Our environment

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Across
  1. 4. Growth, reproduction etc. of living organisms are affected by the ……………. components of ecosystem
  2. 5. All consumers are directly or indirectly dependent on ……………. for their energy requirements.
  3. 6. Gardens and crop-fields are ……………. type of ecosystems
  4. 7. Biodegradable materials persist in the environment as they have a ……………. nature.
  5. 8. Forests, ponds and lakes are examples of ……………. type of ecosystems.
Down
  1. 1. Organisms which synthesise carbohydrates from inorganic compounds using radiant energy are called
  2. 2. The transfer of energy in a food chain is always
  3. 3. Which is the best way for disposal of vegetable and fruit peels?