Applications are invited from eligible candidates for the CSIR JRF NET Examination, June 2016. CSIR will hold the Joint CSIR-UGC Test Tentatively on Sunday 19th June, 2016 for determining the eligibility of the Indian National candidates for the award of Junior Research Fellowships (JRF) NET and for determining eligibility for […]
What is population? An ecosystem consists of many species. Species is a group of living organism comprising of similar individuals capable of exchanging genes through interbreeding. The individuals of a same species of a particular region are called population. Population definition: “A group of individuals of a particular species occupying […]
Gram Positive vs Gram Negative Bacteria What is Grams staining? Christian Gram, a Danish Physician in 1884 developed a staining technique to distinguish two types of bacteria. The two categories of bacteria based on gram staining are Gram positive bacteria and Gram negative bacteria. Bacteria are first stained with crystal […]
Dicot Stem Vs Monocot Stem Anatomical Similarities and Different Between Dicot Stem and Monocot Stem (I). Similarities between dicot stem and monocot stem: Ø Epidermis is usually single layered in both dicots and monocots Ø Thick layer of cuticle present in both groups Ø Hypodermis is present in both the […]
Lichen Characteristics: Lichens are structurally organized permanent symbiotic association between fungi and algae. The fungal component of lichen is called mycobiont and the algal component of lichen is called phycobiont. Theophrastus (371 – 284 BC), who is known as the ‘Father of Botany’, for the first time used the term […]