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Current Affairs January 2024

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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

Correct Answer :

B. Contour Plowing


Related Questions

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What is the term for the process by which water is absorbed by plants from the soil and released into the atmosphere as water vapor?

A. Evaporation

B. Transpiration

C. Condensation

D. Precipitation

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What is the term for the process by which nitrogen gas is converted into a form that plants can use?

A. Nitrogen Fixation

B. Nitrification

C. Denitrification

D. Ammonification

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4

Which of the following is a keystone species in a marine ecosystem?

A. Sea Star

B. Clownfish

C. Algae

D. Seagull

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Which gas is released during the process of photosynthesis?

A. Oxygen

B. Carbon Dioxide

C. Methane

D. Nitrous Oxide

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

A. Troposphere

B. Stratosphere

C. Mesosphere

D. Thermosphere

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Which gas is primarily responsible for global warming?

A. Oxygen

B. Carbon Dioxide

C. Nitrogen

D. Methane

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What is the term for the variety of life forms, including different species, ecosystems, and genetic variations within a given area?

A. Biodiversity

B. Ecosystem Services

C. Ecological Footprint

D. Habitat Fragmentation

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Which of the following is a renewable source of energy?

A. Coal

B. Natural Gas

C. Solar Power

D. Nuclear Energy

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What is the term for the process of breaking down rocks into smaller particles through physical or chemical means?

A. Weathering

B. Erosion

C. Deposition

D. Sedimentation

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4

Which of the following is considered a non-point source of water pollution?

A. Factory Effluent Pipe

B. Sewage Treatment Plant

C. Pesticide Runoff from Fields

D. Oil Spill from a Tanker

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4

Which of the following is a method of reducing air pollution from vehicles by using technologies that trap and remove pollutants from exhaust gases?

A. Catalytic Converter

B. EGR Valve

C. ABS System

D. CVT Transmission

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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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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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What is the term for the measure of the total ecological footprint of an individual or population?

A. Carbon Footprint

B. Ecological Footprint

C. Water Footprint

D. Environmental Impact Index

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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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What is the main cause of soil erosion?

A. Deforestation

B. Agricultural Practices

C. Urbanization

D. All of the above

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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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What is the term for the gradual increase in the acidity of oceans due to the absorption of excess carbon dioxide from the atmosphere?

A. Acidification

B. Salinization

C. Alkalization

D. Neutralization

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4

What is the term for the process by which a species evolves over time to better suit its environment?

A. Evolution

B. Adaptation

C. Speciation

D. Mutation

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What is the process of converting waste materials into reusable materials called?

A. Recycling

B. Incineration

C. Landfilling

D. Composting

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Which of the following is a major component of the Earth's biosphere?

A. Water

B. Soil

C. Air

D. Living Organisms

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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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Which of the following is a greenhouse gas that is over 20 times more effective at trapping heat in the atmosphere compared to carbon dioxide?

A. Methane

B. Nitrous Oxide

C. Hydrofluorocarbons (HFCs)

D. Sulfur Hexafluoride (SF6)

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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

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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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

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4

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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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