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Current Affairs January 2024

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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

Correct Answer :

A. Tidal Energy


Related Questions

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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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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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What is the main purpose of a wetland ecosystem?

A. Water purification

B. Recreational activities

C. Industrial development

D. Waste disposal

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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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Which of the following is a method of conserving water in agriculture that involves capturing and storing rainwater for later use?

A. Irrigation

B. Desalination

C. Rainwater Harvesting

D. Drip Irrigation

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What is the term for the process of removing salt and other minerals from seawater to make it suitable for drinking and irrigation?

A. Desalination

B. Filtration

C. Distillation

D. Purification

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What is the term for the variety of genetic traits within a population of a particular species?

A. Genetic Diversity

B. Species Diversity

C. Ecosystem Diversity

D. Habitat Diversity

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

A. Agricultural Runoff

B. Oil Spill from a Ship

C. Atmospheric Deposition

D. Groundwater Contamination

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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 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 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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What is the term for the variety of ecosystems in a given region or on the entire Earth?

A. Habitat Diversity

B. Biodiversity

C. Genetic Diversity

D. Species Diversity

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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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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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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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What is the term for the process of converting organic waste into a material that can be used as a soil conditioner or fertilizer?

A. Incineration

B. Composting

C. Recycling

D. Landfilling

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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

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Which of the following is a renewable resource derived from organic materials such as plant and animal waste?

A. Geothermal Energy

B. Biomass Energy

C. Tidal Energy

D. Hydropower

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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 measure of the total amount of greenhouse gases emitted by a particular activity or entity?

A. Carbon Footprint

B. Eutrophication

C. Acidification

D. Deforestation

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

A. Water

B. Soil

C. Rock

D. Air

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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 plants convert sunlight into chemical energy?

A. Photosynthesis

B. Respiration

C. Fermentation

D. Combustion

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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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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 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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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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What is the term for the process by which a body of water becomes nutrient-rich and supports excessive plant growth?

A. Eutrophication

B. Acidification

C. Salinization

D. Leaching