CBSE Class 12 Biology Human Reproduction Assignment Set B
POINTS TO REMEMBER Acrosome : A small, sheathy structure at the end of a sperm. Blastula : A stage of embryogendesis which comes after morula and has a hollow fluid filled space called blastocoel. Endometrium : Innermost glandular layer lining the uterine…
CBSE Class 12 Biology Environmental Issues Assignment Set B
POINTS TO REMEMBER Pollution : Undesirable physical/chemical/biological characteristics of air/water/ land which cause damage to the animals/plants/humans and architectural structures. Pollutants : Agents which cause pollution. Slash and Burn Agriculture…
CBSE Class 12 Biology Human Reproduction Assignment Set A
Important Questions for NCERT Class 12 Biology Human Reproduction Question. Which of the following method of contraception is highly effective but having poor reversibility :(a) Sterilisation(b) Oral pills(c) IUD(d) Barrier methodsAnswer : A Question. The base of the sertoli…