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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
discuss homeostatis. I have choosen the bodies temperature and I need to discuss it and what effects it has on the body
Code of Practice in a Laboratory The following is a set of rules you should follow while working in a laboratory: 1. Always wear the required protective clothing. 2. Make
Carbon dioxide, dry powder and vapourising liquid extinguishers : Fires produced by spilled liquids should be extinguished by directing the jet or discharge horn towards the near
A physician notes that in a patient there is impaired vibration and position sense, astereognosis, and ataxia. The physician noted loss of all sensations in some areas of the patie
assignment on microscope
Explosives : As defined earlier, explosives release a large amount of gas and energy in a very short time. These are of four basic types: Mixed gases - Usually the mixture
Role of communication in promoting education: Transmission of knowledge and information, which is the first step in education, is obviously possible only through communication
Objectives After completing this exercise you will be able to: 1. Sterilize and dispose off microbial cultures, 2. Dispose off the carcass of laboratory animals and the e
Disinfection of water streams originating from potable water plants is key in protecting environmental health. Describe the process design and application, along with potential pro
Describe the factors which decide the broad area of scientific activity?
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