Environment

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Across
  1. 4. Deserts, grasslands, forests and tundra regions are the examples of
  2. 6. The true end of any food chain is the
  3. 8. A group of living organisms of the same kind living in the same place and at the same time refers to a
  4. 9. A product of photosynthesis is
  5. 10. The term ‘Environment’ has been derived from the French word which means to encircle or surround
Down
  1. 1. Which of these organisms has a diet consisting only of plant matter
  2. 2. Atmosphere consists of 79 percent Nitrogen and 21 percent Oxygen by
  3. 3. Which of the following is an example of a man-made ecosystem
  4. 5. Primary source of energy in a food web is/are
  5. 7. The science that deals with the relationship of various organisms with their environment is known as