Solved papers for 10th Class Science Solved Paper - Science-2015 Delhi Set-III

done Solved Paper - Science-2015 Delhi Set-III Total Questions - 8

• question_answer1) Write the name and formula of the 2nd member of homologous series having general formula \[{{\mathbf{C}}_{\mathbf{n}}}{{\mathbf{H}}_{\mathbf{2n-2}}}\].
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• question_answer2) What is speciation?
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• question_answer3) Why should biodegradable and non-biodegradable wastes be discarded in two separate dustbins?
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• question_answer4) List four specific characteristics of the images of the objects formed by convex mirrors.
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• question_answer5) List two advantages associated with water harvesting at the community level.
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• question_answer6) Everyone of us can do something to reduce our personal consumption of various natural resources. List four such activities based on 3-R approach.
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• question_answer7) 

  (a) Name the following:

  (i) Thread like non-reproductive structures present in Rhizopus.

  (ii) 'Blobs' that develop at the tips of the non- reproductive threads in Rhizopus.

  (b) Explain how these structures protect themselves and what is the function of the structures released from the 'blobs' in Rhizopus.

   
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• question_answer8) List in tabular form, two distinguishing features between the acquired traits and the inherited traits with one example of each.
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