Successfully reported this slideshow.
We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. You can change your ad preferences anytime.

07 natural resources and their management jstse previous years

692 views

Published on

jstse 2015 question paper with solution,
jstse books,
jstse book for class 9 pdf,
jstse 2016-17,
how to prepare for jstse,
jstse 2015 answer key,
jstse exam sample paper for class 9,
jstse official website,
jstse previous year papers,
jstse,

Published in: Education
  • Be the first to comment

  • Be the first to like this

07 natural resources and their management jstse previous years

  1. 1. Previous Years (Biology-Natural Resources & Their Management) www.AmansMathsBlogs.com JSTSE PREVIOUS YEARS BIOLOGY : Natural Resources & Their Management 1. Life supporting zone of Earth is known as: [2012] (a) Hydrosphere (b) Biosphere (c) Atmosphere (d) Lithosphere 2. The three R's which can help to conserve natural resources: [2013] (a) recycle, regenerate, reuse (b) reduce, recycle, reuse (c) reduce, reuse, redistribute (d) Both (a) and (b) 3. Causing storage losses to agricultural produce: [2013] (a) Insects (b) Rodents (c) Mites (d) All the above 4. One of the following is a green House gas [2013] (a) CO2 (b) N2 (c) O2 (d) H2 5. Which of the following is a rock bee? [2013] (a) Apis dorsata (b) Apis cerana (c) Apis florae (d) Apis mellifera 6. In Nigrogen cycle which bacteria is responsible for nitrification: [2014] (l) Rhizobium (b) Clostridium (c) Nitrosomonas (d) Azotobactor 7. One of the following is a Green House Gas: [2014] (a) CO2 (b) N2 (c) O2 (d) H2 www.AmansMathsBlogs.com
  2. 2. Previous Years (Biology-Natural Resources & Their Management) www.AmansMathsBlogs.com 8. Depletion of ozone layer is due to: [2014] (a) CO2 (b) CFC (c) NH3 (d) H2 9. Rainfall patterns prevailing in an area generally depends on: [2015] (a) Temperature (b) Wind patterns (c) Pressure increase (d) Pollution levels 10. Which of following is green-house gases? [2015] (a) Carbon dioxide (b) Methane (c) Nitrous oxide (d) All the above 11. Clearing of forests and using that land for other purposes is called: [2015] (a) Deforestation (b) Afforestation (c) Social forestry (d) Reforestation 12. July 11, is observed as: [2015] (a) World population day (b) No tobacco day (c) World Health day (d) World Environment day 13. 2, 4-D is a: [2015] (a) Insecticide (b) Pesticide (c) Weedicide (d) All of the above 14. Rhizobium lives in the : [2015] (a) Yeast cells (b) Stem of green plant (c) Air (d) Root nodules of leguminous plant www.AmansMathsBlogs.com

×