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sir,i want previous paper of icar-ars net -Environmental science paper………plzzzzzzzzzzzzz…send me. nazia nazia_aai@yahoo.co.in Here I am giving you question paper for ICAR ARS NET examination of environment science course 1. Which one of the following sets shows the correct soil order in sequence of increasing age? a) alfisol, ultisol, entisol, mollisol b) entisol, alfisol, ultisol, mollisol c) entisol, ultisol, mollisol, alfisol d) entisol, mollisol, alfisol, ultisol 2. Plasticity of soil can be determined by a) Pycnometer b) Atterberg’s apparatus c) Buoyoucos hydrometer d) None of theses 3. The major organic cementing agent in soil aggregate formation is a) Lipids b) Proteins c) Polysaccharides d) Organic acids 4. Laterization is a process of accumulation in soil a) Silica b) CaCO3 c) CaSO4 d) Iron and aluminium oxides 5. Average content of silica in soil is a) 24 % b) 27 % c) 31 % d) 35 % 6. Podolization is a process of accumulation in soil a) Silica b) Iron and aluminium oxides c) CaCO3 d) CaSO4 7. Soil aggregation can be estimated by using a) Cone penetrometer b) Yoder’s apparatus c) Atterberg’s apparatus d) None of the above 8. Lowest category of soil classification includes a) Family b) Series c) Order d) Great group 9. ‘White alkali’ soil are a) Saline soil b) Acid soil c) sodic soil d) Saline Sodic soil 10. Which group of microorganisms have highest biomass in soil? a) Bacteria b) Actinomycetes c) Algae d) Fungi ICAR ARS NET environmental science paper ARS-NET Previous Questions - General Agriculture ARS-NET Previous Questions 1. International Institute of Tropical Agriculture is situated at a) Japan b) Nigeria c) Syria d) India 2. The propagation method “layering” is mainly done in a) Sweet orange b) Mango c) Lemon d) Banana 3. The largest living animal on the earth is a) Lion b) Elephant c) Blue Whale d) Buffalo 4. Which group of plants has maximum water use efficiency? a) C3 b) C4 c) CAM d) None 5. The longest phase in Mitosis is a) Prophase b) Telophase c) Metaphase d) Anaphase 6. The unsaturated fatty acids is determined by a) Iodine number b) Saponification between c) Both d) None 7. The fast growing tree species is a) Neem b)Cassia c) Eucalyptus d) Banyan 8. Ozone layer in the atmosphere absorbs a) Ultraviolet radiation b) Infra red radiations c) Total solar radiations d) All of these 9. Fruits are generally ___ in nature a) Acidic b) Alkaline c) neutral d) None 10. The casparian strips is present in a) Cortex b) Endodermis c) Root hair d) Epidermis 11. The green house effect is cause due to a) Depletion of ozone layer b) Increase in CO2 in the atmosphere c) Incoming UV rays on the earth d) Absorption of outgoing long wave radiation 12. Biochemical found in fish, which is responsible for cardiovascular disease a) Trimethylamine b) Omega 3 fatty acids c) Polyunsaturated fatty acids d) Incoming UV rays on the earth 13. Freezing point depression of a chemical solution is measured by a) Osmometer b) Viscometer c) Calorimeter d) None of these 14. The sex linked genes are found on the a) Z-chromosome b) X-chromosome c) S-chromosome d) B-chromosomes 15. Which one of the following is not a fish? a) Silver fish b) Milk fish c) Bombay Duck d) Dog fish Answers Nigeria Lemon Blue Whale CAM Prophase Iodine number Eucalyptus Ultraviolet Radiations Acidic Endodermis Increase in CO2 in the atmosphere Omega 3 fatty acids Osmometer X-chromosome Silver fish ICAR ARS NET environmental science paper Paper I-BASIC PLANT SCIENCES (Memory Based Questions) 1) “Everything else may wait but not agriculture” statement was given by J.L.Nehru 2) Father of White Revolution? Dr.Varghese Kurien 3) National Bio diversity Board is situated in (Chennai, Bangalore, Delhi, Hyderabad) 4) Ian Willmunt is associated with- Dolly (first cloned animal) 5) Red Blood Corpuscle formed in (Heart, Liver, Bone marrow, Kidney) 6) Gas having highest green house effect per unit molecular weight basis (CO2, CH4, CO, N2O) 7) IPR stands for Intellectual Property Right 8) Name of Vitamin –C is known as Ascorbic acid 9) Water soluble vitamins are B & C (fat soluble vitamins are A,D,E,K,) 10) Which element is deficient in milk-Iron 11) Blue revolution is related with (Potato, milk, aquaculture, fertilizers) 12) One bale of cotton is 170kg 13) Climacteric fruit -Apple 14) Which GM crops occupies largest area in world-Soyabean 15) Genome of which plant (s) has completely sequenced- Arabidopsis & Rice 16) Edible part of apple: Thalamus 17) Birdflu is caused by Influenza A virus sub type:H5N1 18) Central Tobacco Research Institute -Rajhmundry 19) Farmers day-December 23 20) Operation flood is associated with (floods, crops, water, milk) 21) Khaira disease in rice occur due to the deficiency of Zinc 22) PCR invented by Kary Mullis 23) The main function of endoplasmic reticulam (rough ER) is protein synthesis 24) Beaufort Scale is used to measure-wind pressure/strength 25) The shortest phase of all mitosis phases is Anaphase 26) Who coined the term Gene: Johansson 27) The longest mitotic phase is prophase 28) The main site for dark reaction of photosynthesis is stroma 29) Rate of transpiration is determined by: Ganong’s potometer 30) Apical bud dominance is caused by which hormone :Auxin Last edited by Aakashd; December 21st, 2019 at 01:13 PM. |
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sir could you please forward previous year question papers( Food Science & Technology) for ARS NET please sir sweety sweety.sdf@gmail.com |
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sir could you please forward previous year question papers( environmental science and forestry) for ARS NET please sir email; wanirafi.111@rediffmail.com |