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Current Affairs January 2024

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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

Correct Answer :

A. Drip Irrigation


Related Questions

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Which of the following is a non-renewable resource?

A. Wind Energy

B. Natural Gas

C. Solar Power

D. Biomass

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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

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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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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 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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Which of the following is an example of a biotic factor in an ecosystem?

A. Temperature

B. Soil pH

C. Predation

D. Rainfall

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

A. Troposphere

B. Stratosphere

C. Mesosphere

D. Thermosphere

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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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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 water droplets combine in clouds and form larger droplets that eventually fall as precipitation?

A. Condensation

B. Evaporation

C. Precipitation

D. Transpiration

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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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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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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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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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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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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 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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What is the main source of energy for photosynthesis?

A. Sunlight

B. Carbon Dioxide

C. Water

D. Oxygen

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What is the main greenhouse gas emitted from agricultural activities?

A. Methane

B. Carbon Dioxide

C. Nitrous Oxide

D. Chlorofluorocarbons

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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 by which soil particles are carried away by wind or water?

A. Leaching

B. Erosion

C. Evaporation

D. Condensation

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

A. Carbon Dioxide

B. Water Vapor

C. Methane

D. Ozone