1. It is a gyre of marine debris particles found by Charles Moore in the Central North Pacific Ocean. It is characterised by exceptionally high relative concentrations of pelagic plastics, chemical sludge and other debris. What is it called?
(A) Pacific trash vortex
(B) The grand junk of Pacific
(C) Great Pacific garbage patch
(D) Both (A) and (C)
2. Which of the following statements is correct regarding vermi-processing toilet?
(A) It increases pollution.
(B) It uses more water for safe processing of human waste.
(C) The human excreta is completely converted to vermi-compost.
(D) The human excreta is treated with cockroaches and roundworms.
3. What is a tornado?
(A) An uneven heating between two regions
(B) A violent, twisting funnel of wind
(C) Moving of air from low pressure to high pressure
(D) None of these
4. Which of the following statements is correct regarding eutrophication?
(A) Eutrophication is the process of natural ageing of a water body due to inorganic nutrient enrichment.
(B) Nitrogen and phosphorus are the major drivers of eutrophication.
(C) It results in the depletion of dissolved oxygen in the water body.
(D) All of these
5. He was awarded with Ramon Magsaysay Award for Community Leadership in 2001 for his extensive work on water conservation in drought prone Eastern Rajasthan by building water harvesting structures. Who is he?
(A) Dr. Rajendra Singh
(B) Fateh Singh Rathore
(C) Valmik Thapar
(D) Chewang Norphel
6. ——- is any glacially formed accumulation of unconsolidated glacial debris that occurs in currently glaciated and formerly glaciated regions on Earth, through geomorphological processes.
(A) Delta
(B) Moraine
(C) Plumes
(D) Fluvial terrace
7. Asian brown cloud is a layer of air pollution that recurrently covers parts of South Asia. It is created by a range of airborne particles and pollutants from combustion, biomass burning and industrial processes. Which of the following countries does it cover?
(A) India
(B) China
(C) Paraguay
(D) Both (A) and (B)
Answer Key
1. D
2. C
3. B
4. D
5. A
6. B
7. D
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