Cell Cycle and Cell Division
Growth and reproduction are characteristics of cells. All cells reproduce by dividing into two, with each parental cell giving rise to two daughter cRead More…
Category: CLASS-XI (NST)
ANATOMY OF FLOWERING PLANT
Study of internal structure is called Anatomy. In this Chapter the internal structure and functional organisation of higher plants. The Tissues Read More…
ANIMAL KINGDOM
Characterised by heterotrophic eukaryotic, multicellular and their cells lack cell walls. Digest their food in an internal cavity and store food rRead More…
Plant Kingdom
It includes all eukaryotic chlorophyll-containing organisms commonly called plants. A few members are partially heterotrophic such as the insectivRead More…
BIOLOGICAL CLASSIFICATION
Aristotle was the earliest to attempt a more scientific basis for classification. He used simple morphological characters to classify plants into treRead More…
LIVING WORLD: NCERT NOTE
Ernst Mayr ( 1904-2004) Born on 5 July 1904, in Kempten, Germany, ERNST MAYR, the Harvard University evolutionary biologist who has been callRead More…
UNITS AND DIMENTIONS
Physics is the study of laws of nature. Observable & Measurable quantities like Mass, Length, time, Force, velocity are called physical quantitieRead More…