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Aug 17, 2025

Mechanism of Breathing | Definition of Inspiration and Expiration

Pressure in Lungs

Breathing is the process which is accomplished in three states that is inspiration expiration and pause . Definition of inspiration - Entry of air into the lungs from outside during breathing is called inspiration

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Aug 04, 2025

Human Respiratory System | External Nares | Nasal Cavity | Pharynx

Lungs

Definition of respiration - This is the process of making energy available to organisms and their living cells through enzyme controlled catabolic breakdown of organic molecules. The organic materials that give energy during catabolism are called respiratory substrates.

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Jul 16, 2025

Disorders of Digestive System | Symptoms of Jaundice | Vomiting |

Symptoms of Diarrhoea

Jaundice- It is a disease that occurs due to Umesh discoloration of the skin due to deposition of bilirubin and biliverdin pigment. Jaundice can be offered according to the different position like prehepatic jaundice, intrahepatic jaundice and post hepatic jaundice.

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Jul 09, 2025

Absorption of Digested Products | Absorption of Water | Nephrons

Villus

Food and water is observed in different parts of the body and is distributed in different cells and tissues. Absorption of food is observed to be observed in the small intestine in the specific type of cell which is allotted for the absorption are called the villi

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Jun 27, 2025

Eleventh Grade | Eleventh Grade Science | Eleventh Grade Biology

Eleventh grade biology has been designed in accordance with the recommended topics. We will cover all the topics in biology very exciting and interesting way.

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Jun 27, 2025

Explain Digestion of Food | Salivary Glands | Oesophagus | Stomach

Human Digestive System

Before the digestion is start by the different enzymes secreted from the different digestive glands food must be turned and chut or mixed with saliva inside the mouth.

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Jun 21, 2025

Explain Human Digestive System | Mouth | Tongue | Pharynx | Teeth

Tongue

Digestive system is a system of alimentary canal and digestive glands. Alimentary canal- alimentary canal is a tube of variable diameter having muscular wall and glandular epithelial tissues which starts from a mouth and ends at anus. It is made up of mouth vestibule

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Jun 18, 2025

Vernalisation in Plants | Definition | Mechanism | Devernalization |

Photoperiod and Vernalisation

Definition of vernalisation- The change of flowering habit due to the low temperature treatment is known as vernalisation. This is a physiological process which was denoted by Clipart in 1857 invite but later it was explained and named by Lysenko in 1928.

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Jun 15, 2025

The Food We Eat | Food we Get from Plants and Animals | Carbohydrates

Food We Eat

What are the food that we should eat? Find out the names of ten food items in the word maze. Write the names in the correct column of the table given below. Food we get from plants Food we get from animals fish, egg, milk Why do we need food? All living things need food to

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Jun 10, 2025

Photoperiodism Long Day and Short Day Plant |Definition of Phytochrome

Photoperiodism

Definition of photoperiodism- photoperiodism is a process where the response of a particular flowering plant to the effective day length with respect to flowering occurs. In 1920 and in 1922 Garner and Allard in a variety of soybean made some experiments for understandin

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Jun 09, 2025

Physiological Effects of Plant Growth Regulators | Auxin, Gibberellins

Plant Hormones and Growth

Internal regulators of growth and development internal regulator of growth and development are genetic factors and growth regulator as these are important internal regulator. Best genetic factors are transmitted from one generation to another in the living organisms.

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Apr 27, 2025

Characteristics of Plant Growth Regulators | Definition | Functions |

Plant Growth Regulators

Definition of plant growth regulators- This are very small molecules synthesized from the cells of different parts which are associated with the plant cell growth. Growth in unicellular organism employees the increase in volume or increasing the number of organisms.

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Apr 22, 2025

Plants Development | Definition | Leaf Development | Factors Affecting

Definition of development- development is a biological process which can be defined as the process in which there is sequence of qualitative changes towards a higher or more Complex state.It consists of all the changes an organism have to undergo from the time of birth till

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Apr 21, 2025

Differentiation, Dedifferentiation and Redifferentiation | Definition

Differentiation

Cells from the root apical meristem and shoot apical meristem the camera that differentiate , mature to perform different functions. This process by which the cells undergo different major structural changes or few structural changes both in their protoplasm

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Feb 27, 2025

Explain about Growth in Plants |Definition of Growth & Differentiation

Phases of Growth

Growth is a permanent increase in length or volume of an organism that brought upon by an increase in its dimensions due to synthesis of new protoplasmic material.

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Dec 02, 2024

Definition of Respiratory Quotient | calculation | Application | Plant

Definition of respiration quotient- the ratio of the carbon-dioxide evolved to that of the oxygen consumed by a cell, tissue, plants or animals in a given time is called respiratory quotient. It is used for the basal metabolic rate in the living organisms when the BMR

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Jun 06, 2024

Amphibolic Pathway | Definition | Examples | Pentose Phosphate Pathway

Amphibolic Pathway

Definition of amphibolic pathway- Amphibolic pathway is a biochemical pathway where anabolism and catabolism are both combined together. Examples of amphibolic pathway- there are different biochemical reactions system as amphibolic pathway.

