Environment ecology latest inventions in science and technology current affairs. - One Line Questions

1. Which recent technological advancement allows for precise gene editing and has potential applications in conservation and agriculture? — CRISPR-Cas9 technology
2. Which of the following is an example of a 'keystone species'? — A predator whose removal causes a significant shift in the ecosystem structure
3. The 'Montreal Protocol' is an international treaty designed to: — Protect the ozone layer by phasing out ozone-depleting substances
4. What is 'in-situ conservation'? — Conserving species in their natural habitat
5. What does 'Sustainable Development' aim to achieve? — Meeting the needs of the present without compromising the ability of future generations to meet their own needs
6. What is 'acid rain' primarily caused by? — Emissions of sulfur dioxide and nitrogen oxides
7. The 'Ramsar Convention' is an international treaty for the conservation and wise use of: — Wetlands
8. Which environmental issue is most directly linked to the thinning of the ozone layer? — Increased exposure to harmful UV radiation
9. Which recent technological development allows for the mapping and monitoring of deforestation and land-use changes with high precision? — Drones and satellite imagery
10. Which technology is being developed to capture carbon dioxide directly from the atmosphere? — Carbon capture and storage (CCS)
11. Which of the following is a common method for treating wastewater? — Biological treatment processes
12. What is 'ocean acidification' primarily caused by? — Absorption of excess atmospheric carbon dioxide by seawater
13. Which of the following is a major consequence of deforestation? — Loss of biodiversity and increased soil erosion
14. What is the primary cause of eutrophication in water bodies? — Excessive nutrient enrichment, primarily nitrogen and phosphorus
15. The 'Tragedy of the Commons' describes a situation where: — Individuals acting in their own self-interest deplete a shared limited resource
16. The 'IPCC' (Intergovernmental Panel on Climate Change) provides: — Authoritative assessments of the scientific, technical, and socio-economic information relevant to understanding climate change
17. Which international agreement aims to limit global warming by reducing greenhouse gas emissions? — Paris Agreement
18. The 'Circular Economy' model aims to: — Reduce waste and pollution by keeping products and materials in use
19. Which type of pollution is most directly linked to respiratory illnesses? — Air pollution
20. Which of the following is a significant threat to coral reefs? — Ocean acidification and rising sea temperatures
21. The 'Green Revolution' primarily focused on increasing agricultural productivity through: — Genetically modified crops and synthetic fertilizers
22. The 'Paris Agreement' sets goals for countries to limit global temperature rise to well below 2 degrees Celsius, preferably to 1.5 degrees Celsius, compared to pre-industrial levels. This is related to: — Climate change mitigation
23. Biomagnification refers to the: — Accumulation of toxins in organisms at successively higher levels in a food chain
24. The 'Kyoto Protocol' was an international treaty that committed countries to: — Reducing greenhouse gas emissions
25. Which renewable energy source utilizes the Earth's internal heat? — Geothermal energy
26. Which of the following is a major source of non-renewable energy? — Natural gas
27. The concept of 'Ecological Footprint' measures: — The amount of biologically productive land and sea area needed to regenerate resources and absorb wastes
28. Which invention has enabled real-time global weather forecasting and climate monitoring? — Weather satellites
29. The term 'urban heat island effect' refers to: — The phenomenon where urban areas are significantly warmer than surrounding rural areas
30. The 'Anthropocene' is a proposed geological epoch characterized by: — The significant impact of human activities on Earth's geology and ecosystems
31. The concept of 'ecosystem services' refers to: — The benefits that humans derive from natural ecosystems
32. What is the 'carbon footprint'? — The total amount of greenhouse gases generated by our actions
33. The concept of 'carrying capacity' refers to: — The maximum population size an environment can sustain indefinitely
34. Which invention has revolutionized the study of microscopic organisms and their role in ecosystems? — The electron microscope
35. What is the 'greenhouse effect'? — The trapping of heat in the Earth's atmosphere by greenhouse gases
36. What is 'carbon sequestration'? — The capture and storage of atmospheric carbon dioxide
37. What is 'bioremediation'? — The process of using living organisms to clean up environmental pollutants
38. What is 'biodiversity'? — The variety of life in a particular habitat or ecosystem
39. Which invention significantly improved the monitoring and understanding of atmospheric pollution? — Satellite remote sensing technology
40. Which invention has enabled the development of highly sensitive sensors for detecting pollutants at very low concentrations? — The spectroscope
41. What is the primary environmental concern associated with the use of plastics? — Their persistence in the environment and potential for microplastic formation
42. What is the main environmental benefit of using electric vehicles (EVs)? — They produce zero tailpipe emissions
43. What is the primary goal of the 'Basel Convention'? — To control transboundary movements of hazardous wastes and their disposal
44. What is the main purpose of creating 'Wildlife Corridors'? — To connect fragmented habitats and allow wildlife movement
45. What is the primary aim of 'Zero Waste' initiatives? — To reduce waste generation and promote reuse and composting
46. What is the main function of the ozone layer in the Earth's stratosphere? — To absorb most of the Sun's harmful ultraviolet (UV) radiation
47. What is the primary goal of 'Conservation Biology'? — To protect biodiversity and prevent species extinction
48. What is the main principle behind 'Integrated Pest Management' (IPM)? — Employing a combination of methods to manage pests while minimizing environmental risks
49. What is 'phytoremediation'? — Using plants to remove or neutralize pollutants from soil and water
50. The 'Sustainable Development Goals' (SDGs) were adopted by which international body? — United Nations (UN)
All One Line Questions
E-Book Environment ecology latest inventions in science and technology current affairs. Online Test Environment ecology latest inventions in science and technology current affairs. Question Bank Environment ecology latest inventions in science and technology current affairs.