https://www.first-learn.com/first-learn-blog.html This page will let you know our latest added and the updated pages to my website. Visiting this page will update you with what we have added recently. en-us First Learn Tue, 3 Feb 2026 02:01:42 -0500 Tue, 3 Feb 2026 02:01:42 -0500 first-learn.com https://www.first-learn.com/plants-around-us.html2b94de5764271174a86959931f65c84bWe see different types of plants around us. Plants are living things. They breathe and grow. They also reproduce. Most of the plants grow on land. Some plants grow in water.
Tue, 3 Feb 2026 02:01:28 -0500 https://www.first-learn.com/formed-elements-of-blood.htmlff197aca19c1cbec07312ace4c80b587Formed elements formed elements are constitute about 45 % of blood afeias haematocrit value packed cell volume mostly of red blood corpuscles and are of 3 types- erythrocytes, leukocytes and blood platelets.
Thu, 15 Jan 2026 01:25:59 -0500 https://www.first-learn.com/what-is-plasma.html7a612588c7e69fd6bf726d57e023d12bBlood is a mobile fluid which is a connective tissue and is derived from the mesoderm like cell any other connective tissue. Colour of blood is reddish and that flows inside the blood vessels by means of pumping activity of heart. An adult human contains almost 5 litres
Fri, 7 Nov 2025 10:29:37 -0500 https://www.first-learn.com/disorders-of-respiratory-system.html76c6c808463c02406cb9afa4e8fccc33Tuberculosis is very common disease and is caused by a type of bacteria called Mycobacterium tuberculosis. This disease causes different trouble in the respiration and infection of several parts of this track specially very common for lungs. Tue, 28 Oct 2025 23:39:16 -0400 https://www.first-learn.com/regulation-of-respiration.html3b5a0045936c16f339557444a8e2dc65Respiratory Centre is the area that controls the rate of respiration and it is observed to be located in medulla oblongata and pons. Respiratory Centre has the following will dispersed components like inspiratory area pneumotaxic area ,expiratory area, chemosensitive area.
Tue, 14 Oct 2025 00:13:40 -0400 https://www.first-learn.com/explain-transport-of-gases.htmle906f52e3e9ab310491f3cfcef652c3cIn humans gaseous exchange is completed in the following ways the steps are - External Respiration or Breathing - Breathing in false taking in of Oxygen and giving out of carbon dioxide in the body. Mechanism of breathing can be divided into two parts that is inspiration
Thu, 9 Oct 2025 23:35:04 -0400 https://www.first-learn.com/kind-and-number-of-teeth.htmle27edd3094a45876827178d9e926858eKind and Number of Teeth
Thu, 11 Sep 2025 00:52:24 -0400 https://www.first-learn.com/the-gaseous-exchange.htmlca570643ff2609f8c64b917ee51beffcOxygen carrying capacity of blood is 20 ml for 100m but 3% of dissolved in plasma and 97% of the oxygen combines with haemoglobin to form a loose reversible Complex called oxyhaemoglobin and is transported from one tissue to another via blood.
Wed, 10 Sep 2025 14:44:51 -0400 https://www.first-learn.com/respiratory-volumes-and-capacities.htmlc689ac5db95744e72211e823a619fe09Explain respiratory volumes and capacities: Tidal Volume - Tidal volume is the volume of air inspired or expired in relaxed or resting position. Amount of tidal volume is about 500 m and it consists of 150 ml of Dead Space volume and 350 ml of alveolar volume.
Wed, 10 Sep 2025 02:46:37 -0400 https://www.first-learn.com/mechanism-of-breathing.html8ea6d742901ea31e9fa599fb59b8979bBreathing 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
Sun, 17 Aug 2025 23:41:32 -0400 https://www.first-learn.com/human-respiratory-system.htmlb37ba1c6f2bd6640264d049bcb9fb365Definition 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.
Mon, 4 Aug 2025 15:14:58 -0400 https://www.first-learn.com/disorders-of-digestive-system.htmlc92e3f53718049c16e50317af4ee24bbJaundice- 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.
Wed, 16 Jul 2025 12:18:30 -0400 https://www.first-learn.com/absorption-of-digested-products.html0c940edd7f9cde839c3a5dd6ed4dd541Food 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
Wed, 9 Jul 2025 14:24:06 -0400 https://www.first-learn.com/eleventh-grade.html739f0cca22f3796e9f52a4da9c0a5929Eleventh grade biology has been designed in accordance with the recommended topics. We will cover all the topics in biology very exciting and interesting way. Fri, 27 Jun 2025 00:26:39 -0400 https://www.first-learn.com/explain-digestion-of-food.html1b86f2f42b246d0b75f943df0d70d20aBefore 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.
Fri, 27 Jun 2025 00:20:57 -0400 https://www.first-learn.com/explain-human-digestive-system.html76f5202f5f45e8762654d65856e959cbDigestive 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
Sat, 21 Jun 2025 13:15:46 -0400 https://www.first-learn.com/vernalisation-in-plants.htmlc70aaaceb9bb327e3b42a014a6fb3ed3Definition 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.
Wed, 18 Jun 2025 13:34:45 -0400 https://www.first-learn.com/the-food-we-eat.htmld10e5ca0f88849927dcb718ec32059f9What 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
Sun, 15 Jun 2025 15:20:41 -0400 https://www.first-learn.com/photoperiodism-long-day-and-short-day-plant.htmleba98b701b77bd5cbf9c27a7f19d47dfDefinition 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
Tue, 10 Jun 2025 14:55:15 -0400 https://www.first-learn.com/physiological-effects-of-plant-growth-regulators.html1ab3bd7d9ffabeb80f760180903755bfInternal 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.
Mon, 9 Jun 2025 03:40:36 -0400 https://www.first-learn.com/characteristics-of-plant-growth-regulators.htmle538ffbba9b41d84abe078836165cfd5Definition 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.
Sun, 27 Apr 2025 13:21:40 -0400 https://www.first-learn.com/plants-development.htmlb23bd62f53bcc0f7af49b92aebcab09fDefinition 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 Tue, 22 Apr 2025 14:31:42 -0400 https://www.first-learn.com/differentiation-dedifferentiation-and-redifferentiation.html5f8a8939b5d5b4826d3a045962669f9dCells 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
Mon, 21 Apr 2025 13:16:23 -0400 https://www.first-learn.com/explain-about-growth-in-plants.htmldf00d8a982d2da3de383183625afa6abGrowth 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.
Thu, 27 Feb 2025 14:07:26 -0500 https://www.first-learn.com/definition-of-respiration-quotient.htmld05074bcc1c8e0d0135064a51e437d47Definition 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 Mon, 2 Dec 2024 00:09:32 -0500 https://www.first-learn.com/amphibolic-pathway.htmla23d6a5a29b022fd32d0a481cb45b410Definition 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.
Thu, 6 Jun 2024 10:40:21 -0400 https://www.first-learn.com/respiratory-balance-sheet.html533d5c14e275f047b9dc57515cd97f0dThe 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
Sun, 18 Feb 2024 13:56:55 -0500 https://www.first-learn.com/electron-transport-system-and-oxidative-phosphorylation.html7e5899ac4439677fd249b7376e53708cIt 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
Sun, 4 Feb 2024 13:57:23 -0500 https://www.first-learn.com/tricarboxylic-acid-cycle.htmlb1002750992bd9296d53dd3b3387f592This 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.
Sun, 28 Jan 2024 12:39:03 -0500 https://www.first-learn.com/aerobic-respiration.html777ccb85adaa3af72a55d7c6686b94b4This 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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