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Current Affairs January 2024

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4

Which of the following is a source of non-point source pollution in aquatic ecosystems?

A. Wastewater Treatment Plants

B. Industrial Discharges

C. Runoff from Roads and Parking Lots

D. Oil Spills

Correct Answer :

C. Runoff from Roads and Parking Lots


Related Questions

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4

Which of the following is a source of non-point source pollution in aquatic ecosystems?

A. Wastewater Treatment Plants

B. Industrial Discharges

C. Runoff from Roads and Parking Lots

D. Oil Spills

What is the correct answer?

4

Which of the following is a method of soil conservation that involves planting crops in rows along the natural contours of the land to reduce erosion?

A. Terracing

B. Contour Plowing

C. Crop Rotation

D. Cover Cropping

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4

Which of the following is a method of reducing energy consumption in homes by improving insulation and sealing air leaks?

A. Energy Star Certification

B. Passive House Design

C. LEED Certification

D. Green Roof Installation

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Which of the following is an example of a natural ecosystem service?

A. Water Treatment

B. Soil Erosion

C. Pollination of Plants

D. Air Pollution

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4

Which of the following is a greenhouse gas that is released from livestock digestion and manure management?

A. Methane

B. Carbon Dioxide

C. Nitrous Oxide

D. Ozone

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Which of the following is a primary greenhouse gas emitted from the use of fossil fuels in transportation and industry?

A. Methane

B. Carbon Dioxide

C. Nitrous Oxide

D. Water Vapor

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4

Which of the following is a method of sustainable agriculture that involves planting a variety of crops in the same area to increase biodiversity and reduce the risk of pests?

A. Monoculture

B. Agroforestry

C. Crop Rotation

D. Intercropping

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4

Which of the following is a method of renewable energy production that involves harnessing the kinetic energy of ocean tides and currents?

A. Tidal Energy

B. Geothermal Energy

C. Biomass Energy

D. Hydropower

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4

What is the term for the layer of the atmosphere where weather events occur and most of Earth's weather phenomena take place?

A. Troposphere

B. Stratosphere

C. Mesosphere

D. Thermosphere

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4

Which of the following is a primary air pollutant?

A. Ground-level Ozone

B. Carbon Monoxide

C. Sulfur Dioxide

D. All of the above

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4

What is the term for the layer of the Earth's atmosphere that contains the ozone layer?

A. Troposphere

B. Stratosphere

C. Mesosphere

D. Thermosphere

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4

Which of the following is a method of conserving water in agriculture that involves watering plants at their roots rather than spraying them from above?

A. Drip Irrigation

B. Flood Irrigation

C. Center Pivot Irrigation

D. Furrow Irrigation

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4

What is the term for the gradual increase in the Earth's average temperature due to human activities?

A. Greenhouse Effect

B. Global Warming

C. Ozone Depletion

D. Acid Rain

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4

Which of the following is an example of a point source of water pollution?

A. Agricultural Runoff

B. Oil Spill from a Tanker

C. Acid Rain

D. Urban Stormwater Runoff

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4

Which of the following is a biodegradable waste material?

A. Plastic Bottles

B. Glass Containers

C. Fruit Peels

D. Aluminum Cans

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4

Which of the following is a non-renewable resource derived from the remains of ancient marine organisms?

A. Natural Gas

B. Wind Energy

C. Solar Power

D. Biomass

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4

Which layer of the atmosphere is closest to the Earth's surface?

A. Troposphere

B. Stratosphere

C. Mesosphere

D. Thermosphere

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4

What is the term for the process by which bacteria convert ammonia into nitrates and nitrites in the nitrogen cycle?

A. Denitrification

B. Nitrification

C. Ammonification

D. Nitrogen Fixation

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4

What is the term for the process by which an ecosystem gradually returns to its original state after a disturbance has occurred?

A. Restoration

B. Rehabilitation

C. Regeneration

D. Succession

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4

What is the primary cause of the depletion of the ozone layer?

A. Carbon Emissions

B. Deforestation

C. Chlorofluorocarbons (CFCs)

D. Sulfur Dioxide

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4

What is the term for the process by which soil particles are carried away by wind or water?

A. Leaching

B. Erosion

C. Evaporation

D. Condensation

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4

What is the term for the process by which plants convert sunlight into chemical energy?

A. Photosynthesis

B. Respiration

C. Fermentation

D. Combustion

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Which of the following is a characteristic of a sustainable ecosystem?

A. High biodiversity

B. Rapid resource depletion

C. Heavy pollution

D. Disruption of natural cycles

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4

Which of the following is a renewable source of freshwater?

A. Glacial Ice

B. Saltwater

C. Groundwater

D. Seawater

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4

Which of the following is an example of a natural greenhouse gas?

A. Carbon Dioxide

B. Water Vapor

C. Methane

D. Ozone

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4

Which layer of the Earth's atmosphere contains the ozone layer?

A. Troposphere

B. Stratosphere

C. Mesosphere

D. Thermosphere

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4

What is the term for the loss of a species from a particular habitat or from the entire planet?

A. Extinction

B. Endangerment

C. Overpopulation

D. Speciation

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What is the process by which plants release water vapor into the atmosphere called?

A. Evaporation

B. Transpiration

C. Condensation

D. Precipitation

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What is the term for the practice of intentionally releasing a species into a new habitat where it is not native?

A. Biological Control

B. Habitat Restoration

C. Invasive Species

D. Species Introduction

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Which of the following is a component of the Earth's hydrosphere?

A. Soil

B. Air

C. Water

D. Rock