shahzaibad in #experiment • 6 days agoExperiment to show capillary flow in the tail or fins of a fishPractical Work: Experiment to show capillary flow in the tail or fins of a fish Capillaries are the smallest blood vessel which are formed by the divisions of arterioles.…shahzaibad in #experiment • 7 days agoDemonstration of PhotosynthesisPractical Work: Demonstration of Photosynthesis The phenomenon pf photosynthesis can be demonstrated by using an aquatic plant like Hydrilla. You know that in the…shahzaibad in #hive-140084 • 28 days agoROLE OF CHLOROPHYLL AND LIGHTROLE OF CHLOROPHYLL AND LIGHT Sunlight energy is absorbed by chlorophyll. It is then converted into chemical energy which drives the photosynthesis process. Only about one…shahzaibad in #hive-140084 • 29 days agoDARK REACTION (CALVIN CYCLE)DARK REACTION (CALVIN CYCLE) The details of dark reaction were discovered by Malvin Calvin and his colleagues at the University of California. The klsummary of the events…shahzaibad in #hive-140084 • last monthLIGHT REACTIONSLIGHT REACTIONS The summer of the events of light reaction is as follows; When chlorophyll molecules absorb light their energy level in increases and their electrons are…shahzaibad in #mechanbim • last monthMECHANISM OF PHOTOSYNTHESISMECHANISM OF PHOTOSYNTHESIS Photosynthesis occurs in two phases. During first phase light energy is captured and is used to make high-energy molecules (ATP and NADPH). These…shahzaibad in #hive-140084 • last monthSIGNIFICATION OF MITOSISSIGNIFICATION OF MITOSIS Importance of mitosis is the maintenance of chromosomal set each daughter cell receives chromosomes that are alike in composition and equal in number…shahzaibad in #hive-140084 • last monthInvestigation of the transpiration in potted plantPractical Work Investigation of the transpiration in potted plant Problem: Explain the occurrence of transpiration. Apparatus required: A potted plant, 2 bell -jars…shahzaibad in #hive-140084 • last monthCONSERVATION OF BIODIVERSITYCONSERVATION OF BIODIVERSITY During the last century loss of biodiversity has been increasingly observed. In the modern era, due to human action species and ecosystem are…shahzaibad in #pharynx • last monthPharynx and Oesophagus-Swallowing and PeristalsisPharynx and Oesophagus-Swallowing and Peristalsis During swallowing bolus is pushed to the back of mouth by tongue. When tongue pushes bolus the soft palate also move upward…shahzaibad in #hive-140084 • 2 months agoORAL CAVITY- SELECTION, GRINDING PARTICLE DIGESTIONORAL CAVITY- SELECTION, GRINDING PARTICLE DIGESTION Oral cavity is the space behind mouth and has many important function in the whole process of digestion. Food selection…shahzaibad in #stomach • 2 months agoSTOMACH-DIGESTION CHURNING AND MELTINGSTOMACH-DIGESTION CHURNING AND MELTING Stomach is a dilated part of alimentary canal. It is J-shaped located in the left of abdomen just beneath diaphragm. Stomach has two…shahzaibad in #hive-140084 • 2 months agoPLASTIDSPLASTIDS Plastid are also membrane-bound organelles that only occur in the cell of plants and photosynthetic protists (algae). They are of three types. Chloroplasts…shahzaibad in #hive-140084 • 2 months agoBURNING OF FOSSIL FUELSBURNING OF FOSSIL FUELS When fossil fuel are burnt to run vehicles and industries, they emit many greenhouse gases like carbon oxide which cause global warming. The burning of…shahzaibad in #electric • 2 months agoELECTRICAL POWERElectrical power Electrical devices such as electric fans, blenders,hair dryers, computer , washing machines, electric heaters, refrigerators convert electrical energy into…shahzaibad in #hive-140084 • 2 months agoFOOD PRODUCTION AND PRESERVATIONFOOD PRODUCTION AND PRESERVATION Use of better quality genes in the animal is producing high yields of milk and meat. You need to know * Vitamin B12, widely used as in…shahzaibad in #hive-140084 • 2 months agoWORKING MODEL OF THE NERVOUS SYSTEMWORKING MODEL OF THE NERVOUS SYSTEM Nervous system coordinates all body functions. It also detects the changes in environment and produce response to the changes. Show the…shahzaibad in #hive-140084 • 2 months agoTYPES OF NEURONSTYPES OF NEURONS On the basis of their function neurons are of three type’s sensory neurons, motor neurons and inter neuron. Sensory neurons carry nerve impulses from sense…shahzaibad in #hive-140084 • 2 months agoMOTHER'S LOVEMOTHER'S LOVE A mother's love for his children is like a strong and steady anchor in their lives. It's a bond that grows with each passing day, filled with warmth, protection…shahzaibad in #hive-140084 • 3 months agoNeuron and nerve cellNeuron and nerve cell Neuron or nerve cell is the basic structure and functional unite of the nervous system. All parts of the nervous system brain, spinal cord and nerves are…
