After the tremendous success of Important Questions Bank HSC (12th Std) Board Exam 2016, 2017 and 2019 we have also created a list of Most Important Questions Bank for CBSE Class XII (HSC) Board Exam 2020 which are likely to appear in HSC Board Exams this year.
To unlock the content Click on any of 3 buttons available in the box below saying “This content is Locked”. Once you click on the button the content will get unlocked on same page itself. You must click on social media button showing in below box ie Facebook, Twitter or Google Plus to unlock the content.
BIOLOGY – IMPORTANT QUESTION BANK 2020
What are changes that can be seen post fertilization of a plant?
Write a short note on megasporogenesis.
What is vasectomy?
Explain briefly distinction between Sexual and Asexual reproduction.
Write a note on apomixes.
What are the methods to check the present population growth?
Small animals don not show regulation. Give reason to your answer.
Write a note on heterogametes? The individual gametes are known as?
Write the differences between Allogamy and Geitonogamy.
The process of fertilization in flowering plant referred as double fertilization. Give reason for the above statement.
What are the pros of pollination to angiospermic plant?
Explain cleistogamous flowers?
What are the effects of heroin in the body?
What is the difference between homologous and analogous structure?
Write down the strategies laid by the flowers tp prevent self- pollination.
Write a note on microsporogenesis.
What are the stages in the maturation of a micro space in pollen grain?
What is the role of the neural system in controlling respiration?
What is GEAC? What are the objectives of GEAC?
What is GMO? Write the pros and cons of GMO?
Write a note on recombinant vaccine.
Write the ways to control RNA.
Hi, we’re trying to collate and gather the data and would be updating it here a few days before the exam. Please keep on visiting our website for updates.
Please use the comments box below and post questions that you think are important from your analysis. It would help the HSC community a lot.
Do subscribe to our updates so that you do not miss out on any important information that we push your way.