  Grain Size
- D.
  
  Oil Drum
Correct Answer
B. Changes Into Liquid

Explanation
Liquefaction refers to the process of transforming a substance from a solid or gas state into a liquid state. It involves the conversion of matter into a liquid form, usually by applying heat or pressure. This process is commonly observed in materials such as ice melting into water or solid metals melting into molten form. Therefore, the correct answer is "Changes Into Liquid".

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8.

Wastewater means:
- A.
  
  Excavation
- B.
  
  Recycling
- C.
  
  Erosion
- D.
  
  Used Water
Correct Answer
D. Used Water

Explanation
Wastewater refers to used water that has been contaminated through various activities such as domestic, industrial, or agricultural processes. It includes water that has been used for washing, bathing, flushing toilets, or any other purpose, and is no longer suitable for immediate use. Wastewater contains various pollutants and contaminants that need to be treated before it can be safely discharged or reused. Therefore, the correct answer is "Used Water".

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9.

Raw water means:
- A.
  
  National Standard
- B.
  
  Estimate
- C.
  
  Day-To-Day
- D.
  
  Untreated Intake Water
Correct Answer
D. Untreated Intake Water

Explanation
Raw water refers to untreated intake water, which is water that has not undergone any treatment processes. It is sourced directly from its natural source, such as rivers, lakes, or groundwater, without any filtration, disinfection, or chemical treatment. Raw water may contain various impurities, including sediment, bacteria, viruses, and pollutants. It is typically treated before being used for drinking, industrial processes, or irrigation to ensure its safety and quality.

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10.

Tillage means:
- A.
  
  Herbivore
- B.
  
  Plowing
- C.
  
  Pesticide
- D.
  
  Odor
Correct Answer
B. Plowing

Explanation
Tillage refers to the process of plowing or cultivating the soil in order to prepare it for planting crops. This involves breaking up the soil, removing weeds, and improving its structure and fertility. Plowing is an essential part of tillage as it helps to loosen the soil, increase aeration, and create a suitable seedbed for planting. By choosing the correct answer as "Plowing," it indicates that tillage is specifically related to the act of plowing the soil.

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11.

Appressed means:
- A.
  
  Cover
- B.
  
  Infectious
- C.
  
  Lying Flat
- D.
  
  Contaminant
Correct Answer
C. Lying Flat

Explanation
The term "appressed" means to be pressed or flattened against something. In this context, "lying flat" is the closest meaning to appressed. It suggests that something is pressed or flattened against a surface, rather than being upright or standing tall. The other options, such as "cover," "infectious," and "contaminant," do not accurately capture the meaning of appressed.

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12.

Mandatory recycling means:
- A.
  
  Unnecessary
- B.
  
  Margin Of Error
- C.
  
  Peat Deposit
- D.
  
  Required By Law
Correct Answer
D. Required By Law

Explanation
Mandatory recycling refers to the practice of recycling being required by law. This means that individuals or businesses are legally obligated to recycle certain materials instead of disposing of them in regular waste bins. This requirement is put in place to promote environmental sustainability and reduce the amount of waste that ends up in landfills. By making recycling mandatory, governments aim to ensure that everyone participates in efforts to protect the environment and conserve resources.

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13.

Trunk means:
- A.
  
  Vertical Rows
- B.
  
  Root Disease
- C.
  
  Mineral Removal
- D.
  
  Tree Body
Correct Answer
D. Tree Body

Explanation
Trunk refers to the main part of a tree, which includes the stem, branches, and bark. It is the central support structure that carries nutrients and water from the roots to the leaves. The trunk also provides stability and strength to the tree, allowing it to withstand external forces such as wind or weight of the branches. Therefore, "Tree Body" is the correct answer as it accurately represents the meaning of trunk.

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14.

Impoundment means:
- A.
  
  Pre-Treatment Waste
- B.
  
  Confined By A Dam
- C.
  
  Foliage
- D.
  
  Fauna
Correct Answer
B. Confined By A Dam

Explanation
Impoundment refers to the act of confining or storing something, usually water, within a dam. This process involves creating a barrier, such as a dam, to restrict the flow of water and create a reservoir or pond. The purpose of impoundment is to control the flow of water, store it for future use, or prevent flooding. Therefore, the correct answer is "Confined By A Dam."

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15.

Decomposition means:
- A.
  
  Fluoride Reduction
- B.
  
  Prevent Settling
- C.
  
  Waste Wells
- D.
  
  Breakdown Of Matter
Correct Answer
D. Breakdown Of Matter

Explanation
Decomposition refers to the process of breaking down complex substances into simpler components. In the context of the given options, "Breakdown Of Matter" is the most appropriate explanation for decomposition. It implies the breaking down of substances or matter into smaller, simpler forms. This process can occur naturally or be facilitated by various factors such as heat, enzymes, or microorganisms. Decomposition plays a crucial role in the recycling of nutrients in ecosystems and the breakdown of organic waste materials.

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Unit 2 Green Environment Words

Obtuse means:

Multiple use means:

Battery means:

Siting means:

Repowering means:

Exfoliate means:

Liquefaction means:

Wastewater means:

Raw water means:

Tillage means:

Appressed means:

Mandatory recycling means:

Trunk means:

Impoundment means:

Decomposition means: