consider the following 1. Paints2. Herbicides3. Furniture4. Resin workWhich of above includes the toxicchemical ‘Isocyanate’a) Only 1 and b) Only 1,2 and 3c) Only 1and 3 d) All of above 47.
which of the following causingsoil pollution1. Mixture of plastics2. Sewage sludge3. Fly ash4. Medical and industrial sludgeWhich of above are correct in thefollowing codesa) Only 2 and3b) Only 1,2a and 3c) Only 1,2 and 4d) All of the above 48.consider the following statementsregarding endemic species found in India1.
A very large number of species found inwestern Ghats and north-eastern region are endemic or found in these areas onlyin India.2. The endemics are concentrated mainly in northeast, western Ghats and northwest Himalayas and Andaman and Nicobar IslandsWhich of the following statements arecorrect?a) Only 1b) Only 2c) Both 1 and 2d) None of above 49.
consider the following statements1. The eastern Himalayan hotspot extends to northeastern India and Bhutan.2. The temperate forests are found at an altitudeof 1780 to 3500 mts in eastern Himalayan hotspot.3. The western Ghats region lies parallel towestern coast of Indian peninsula for almost 1600 km in maharastra, Karnataka,tamilnadu, KeralaWhich of above given statements arecorrect?a) Only 1 and 2b) Only 1c) Only 2 and 3d) All 1,2and 350.consider the following inorganicpollutants released by Mining1.
ferric hydroxide2. Hydrogen sulphide3. Sulphuric acid4. ChloridesWhich of above are correcta) 1,2, and 3b) 2,3 and 4c) 2 and 4d) All of above51.consider the following statementsabout noise pollution1. A person hearing can be damaged if exposed tonoise level below 75 decibels over a prolonged period.2.
WHO recommends that sound level in indoorsshould be more than 30 decibelsWhich of above are incorrectstatementsa) Only 1b) Only 2c) Both 1 and 2d) None of above52.consider the following statementswith reference to ocean acidification1. uptake of atmospheric carbon dioxide by oceanincreaseS2. Concentration of carbonate ions increases3. Concentration of hydrogen ion increasesWhich of above given statements are/iscorrect?a) Only 1 and 2b) Only 2 and 3c) Only 1d) Only 1 and 3 53.consider the following statementsabout REN211. It is the global renewable energy policy2.
Promotes renewable energy to meet needs ofindustrialized countries onlyWhich of above statements is/arecorrect?a) Only 1b) Only 2c) Both 1 and 2d) None of above54.which national park is inscribed asIndia’s first mixed world Heritage site on UNESCO World Heritage list.a) Manas national parkb) Great Himalayan national parkc) Khangchendzonga national parkd) None of above 55. consider the following statements1. Biosphere represents an interacting zonecomprising of air, water, land.2.
Biosphere is found in all Biomes3. Biotic interactions between organisms isfundamental for survivalWhich of the given statements is/arecorrect?a) Only 1b) Only 2c) Only 1and 3d) Only 2 and 3 56. consider the following1. Amensalism – one species harmed other remainsunaffected2. Competition – both species are harmed inassociation3.
Commensalism – one species benefits, the otheris unaffectedWhich of above are correctly paired?a) Only 1 and 3b) Only 2 and 3c) Only 2d) All of above 57. consider the following statements1. Bio-geo-chemical cycles include Gaseous cyclesonly.2.
phosphorus and calcium cycles are part ofGaseous cycle.Which of above statements areIncorrect?a) Only 1b) Only 2c) Both 1 and 2d) None of above58. consider the following Aquaticorganisms1. Neuston – unattached organisms lives atair-water interface2. Nekton – animals which are large and powerful swimmers3. Benthos – floating organisms on water surfaceWhich of above are correctly paired?a) Only 1 and 3b) Only 2 and 3c) Only 1 and 2d) All of above 59. Red tide refers toa) Bacteriab) Virus c) Algal bloomsd) Waves 60.
consider the following1. Green turtle – endangered2. Leather black turtle – vulnerable3. Olive ridly – critically endangered4. Hawsbill turtle – critically endangeredWhich of above are Incorrectly paired?a) Only 1b) Only 3c) Only 1 and 2d) Only 4