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Biology - Class 12 Holiday Assignment (2)

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THE INDIAN COMMUNITY SCHOOL – KUWAIT
Committed to Excellence in Education Since 1959
CLASS 12 -HOLIDAY ASSIGNMENT [2023-24]
SUBJECT: BIOLOGY
(Answers for 1 to 8 to be written neatly in the notebook.)
1. Describe the process of megasporogenesis in an angiosperm. Draw neat
labelled diagram of a mature embryo sac.
2. Trace the events taking place in a flower from the time of pollen grain
entry up to the completion of fertilisation
3. Define the processes of spermiogenesis and spermiation.
4. Explain embryonic development from fertilized ovum up to its
implantation.
5. Specify ways of prevention from STDs.
6. Suggest some methods to assist infertile couples to have children.
7. Explain the causes, inheritance pattern and symptoms of two Mendelian
genetic disorders.
8.Work out a typical Mendelian dihybrid cross and state the law that he
derived from it.
9. Complete Biology record book.
10.Project work to be completed.
****Note- Submission date on or before 27th August ****
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