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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
general characters of cylintreta
INTRODUCTION : In this activity, your Counsellor will perform some experiments illustrating the principles behind some of the disposal procedures. These principles are given below
Define Hypovolemia or Reduction in Blood Volume Hypovolemia leads to a decrease in cardiac output, which causes a fall in the systemic blood pressure. Hypovolemia may be produc
Determine the Agronomic factors of fertilizers These factors are key to efficient use of fertilizers for crop production and include fertilizer responsiveness of crops, spacing
What is the difference among a canyon, gorge, and valley? The easiest way to answer this is to describe each term, so you can see: 1) A canyon is a deep valley with steep si
Define the both macronutrientand micronutrient. An element necessary in large amounts (usually > 50 mg/kg in the plant) for the growth of plant is called a macronutrient and in
What simple machine could you use to lift a heavy rock out of the ground? How would use the machine
what are magnet
State about the carbonaceous and nitrogeneous materials The basic ingredients of these are either animal or human excreta containing microorganisms which decompose carbonaceous
Useful Instruction : In the table given below, you can find references to the locations of materials related to this exercise. You are advised to go through these materials to und
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