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Science, IX

Write the following experiments in your science practical or lab record book.

  1. Study of the characteristics of Spirogyra / Agaricus, Moss / Fern, Pinus (either with male or female cone) and an Angiospermic plant. Drawing and providing two identifying features of the groups they belong to.
  2. Observing the given pictures of earthworm, cockroach, bony fish and bird. For each organism, drawing of their picture and recording :
  3. a) one specific feature of its phylum.
  4. b) one adaptive feature with reference to its habitat.
  5. 3.Verification of the Laws of reflection of sound.
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