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Search results

  1. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    if the temp is hgh then the rate of diffusion would be high or low?
  2. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    is this correct? to make cell wall and to make glucose?
  3. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    what are the 3 uses of water by plant at night?
  4. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    how to prepare home-made yoghurt?
  5. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    no, involuntary actions does not include sensory neurones.
  6. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    i was originally asking about the ringing experiment :P
  7. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    how can we show phloem carries material from leaves to other parts of plant? :(
  8. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    cux stomata controls exchange of gases :)
  9. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    pick up a fresh leaf with a pair of forceps and hold the leaf below the surface of the water. the water should be approx 75 degree c observe carefully, you will notice the formation of bubbles, which indicates presence of stomata.
  10. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    what is the use of nitrates, calcium, phosphorus an magnesium in plants?
  11. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    ***amd*** can you answer this as well? :(
  12. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    ok can germinating bean seeds be used? and boiled seeds as a control?
  13. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    why the test tube is washed with tap water, then with distilled water and then with hydrogencarbonate indicator to investigate gaseous exchange during photosynthesis, i cant get the logic behind in washing the testube with three diff solutions
  14. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    yeah used in sorry :P bean seeds can also be used other than snails? :/
  15. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    how to check if oxygen is given off in respiration?
  16. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    ok :D thanks
  17. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    its in my book :P and results are not written :(
  18. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    actually i was going through an investigation in which they have provided acidic, slightly acidic, neutral, slightly alkaline and alkaline pH to test which works best, they did not mention if the amylase is salivary or pancreatic, so i am confused which results would be positive
  19. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    at what pH amylase works best acidic or alkaline?
  20. kirann

    Biology; Chemistry; Physics: Post your doubts here!

    i want somebody to explain these to me :(
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