Water Management and Conservation: Chapter 5

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What percentage of the earth's water is found in the ocean?

70%

90%

87%

97% (correct)

What is the primary function of the hydrologic cycle?

To regulate the Earth's temperature

To distribute water throughout the Earth's atmosphere

To create precipitation and weather patterns

To continuously circulate water in the Earth-atmosphere system (correct)

What is the definition of freshwater?

Water that is used for agricultural purposes

Water that contains less than 1,000 milligrams per liter (mg/L) of dissolved solids (correct)

Water that contains less than 500 milligrams per liter (mg/L) of dissolved solids

Water that is used for recreational activities

What is the primary source of freshwater?

Surface water Signup and view all the answers

What is the primary purpose of managing and conserving water resources?

To ensure the availability of water for future generations Signup and view all the answers

What is a common disadvantage of solar energy?

High initial costs for material and installation Signup and view all the answers

What is the primary source of energy harnessed in hydropower?

Potential energy of dammed water Signup and view all the answers

What is a benefit of impoundment hydropower?

Creation of reservoirs for recreational opportunities Signup and view all the answers

What is a classification of hydropower plants based on capacity?

Micro-hydro, Mini-hydro, Large hydro Signup and view all the answers

What is a limitation of solar powered cars?

They do not have the same speeds and power as typical gas powered cars Signup and view all the answers

What is a common challenge faced by hydropower plants?

Water scarcity due to drought Signup and view all the answers

What is the term for non-decomposable wastes, either combustible or non-combustible?

Rubbish Signup and view all the answers

What is solid waste often called in relation to other forms of pollution?

The third pollution Signup and view all the answers

Which of the following is NOT a type of solid waste?

Water pollution Signup and view all the answers

What is the term for residues of the combustion of solid fuels?

Ashes Signup and view all the answers

Which of the following activities generates solid waste?

Domestic, commercial, and industrial activities Signup and view all the answers

According to RA 9003, what is included in the definition of solid waste?

All discarded non-hazardous institutional, ports/harbor and industrial waste, and other non-hazardous/non-toxic solid waste Signup and view all the answers

What is one of the consequences of solid waste breaking down in landfills?

Formation of methane Signup and view all the answers

What is the result of unmanaged solid waste in terms of flooding?

Aggravation of flood-related disasters Signup and view all the answers

What is the primary goal of ecological solid waste management?

Minimize environmental harm Signup and view all the answers

What is the recommended starting point for ecological solid waste management?

Household level Signup and view all the answers

What is the result of garbage accumulation in rivers, canals, and wetlands?

Obstruction of water flow Signup and view all the answers

What is the definition of solid waste management according to the U.S. Environment Protection Agency?

The application of techniques to ensure the orderly execution of waste management functions Signup and view all the answers

What is one simple step to reduce waste when shopping?

Buy products in minimal packaging Signup and view all the answers

What is the main goal of reusing unwanted items?

To reduce waste destined for landfills Signup and view all the answers

What is a potential health hazard of reusing certain items?

Exposure to toxic lead, mercury, and cadmium Signup and view all the answers

What is an alternative to buying brand new power tools?

Borrowing or hiring them Signup and view all the answers

What is a benefit of buying long-lasting kitchen utensils and household products?

They reduce the amount of waste produced Signup and view all the answers

What is one way to give new life to unwanted goods?

Using the internet to locate someone who can reuse them Signup and view all the answers