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Feb 18, 2024

Respiratory Balance Sheet | TCA Cycle | ATP Consumption Process

ATP Synthase in Mitochondria

The major component that produced during the photosynthesis is Glucose which is further metabolised by the different metabolic pathways like glycolysis, Krebs cycle, TCA cycle and produces energy which is then utilise by the organism for their different physiological

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Feb 04, 2024

Electron Transport System and Oxidative Phosphorylation | ETC |Diagram

Electron Transport Chains

It is also called ETC. Electron transfer means the process where one electron relocates from one atom to the other atom. Definition of electron transport chain - The biological process where a chains of redox reaction take place as electrons are transferred from the

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Jan 28, 2024

Tricarboxylic Acid Cycle | Krebs Cycle | Steps | End Products |Diagram

Aerobic Respiration

This is a type of process which execute in a cyclical form and final common pathway for oxidation of Carbohydrates fat protein through which acetyl coenzyme a or acetyl CoA is completely oxidised to carbon dioxide and ultimately water is known as tricarboxylic acid cycle.

Continue reading "Tricarboxylic Acid Cycle | Krebs Cycle | Steps | End Products |Diagram"

Dec 15, 2023

Aerobic Respiration | Definition of Aerobic Respiration | Glycolysis

Aerobic Respiration

This is a type of respiration where molecular free oxygen is used as the final acceptor and it is observed in cell. Site of Aerobic Respiration - Aerobic respiration is observed in most of the eukaryotic cells that starting from unicellular organisms to those found in higher

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Nov 29, 2023

Fermentation | Definition | Types of Fermentation | Application

Fermentation

Definition of fermentation- It is a process that is energy yielding process of anaerobic oxidation of organic compounds which are carried out by the enzyme action of micro organisms where neither gaseous substances like oxygen are used nor the respiratory chain is used and

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Oct 31, 2023

Glycolysis and the Steps of Glycolysis | Tricarboxylic Acid Cycle

Aerobic Respiration

Glycolysis observed in living organisms for glucose metabolism. The main pathway of complete oxidation of Carbohydrates is divisible into three phases- Glycolysis- it is biochemical reactions that observed in living organisms where

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Oct 29, 2023

Do Plants Breathe? | Respiration in Plants |Breathing Organs in Plants

Plants Breathe

Green plants contain stomata in some cases mainly in Dicot leaves stomata are observed in the downloads layer of the leaf and in monocot stomata are observed on the both side of the leaf. Stomata contains a stomatal pore which opens and close according to the difference in

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Sep 13, 2023

Factors Affecting Photosynthesis |Hydrolysis of Water|Sources of Water

Factors Affecting Photosynthesis

Process of photosynthesis- Photosynthesis is the only process by which energy from the sun called solar energy is trapped inside the body of living beings specifically green plants. It contains chlorophyll which is the green pigment and is able to trap sunlight

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Sep 10, 2023

Photorespiration | Definition | Location of Photo Respiration |

Schematic View of Photosynthesis and Photorespiration

Photo respiration was first described by the Dicker and Tio in 1959. This photorespiration is also known as C2 cycle or oxidative photosynthetic carbon cycle. This is the process that are observed in some higher plants where Rubisco oxygenates RuBp that causes energy

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Aug 16, 2023

The C4 Pathway | Kranz Anatomy | CAM Plants |Structure of Chloroplasts

Kranz Anatomy

C4 plants are those plants where carbon dioxide are circulated into four carbon compound (sugar) before entering the Calvin cycle. There are many C4 plants that we take in our diet ,they are – maize, pineapple, sugarcane etc.

Continue reading "The C4 Pathway | Kranz Anatomy | CAM Plants |Structure of Chloroplasts"

Aug 10, 2023

The Calvin Cycle | Mechanism of C3 Cycle | What is Solarization?

The Calvin Cycle

The dark reaction, primary involves assimilation of carbon dioxide from the atmosphere to organic carbon of the plant body in the form of organic compounds like glucose this thing was first denoted by Blackmans in 1905 and hence it is called black man’s reaction later in

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Aug 10, 2023

Primary Acceptor of CO2 | Mechanism of C3 Cycle |Carboxylation of RuDP

Carbon Fixation

The increase in carbon dioxide concentration in the environment may increase photosynthesis by up to a certain limit is 1% and higher concentration of carbon dioxide is inhibitory for photosynthetic reaction. At the point where the concentration of carbon dioxide and that

Continue reading "Primary Acceptor of CO2 | Mechanism of C3 Cycle |Carboxylation of RuDP"

Aug 08, 2023

ATP and NADPH used in Photosynthesis | Production of ATP and ADP

Stages of Photosynthesis

ATP and ADP are energy molecules Which produced during light reaction and that is utilised in the dark reaction bye release of energy. Production of ATP and ADP during light reaction Uses of ATP and NADPH- ATP and NADPH ( Nicotinamide adenine dinucleotide phosphate) are have

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Jul 31, 2023

Chemiosmotic Hypothesis | Movement of Ions | Chemiosmosis in Plants

ATP Synthase in Chemiosmosis

Chemiosmotic theory- Piter D. Mitchell proposed the chemiosmotic hypothesis in 1961 and this theory suggest essentiality that most adenosine triphosphate phosphate (ATP) cells comes from the electrochemical gradient across the inner membrane of mitochondriaby using energy

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Jul 28, 2023

Cyclic and Noncyclic Photo-phosphorylation |Pigment System|Limitations

Cyclic Photophosphorylation

Photosynthesis is called Redox reaction because carbon dioxide is reduced to glucose and water is oxidised to oxygen. It is a weakly fluorescent pigment system consisting of chlorophyll B ,chlorophyll A of 670, chlorophyll A 680 chlorophyll A 695 and very small amount of

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Jul 27, 2023

Explain about Splitting of Water | Photolysis of Water |Photosynthesis

Photolysis

Water is very essential and important component of photosynthesis which helps in the reduction of carbon dioxide to glucose. Theterrestrial plants that absorb the soil water with the help of their root hairs by the process of osmosis and active transport, the aquatic plants

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Jul 26, 2023

The Electron Transport | ATP Molecules | Ultimate Electron Acceptors

The Electron Transport

It is called ETC. Electron transfer means the process where one electron relocate from one atom to the other atom. Definition of electron transport chain - The biological process where a chains of redox reaction take place as electrons are transferred from the donner to the

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Jul 24, 2023

Light Reaction on the Photochemical Phase | Different Events | Pigment

Calvin Cycle

Light reaction is also known as photochemical phase because for this phase light is essential for green plants get from sunlight. This phase is observed in the granum of chloroplast and is essential inductive phase which involve absorption of solar energy, photosynthetic

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Jul 22, 2023

How many Pigments are Involved in Photosynthesis? | Types of Pigments

Photosynthetic Pigments

Pigments are the molecules that absorbs light of specific wavelengths release the other means absorbs energy and provide that for transformation of electrons into next level.

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Jul 13, 2023

Where does Photosynthesis Takes Place?

Structure of Chloroplast

Photosynthesis is a physiological process in which green plants make their own food in presence of sunlight, water collected by the roots, carbon dioxide from the air and produces oxygen which is released into the air.

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Jul 12, 2023

Metabolism of Nitrogen | Nitrogen Cycle | Biological Nitrogen Fixation

Nitrogen Cycle

Metabolism of Nitrogen nitrogen cycle biological nitrogen fixation- We all know that our atmosphere has 78% of the Nitrogen gas which is one of the essential constituent of all living organisms. Nitrogen cycle is a type of biogeochemical cycle, this term was first coined by

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Jul 11, 2023

Soil as Reservoir of Essential Elements | Factors Present in the Soil

Essential Elements of Soil

It is accepted that soil is very much essential for the plants to grow. Soil is made up of three layers. Among the three layers topsoil is the most enriched layer of the soil. In this layer plants grow. This layer contains all the critical elements

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Recent Articles

  1. Mechanism of Breathing | Definition of Inspiration and Expiration

    Aug 17, 25 11:41 PM

    Pressure in Lungs
    Breathing is the process which is accomplished in three states that is inspiration expiration and pause . Definition of inspiration - Entry of air into the lungs from outside during breathing is calle…

    Read More

  2. Human Respiratory System | External Nares | Nasal Cavity | Pharynx

    Aug 04, 25 03:14 PM

    Lungs
    Definition of respiration - This is the process of making energy available to organisms and their living cells through enzyme controlled catabolic breakdown of organic molecules. The organic materials…

    Read More

  3. Disorders of Digestive System | Symptoms of Jaundice | Vomiting |

    Jul 16, 25 12:18 PM

    Symptoms of Diarrhoea
    Jaundice- It is a disease that occurs due to Umesh discoloration of the skin due to deposition of bilirubin and biliverdin pigment. Jaundice can be offered according to the different position like pre…

    Read More

  4. Absorption of Digested Products | Absorption of Water | Nephrons

    Jul 09, 25 02:24 PM

    Villus
    Food and water is observed in different parts of the body and is distributed in different cells and tissues. Absorption of food is observed to be observed in the small intestine in the specific type o…

    Read More

  5. Eleventh Grade | Eleventh Grade Science | Eleventh Grade Biology

    Jun 27, 25 12:26 AM

    Eleventh grade biology has been designed in accordance with the recommended topics. We will cover all the topics in biology very exciting and interesting way.

    Read More