Helpful for competitive exams
Common disease causing organisms like Ascaries, Entamoeba, Plasmodium, Any fungus causing ring worm through permanent slides, models, virtual images or specimens. Comment on symptoms of diseases that they cause.
Materials Required-Plants with large bisexual flowers, Tweezers, Scissors, Brush, Alcohol, Rubber bands / threads, Polythene bags, Tags, Magnifying Glass etc. Principle-Controlled pollination is a step of artificial hybridization. Emasculation is followed by a controlled pollination. The process of removal of stamens from bisexual flowers in order to prevent self-fertilization is called emasculation. Emasculation is carried
Aim-Controlled pollination-emasculation, bagging and tagging Read More »
Aim-Preparation and analysis of Pedigree Charts of any one of the genetic traits such as rolling of tongue, blood groups, ear lobes, widow’s peak and colour blindness in a selected special family. Principle– The Mendelian concept of dominance and segregation can also be studied in humans by preparing and then analyzing the pedigree charts. The
Please Watch This Video Pertaining to Environment Related Issues
GREEN Olympiad – Responsibility Towards the Planet Read More »
https://forms.gle/cL8VFRGE2UEcFnA3A
MONTHLY TEST (NOVEMBER) SCIENCE CLASS 7 27.11.20 Read More »
