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Biology

biology deals with the study of all living and non-living substances related to the living system.

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Molecular Basis Of Inheritance

diksha bhatla  
26 May 2022   

Nucleic acids are long polymers of nucleotides. While DNA stores genetic information, RNA mostly helps in transfer and expression of information. ...

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Excretory system

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...

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Cell Division And Cell Cycle

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...

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Plant Growth And Development

diksha bhatla  
26 May 2022   

Growth is one of the most conspicuous events in any living organism. It is an irreversible increase expressed in parameters such as size, area, le...

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Respiration In Plants

diksha bhatla  
26 May 2022   

Plants unlike animals have no special systems for breathing or gaseous exchange. Stomata and lenticels allow gaseous exchange by diffusion. Almo...

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Photosynthesis In Plants

diksha bhatla  
26 May 2022   

Green plants make their own food by photosynthesis. During this process carbon dioxide from the atmosphere is taken in by leaves through stomata a...

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Anatomy Of Flowering Plants

diksha bhatla  
25 May 2022   

Anatomically, a plant is made of different kinds of tissues. The plant tissues are broadly classified into meristematic (apical, lateral and int...

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Morphology Of Flowering Plants

diksha bhatla  
25 May 2022   

Root system is either tap root or fibrous. Generally, dicotyledonous plants have tap roots while monocotyledonous plants have fibrous roots. The r...

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Biological Classification

diksha bhatla  
21 May 2022   

Biological classification is defined as the process of grouping organisms according to certain similarities.Linnaeus proposed the two kingdoms of ...

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Plant Kingdom

diksha bhatla  
23 May 2022   

Plant kingdom includes algae, bryophytes, pteridophytes, gymnosperms and angiosperms. Algae are chlorophyll-bearing simple, thalloid, autotrophic ...

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Environmental Issues

diksha bhatla  
26 May 2022   

Two major environmental issues of global nature are increasing greenhouse effect, which is warming Earth, and depletion of ozone in the stratosphere...

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The Living World

prakash joshi  
17 May 2022   

the first chapter of class 11th Biology NCERT...

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Health And Nutrition: Vitamins

prince joshi  
16 Apr 2020   

 Vitamins are the organic catalysts found in food in minute traces and have no calorific value but they are vital to physiological proce...

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Classification of organisms

jagriti  
18 Nov 2019   

There are billions of species on earth with tones of differences and similarities too. Classification is important to categorise and find deta...

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Notes All ❱

List of Vitamins & Minerals along with Chemical name, Deficiency Diseases and Sources

jigisha mehra  
27 May 2022   

List of Vitamins & Minerals - Chemical names, Deficiency diseases and Sources...

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Biochemical Respiration

jigisha mehra  
25 Oct 2021   

respiratory substrate ...

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Fat Soluble Vitamins: Vitamin A, D, E, And K

prakash joshi  
16 Apr 2020   

Vitamin A, D, E, And K are fat-soluble vitamins. Vitamin A is unsaturated primary alcohol (Retinol). Structurally it is related to the plant pigment c...

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Water Soluble Vitamins: Source, Function And Deficiency Diseases

prakash joshi  
4 May 2020   

Water-soluble vitamins include vitamin B-complex (Vit. B1, B2 or Riboflavin, Nicotinic acid, Pantothenic acid, Pyridoxine, or B6, Folic Acid, Vit....

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classification of organisms - taxonomy

jagriti  
19 Nov 2019   

The domain is the highest order and species is the lowest order category.Biologists, such as Ernst Haeckel (1894), Robert Whittaker (1959) and Car...

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The five kingdom Classification, characteristic features and differences.

jagriti  
20 Nov 2019   

Robert Whittaker grouped organisms into...

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Some Important Facts Related To The Discovery Of Cell

jagriti  
2 Dec 2019   

Discovery of cell was proposed by Robert Hooke in 1665 and he himself saw the cell under microscope and thus credited with the discovery of cell...

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Blood | Functions and Composition of Blood

pharmacy exams  
22 Mar 2021   

Blood is specialized fluid connective tissue, transports nutrition, water and oxygen to various tissues and organs. circulates in closed vessels. sl...

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Function and characteristics of cells

jagriti  
4 Dec 2019   

 The different organs made by different kinds of cells perform different functions. For example – the stomach performs digestion of food, lungs pe...

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Cell Division by Mitosis | All stages of mitotic cell division

jagriti  
6 Dec 2019   

Mitosis occurs continuously inside the body or somatic cells.Daughter cells have a  diploid number (2N)  of chromosomes like their parent pl...

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Cell Division By Meiosis

jagriti  
25 Dec 2019   

Meiosis is the process by which a single cell is divided twice into four cells by containing half of the genetic information or chromosome of the pa...

