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Dissecting simple flowers
Label each of five cards or pieces of White paper with one of the following words: stamens, pistil, petals,sepals, receptacle. Dissect a flower carefully and place the parts gently on the appropriate cards .
Some flowers can be pulled apart quite easily but a knife or scissors may be needed for others kind of flower. When we have a sufficient number of flowers available this exercise is most Important as an individual pupil activity. Simple flowers with a single row of petals should be selected.Pick up one of the stamens and rub the anther lightly across a piece of black paper. Traces of pollen will usually be seen by you.Cut the ovary crosswise with a sharp knife gently and count the ovules or "seed pockets". Look for traces of seeds in the ovules
Explain Neutral fats Neutral fats are esters of fatty acids with glycerol and found abundantly in nature. These are insoluble in water but readily soluble in ether,
What are the three major types of rocks? Ans) The three kinds of rocks are as follows: 1) Igneous rock (from volcanoes etc) 2) Sedimentary rock (Dead Sea creatures, time
what makes a mineral a mineral? The properties of minerals: There are seven main properties that are used to describe and classify any mineral found. All seven properties are
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Define Primary Transport Primary transport employes energy directly, light or chemical energy is transformed to electrochemical energy as electrochemical potential of the subst
Dental Clinic Case Study A clinic with three dentists and several dental hygienists needed a system to help administer patient records. This system keeps patient details and m
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Explain Dyes for Measurement of Plasma Volume: A number of dyes, commonly known as 'vital dyes', have the ability to combine with proteins. When such a dye is injected into the
Explain Fungiform papillae: These are. situated mainly at the tip and the edges of the tongue. They have a flat, rounded head like fungus. The fungiform papillae are rich in bl
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