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  1. enchanted era

    Past papers chapter wise

    where can i get such papers of biology? :(
  2. enchanted era

    AS Biology P1 MCQs Preparation Thread

    you are welcome :P. umm depends on what your doubts are
  3. enchanted era

    :P

    :P
  4. enchanted era

    nop, these are few words from a line of a song. 'everything by Rob Blackledge'

    nop, these are few words from a line of a song. 'everything by Rob Blackledge'
  5. enchanted era

    AS Biology P1 MCQs Preparation Thread

    its a fact, memorize it :P elaborating and finding logical explanations will lead to something beyond our level i guess :P. the fact is t-lymphocytes are responsible of dealing with graft tissues may be because they got the killer cells and b-lymphocytes releases antibodies which got no...
  6. enchanted era

    AS Biology P1 MCQs Preparation Thread

    no problem :)
  7. enchanted era

    AS Biology P1 MCQs Preparation Thread

    convert all the units into metre (reduces confusion) so, 750nm= 7.5x10-7 and 15um= 1.5x10-5 then just divide them 1.5x10-5 / 7.5x10-7 = 20
  8. enchanted era

    AS Biology P1 MCQs Preparation Thread

    Here is a table that you might find helpful. better memorize it because i m pretty sure questions from this table comes every year. Ps- easy way to memorize about alveoli is to keep in mind that the function of alveoli is only exchange of gases. so the rest of the materials are not needed here. :)
  9. enchanted era

    Biology As paper 1 help

    you have done all the past papers?
  10. enchanted era

    how was physics paper 12? (no discussions till 24 hours)

    http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_w10_qp_13.pdf question 35
  11. enchanted era

    How was physics 12?

    why transverse?
  12. enchanted era

    how was physics paper 12? (no discussions till 24 hours)

    it was the straight horizontal graph, this was a common question
  13. enchanted era

    how was physics paper 12? (no discussions till 24 hours)

    that part was easier? :O...anyway, what did you find hard in the other part?
  14. enchanted era

    AS Physics P1 MCQs Preparation Thread.

    Two spheres A and B approach each other along the same straight line with speeds uA and uB. The spheres collide and move off with speeds vA and vB, both in the same direction as the initial direction of sphere A, as shown below. Which equation applies to an elastic collision? A uA + uB = vB – vA...
  15. enchanted era

    Life is worth living

    Life is worth living
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