1)Yeastare single-celled microorganisms that are classified, along with molds and mushrooms, as members of the Kingdom Fungi.Yeastsare evolutionally diverse and are therefore classified into two separate phyla, Ascomycota or sac fungi and Basidiomycota or higher fungi, that togetherformthe subkingdom Dikarya

2)Shrubs are much taller than herbs which might be of our height. Shrub is a medium-sized plant with bushy, hard stems with branches. Although stems are hard, they are flexible but not fragile. Rose, lemon, andhennaare some of the common shrubs around us

Nostocis a diverse genus of cyanobacteria. ...Nostoc, first discovered in the 19th century, is one of the most widespread phototrophicbacteriain the world. As a nitrogen fixer, thesebacteriamay provide plants with important nutrients and therefore can be used agriculturally

An amoeba, often called amoeboid, is a type of cell or organism which has the ability to alter its shape, primarily by extending and retracting pseudopods. Amoebas do not form a single taxonomic group; instead, they are found in every major lineage of eukaryotic organisms.

Leech is an ectoparasite on cattle which isSanguinivorous