When a mosquito takes blood using a tube-like mouthpart, this feeding is best called A Chewing food B Tearing flesh
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Chapter 10: Nutrition in Animals and Digestion (Set-1)
In most animals, the first step of nutrition is called A Absorption B Assimilation C Ingestion D Egestion Explanation Nutrition
Continue readingChapter 9: Nutrition in Plants and Soil Fertility (Set-5)
In a destarched plant, if the covered part of a leaf still turns blue-black after iodine test, the most logical
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In the leaf “destarching” step, keeping a plant in darkness for 24–48 hours is done mainly to A Increase leaf
Continue readingChapter 9: Nutrition in Plants and Soil Fertility (Set-3)
During the starch test, why is a leaf first boiled in water before alcohol treatment in the lab setup A
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In a simple starch test, iodine solution turns blue-black on a boiled leaf because it reacts with A Starch stored
Continue readingChapter 9: Nutrition in Plants and Soil Fertility (Set-1)
A green leaf kept in sunlight uses carbon dioxide and water to prepare food mainly in which form A Glucose
Continue readingChapter 8: Microorganisms – Friend and Foe (Set-5)
A student observes microbes that survive very high heat in hot springs; these microbes are best described as A Desert
Continue readingChapter 8: Microorganisms – Friend and Foe (Set-4)
In a school lab, a student stains bacteria before viewing because staining mainly helps to A Reduce temperature B Add
Continue readingChapter 8: Microorganisms – Friend and Foe (Set-3)
When a student wants to compare shapes of bacteria safely, the correct tool to use is a A Telescope B
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