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  1. saroooor

    POST YOUR BIO AND CHEM PAPER 1 DOUBT HERE !!!!

    Biology Questions : November 2009 # 18 Why isn't it A ? June 11 # 26 why isn't it A ?in the place where the anthers are located so do the stigma ?!! or do they mean D because the place where it is picked from ?
  2. saroooor

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    I know what you are saying ,The main thing that would happen wether in insect or wind pollination it will land on the stigma so more male than female since there is a certain amount inside the ovary of the flowering plant unlike pollens which are produced in large amount from the anther inside...
  3. saroooor

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    mmm.... If this is your suggestion then more female , which I thought of . But that is wrong because more pollen will Land on stigma than the number of female gametes inside the ovary of the flowering plant , I think that's reasonable? I dunno, everyone has his own thinking .
  4. saroooor

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    You mean more pollen are landing on the stigma right so they will be more than the ovules inside. I got it !! Thanks A lot .
  5. saroooor

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    Oh yeah . I understood that .
  6. saroooor

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    How are the anthers are lost ?
  7. saroooor

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    Biology Questions: November 2006 Number 26 I understand 1 or 2 parents required but how more male than female ??? November 2008 Number 3 The petals are separated from petals , but there is 4 stamens only ????
  8. saroooor

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    So he wants both students correct by saying ' who can be correct ' as both possibly can be correct .... I understood , rabna yostor .
  9. saroooor

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    It's A .
  10. saroooor

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    Then why B is not right ????
  11. saroooor

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    wa alaikum al salam wr wb Yeah but count for me the proton number for argon and krypton and see the difference between the proton ( atomic number ) which when AN ATOMIC NUMBER OF ELECTRON EQUALS PROTONS , it will have a difference of 18 . but between K and Na is a difference of 8 ,which K has...
  12. saroooor

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    It has networked not parallel veins .
  13. saroooor

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    Energy is lost between successive food chains , so there is no high chance to have more than 5 living organisms . So because there is energy lost in ( respiration , excretion , homeastasis etc...) so D sounds more reasonable because as energy is being lost when it reaches the last trophic level...
  14. saroooor

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    Fruit 1 seems spiny which would stick on the mammals fur , but fruit 2 seems wide spread Like Parachute seeds has many hairs which helps it to be carried some distance by the wind .
  15. saroooor

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    I am kinda getting it ...... anyways ... thanks .
  16. saroooor

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    Why isn't it half the temperature decrease like 5 instead of 10 ???!!!
  17. saroooor

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    The one for what happens if 5g of X is dissolved in 500cm3 of water .
  18. saroooor

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    Could you plz people clarify this to me ?? I am not able to understand it !!!
  19. saroooor

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    Thanks A lot !
  20. saroooor

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    I Have a question plz , november 05 number 19 Chemistry is it solid because they are insoluble ?
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