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meiosis-is-important-because-it-generates-haploid-gametes-for-sexual-reproductionboth-a-and-b-it



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Q1.
Assertion :Gametes are formed independently either from diploid or haploid parents. Gametes are always haploid Reason: In diploid parents, gametes are formed through mitosis and meiosis while in haploid parents it occurs through meiosis
  1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
  2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
  3. Assertion is correct but Reason is incorrect
  4. Both Assertion and Reason are incorrect
Q2.
Meiosis is important because:
  1. It generates haploid gametes for sexual reproduction
  2. It generates variations
  3. Both (a) and (b)
  4. Meiosis and mitosis are the same and are interchangeable 
Q3.
A plant has rhizoids and is haploid. It needs water to complete its Iife cycle because the male gametes are motile. Identify the group to which it belongs.
  1. Pteridophyte
  2. Gymnosperm
  3. Monocot
  4. Bryophytes
Q4.
Assertion :Gametic meiosis occur in diplohaplontic life cycle. Reason: The diploid sporophyte forms gametes which undergo meiosis, thereby forming haploid gametes.
  1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
  2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
  3. Assertion is correct but Reason is incorrect
  4. Both Assertion and Reason are incorrect
Q5.
Centromere in metaphase stage of meiosis is important because it helps in
  1. Spindle formation
  2. Preventing non-sister chromatid to break
  3. Transcription process
  4. Plate formation

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