12th Standard Syllabus & Materials
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Published on: 13/05/2022
QB365 provides detailed and simple solution for every Creative Questions in class 12 Biology Subject. It will helps to get more idea about question pattern in every Creative questions with solution.
latest Creative QuestionsDownload Tamil Nadu 12th Standard Biology question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Biology Test1.
Name the accessory reproductive glands in female which are homologous to (a) Cowper's gland and (b) Prostate gland.
2.
In females a oogonia forms a single ovum only. What is the significance of the oogonia undergoing meiosis I & II when in a male, each spematogonia forms 4 sperms .
3.
What is orchidectomy?
4.
Define Implantation.
5.
Define fertilisation.
1.
In a female, Bartholin's gland is homologous to Cowper's gland and Skene's gland is homologous to the prostate gland.
2.
The meiotic divisions I & II take place in order to ensure that the ovum is haploid since normal chromosomal number is important for formation of normal zygote. Further polar bodies have less cellular contents and are small since they do not participate in fertilization most of the cellular contents lie in the ovum.
3.
Castration or surgical removal of testis is known as orchidectomy.
4.
Attachment of blastocyst to the uterine wall is called Implantation.
5.
Fusion of male and female gametes to form zygote, is called fertilisation.
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History
Computer Applications
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Computer Technology
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