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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
Blood - Abnormal Constituent of Urine In acute inflammation and trauma, blood may be present in the urine. This condition is known as haematuria. Blood may be present in cancer
factors which decide the broad area of scientic activity
What minerals attract lightning? Ans) Big structures and things that are metal attract lightning, also trees do. In fact, anything that is metallic having mineral may seem
Define age related changes in Cardiovascular system There is a decrease in elasticity of the aorta and other large arteries as age increases. Thickness of blood vessels increas
please give me some variable for making of hypothesis
In what way is crop rotation good for soil management? Continuous cultivation of a single crop over the years on the same site causes accumulation of a particular group of micr
Q. List the important rice products? The important rice products are flaked rice, expanded rice, popped rice, instant rice, rice flour, rice starch etc.
Some Physical Features of the Atmosphere: i) The atmosphere is a mixture of gases. It is made up of 78.08% nitrogen; 21% oxygen by volume. There is only 0.03% of carbon dioxi
what is the speed and velocity of a car that travels 32 meters to the east and 12 meters in the same direction? the total time of travel in 3.0 seconds
which instrument measure the air pressure
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