1.Who is the author of Origin of species?
Charles Darwin.  Darwin was a British scientist who laid the foundations of the theory of evolution and transformed the way we think about the natural world.
2. What is the Bio - diversity?
Biodiversity is the variety and differences among living organisms from all sources, including terrestrial, marine, and other aquatic ecosystems and the ecological complexes of which they are a part.
3. Define virology?
The branch of science that deals with viruses is virology.
4. Define Bacteriology?
The branch of science that deals with bacteria is Bacteriology.
5. What are the importances of Bacteriology?
. Curdling of milk
. Decomposition of organic wastes into manure
. Some bacteria act as bio - fertilizer increasing the yield
6. Who discovered bacteria ?
Anton Van Leeuwenhoek in 1675.
7. Who discovered electron microscope ?
Electron microscope was discovered by Ernst Ruska and Max Knoll in 1931.
8. Name two bacterial diseases?
Pneumonia, Tetanus, Tuberculosis.
9. Name a unicellular plant?
Chlamydomonas is a motile, unicellular plant. It is an alga
10. Write short note on mushroom?
We see small umbrella- like structures growing on bark of trees, in the soil and broken wooden pieces during rainy season A mushroom (or toadstool) is the fleshy, spore-bearing fruiting body of a fungus, typically produced above ground on soil or on its food source.