Class 7 science -Chapter 5-Acids, Bases and Salts – Definition and Explanation of Important Keywords

Class 7 Science Chapter 5 delves into Acids, Bases, and Salts, demystifying their definitions, examples, and properties. Acids are sour, turn litmus red, and release H+ ions, whereas bases are slippery, turn litmus blue, and release OH- ions. Neutral substances balance acidic and basic traits, while neutralisation forms salts through acid-base reactions, crucial in everyday applications.

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Chapter 2- Nutrition in Animals Class 7 Worksheet – Fill in the Blanks

Digestion is the process by which complex food components are broken down into ________ substances for absorption. Answer: simpler Bees and hummingbirds feed on ________ from plants to obtain sugars …

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Diwali Essay

Diwali Essay Collection – (150 ,200, 300 , 500 1000-1200 words)

Explore our comprehensive Diwali essay collection, ranging from 150-200 words to an in-depth 1000-1200 words analysis. Delve into the significance of Diwali across religions and its modern global context. Whether you’re looking for a concise overview or a detailed examination, our essays cover every facet of this luminous festival.

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Hydrilla Experiment - plant nutrition

Hydrilla Experiment – Reveals the Release of Oxygen during Photosynthesis

The Hydrilla experiment demonstrates photosynthesis by observing oxygen bubble production under varied light conditions. Using Hydrilla, water, sodium bicarbonate, and light, we can visually see photosynthesis rates through bubble count, highlighting the process’s dependency on light and CO₂.

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Nutrition in Plants Class 7 explained

Chapter 1- Nutrition in Plants -Class 7 – Detailed Notes

Nutrition in plants encompasses various processes, including photosynthesis, where chlorophyll in leaves captures sunlight to convert carbon dioxide and water into glucose and oxygen. Stomata, tiny openings on leaves, facilitate gas exchange. Other modes of nutrition include parasitic plants, insectivorous plants that capture and digest prey, and saprotrophic nutrition involving decomposers. Symbiotic relationships, like with Rhizobium bacteria, aid nutrient replenishment in the soil.

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