Principles of Inheritance and Variation

Bihar Board Class 12 · Biology · 55 past questions

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1. Q4 2026 Set A

   In which of the following animals does sex determination depend on number of chromosome sets ?

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2. Q8 2025

   In which of the following females heterogamety is found?

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3. Q19 2023

   Sex chromosome of human beings are –

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4. Q35 2020

   In which organism is ZZ/ZW type of sex determination observed?

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5. Q39 2019

   What do you mean by sex? Discuss different types of sex determination in brief.

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6. Q43 2018

   A normal vision female whose father is colour-blind marries a normal vision male. What would be the…

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7. Q46 2017

   Chromosome number in human being(male) is

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8. Q53 2015

   A person suffering from color blindness cannot recognise

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