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Updated 12th Standard Biology Study Materials 2022-2023 Exams

12th Standard Biology English Medium Zoology - Principles of Inheritance and Variation 2 Mark Book Back Question Paper and Answer Key 2022 - 2023 Study Materials Aug-26 , 2022

QB365 provides a detailed and simple solution for every Possible Book Back Questions in Class 12 Biology Subject - Zoology - Principles of Inheritance and Variation, English Medium. It will help Students to get more practice questions, Students can Practice these question papers in addition to score best marks.

12th Standard Biology English Medium Zoology - Principles of Inheritance and Variation 2 Mark Book Back Question Paper and Answer Key 2022 - 2023

Zoology - Principles of Inheritance and Variation 2 Mark Book Back Question Paper With Answer Key

12th Standard

    Reg.No. :
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Biology

Time : 00:15:00 Hrs
Total Marks : 14

    2 Marks

    7 x 2 = 14

  1. What is haplodiploidy?

  2. Distinguish between heterogametic and homogametic sex determination systems

  3. What is Lyonisation?

  4. What is criss-cross inheritance?

  5. What are holandric genes?

  6. Mention the symptoms of Phenylketonuria

  7. Mention the symptoms of Down's syndrome.

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