1.what is micorganisms?
ans:living microscopic organism
2.types of microorganisms?
algae, fungi, viruses, protozoa
3. prevention to harmful microorganisms?
by using antibiotics vaccine or penicillin
Meiosis is a special type of cell division of germ cells in sexually-reproducing organisms used to produce the gametes, such as sperm or egg cells. it involves two rounds of division that ultimately result in four cells with only one copy of each paternal and maternal chromosome.
This video is all about food chain of class 6 from cbse science book.it have the detailed explanation about necessity of food chain and relation between individual organisms of different population.the necessity of food chain is well explained for better understanding, by well animated pictures of all organisms like producer and consumer.also their importance is well described by the pictorial diagrams and images.
This video is all about components of food of class 6 from cbse science book.it have the detailed explanation about necessity of food in our lives and various essential nutrients required by our body for staying healthy and required energy to do various activities.for better understanding, the topic is well described by well animated pictures of all components of foods or nutrients along with their importance and their rich sources of availability.