diksha bhatla  
26 May 2022   

In humans, the excretory system consists of one pair of kidneys, a pair of ureters, a urinary bladder and a urethra. Each kidney has over a millio...

diksha bhatla  
25 May 2022   

All organisms are made of cells or aggregates of cells. Cells vary in their shape, size and activities/functions. Based on the presence or absence...

diksha bhatla  
25 May 2022   

The basic fundamental features such as level of organisation, symmetry, cell organisation, coelom, segmentation, notochord, etc., have enabled us to...

diksha bhatla  
25 May 2022   

Cells, tissues, organs and organ systems split up the work in a way that ensures the survival of the body as a whole and exhibit division of labour....

diksha bhatla  
26 May 2022   

Reproduction enables a species to live generation after generation. Reproduction in organisms can be broadly classified into asexual and sexual repr...

diksha bhatla  
26 May 2022   

Humans are sexually reproducing and viviparous. The male reproductive system is composed of a pair of testes, the male sex accessory ducts and the a...

diksha bhatla  
26 May 2022   

Counselling and creating awareness among people about reproductive organs, adolescence and associated changes, safe and hygienic sexual practices, s...

diksha bhatla  
26 May 2022   

The origin of life on earth can be understood only against the background of origin of universe especially earth. Most scientists believe chemical e...

diksha bhatla  
26 May 2022   

Health is not just the absence of disease. It is a state of complete physical, mental, social and psychological well-being. Diseases like typhoid, c...

diksha bhatla  
26 May 2022   

Bacteria called lactic acid bacteria (LAB) grow in milk to convert it into curd. The dough, which is used to make bread, is fermented by yeast calle...

diksha bhatla  
26 May 2022   

Biotechnology deals with large scale production and marketing of products and processes using live organisms, cells or enzymes. Modern biotechnology...

diksha bhatla  
26 May 2022   

Genetically Modified Organisms have been created by using methods other than natural methods to transfer one or more genes from one organism to anot...

diksha bhatla  
26 May 2022   

Productivity, decomposition, energy flow, and nutrient cycling are the four important components of an ecosystem. Primary productivity is the rate o...

diksha bhatla  
26 May 2022   

Of the named species, > 70 per cent are animals, of which 70 per cent are insects. The group Fungi has more species than all the vertebrate species...

diksha bhatla  
26 May 2022   

There are special chemicals which act as hormones and provide chemical coordination, integration and regulation in the human body. These hormones regu...

diksha bhatla  
26 May 2022   

The neural system coordinates and integrates functions as well as metabolic and homeostatic activities of all the organs. Neurons, the functional unit...

diksha bhatla  
26 May 2022   

The cells of the human body exhibit amoeboid, ciliary and muscular movements. Locomotion and many other movements require coordinated muscular activit...

diksha bhatla  
26 May 2022   

Vertebrates circulate blood, a fluid connective tissue, in their body, to transport essential substances to the cells and to carry waste substances fr...

diksha bhatla  
26 May 2022   

Cells utilise oxygen for metabolism and produce energy along with substances like carbon dioxide which is harmful. Animals have evolved different mech...

diksha bhatla  
26 May 2022   

The digestive system of humans consists of an alimentary canal and associated digestive glands. The alimentary canal consists of the mouth, buccal cav...

deepika mehra  
14 Dec 2022   

Animals have several characteristics that set them apart from other living things. Animals are eukaryotic and multicellular, heterotrophic eukaryotes ...

pharmacy infoline  
20 Jun 2023   

Cell division is the process by which a cell divides into two or more daughter cells. It is a fundamental process for growth, development, and reprodu...