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Cell Parts And Cell Organelles | Cell Biology

jagriti  
16 Jan 2020   

Living cells are bound by a membrane called the plasma membrane, also known as the cell membrane controls entry and exit of any substance like min...

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Practice (MCQs) All ❱

Score: 0 Time: 00:00

Question 1 of 1

Q.1 Which Is Known As The Power House Of The Cell?

  • Mitochondria
  • Ribosome
  • Nucleus
  • Golgi apparatus

Practice Tests All ❱

Biomolecules : Biology Revision Test (Class 11th) | MCQs for NEET

Biomolecules : Biology Revision Test (Class 11th) | MCQs for NEET
(25 Questions , 14 attempts)

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Molecular basis of inheritance (class 12th Biology) Revision Test | MCQs For NEET

Molecular basis of inheritance (class 12th Biology) Revision Test | MCQs For NEET
(25 Questions , 5 attempts)

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Excretory system - (Class 11th Biology) Revision Test | MCQs For NEET

Excretory system - (Class 11th Biology) Revision Test | MCQs For NEET
(24 Questions , 3 attempts)

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Cell Division and Cell Cycle (Class 11th Biology) Revision Test | MCQs For NEET

Cell Division and Cell Cycle (Class 11th Biology) Revision Test | MCQs For NEET
(25 Questions , 12 attempts)

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Plant Growth  and Development (Class-11th Biology) Revision Test | MCQs For NEET

Plant Growth and Development (Class-11th Biology) Revision Test | MCQs For NEET
(25 Questions , 4 attempts)

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Respiration in plants - (Class 11th Biology) Revision Test | MCQs for NEET

Respiration in plants - (Class 11th Biology) Revision Test | MCQs for NEET
(25 Questions , 1 attempts)

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Photosynthesis in Plants (Class 11th Biology) Revision Test | MCQs for NEET

Photosynthesis in Plants (Class 11th Biology) Revision Test | MCQs for NEET
(25 Questions , 5 attempts)

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Mineral nutrition (Class 11th Biology) Revision Test | MCQs for NEET

Mineral nutrition (Class 11th Biology) Revision Test | MCQs for NEET
(25 Questions , 7 attempts)

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Structural Organisation in Animals Biology (Class 11th) Revision Test | MCQs for NEET

Structural Organisation in Animals Biology (Class 11th) Revision Test | MCQs for NEET
(25 Questions , 8 attempts)

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Animal kingdom (Class 11th Biology) Revision Test | MCQs for NEET

Animal kingdom (Class 11th Biology) Revision Test | MCQs for NEET
(25 Questions , 18 attempts)

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Respiration Class 11th Biology | Practice MCQs with Answers for NEET

Respiration Class 11th Biology | Practice MCQs with Answers for NEET
(25 Questions , 6 attempts)

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Practice test : Biological Classification (Biology class 11th) | Practice MCQs for NEET

Practice test : Biological Classification (Biology class 11th) | Practice MCQs for NEET
(25 Questions , 62 attempts)

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Practice MCQs for NEET :  Digestion and Absorption Class 11th

Practice MCQs for NEET : Digestion and Absorption Class 11th
(25 Questions , 23 attempts)

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Locomotion and Movements, Biology class 11th | Practice MCQs for NEET

Locomotion and Movements, Biology class 11th | Practice MCQs for NEET
(25 Questions , 7 attempts)

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Chemical Coordination and Integration Practice Test | Class 11th Biology NEET MCQs

Chemical Coordination and Integration Practice Test | Class 11th Biology NEET MCQs
(25 Questions , 50 attempts)

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Body Fluid and Circulation, Class 11th Biology Practice Test | NEET MCQs

Body Fluid and Circulation, Class 11th Biology Practice Test | NEET MCQs
(25 Questions , 22 attempts)

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Neural control and coordination - Class 11th (Biology) Practice test | NEET MCQs

Neural control and coordination - Class 11th (Biology) Practice test | NEET MCQs
(25 Questions , 8 attempts)

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Reproduction in organisms- (Class 12th Biology) Revision Test | MCQs For NEET

Reproduction in organisms- (Class 12th Biology) Revision Test | MCQs For NEET
(25 Questions , 0 attempts)

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Sexual Reproduction in Flowering Plants - Class 12th Biology Practice Test| MCQs For NEET

Sexual Reproduction in Flowering Plants - Class 12th Biology Practice Test| MCQs For NEET
(25 Questions , 9 attempts)

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Reproductive Health (Class 12th Biology Revision Test) | MCQs for NEET

Reproductive Health (Class 12th Biology Revision Test) | MCQs for NEET
(25 Questions , 35 attempts)

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