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  1. H

    bIo mcqs thread !!!

    Which statement describes a cell that is capable of reproduction and belonging to a haploid organism? A It has chromosomes that contain one polynucleotide chain. B It is capable of carrying out a reduction division to form gametes. C It possesses two copies of each gene as a result of...
  2. H

    bIo mcqs thread !!!

    guyx post all ur queries here regarding MCQs Cancer cells divide out of control, forming tumours. Which statement describes the difference between a cancer cell and a normal cell? A Cancer cells do not undergo cytokinesis. B Cancer cells have a shorter interphase. C Cancer cells do not...
  3. H

    Chemistry MCQ thread...

    YA A
  4. H

    Chemistry MCQ thread...

    36 Element X is a solid. It occurs as a contaminant of carbonaceous fuels. Its oxide Y is formed in car engines. Further oxidation of Y to Z can occur in the atmosphere. Which statements about Y and Z are correct? 1 Molecule Y has lone pairs of electrons. 2 The atmospheric oxidation of Y...
  5. H

    Chemistry MCQ thread...

    Which equation represents the reaction for which the enthalpy change is the standard enthalpy change of formation, ∆Hf ○ , of sodium nitrate, NaNO3? A 2Na(s) + N2(g) + 3O2(g) → 2NaNO3(s) B Na(s) + ½N2(g) + 1½O2(g) → NaNO3(s) C Na(s) + N(g) + 3O(g) → NaNO3(s) D Na(g) + ½N2(g) +...
  6. H

    Chemistry MCQ thread...

    but ms sau=id nOOO
  7. H

    Chemistry MCQ thread...

    are poly(alkenes) flammable
  8. H

    Chemistry MCQ thread...

    WEN WILL EXAM COME....come'on cambridge...these holidayxx are hell boring
  9. H

    ADMISSION FOR UET!!

    uet IS good ...u cn chek its engineering programmes are ranked 281th in the world....and thats not a bad STATISTIC
  10. H

    Chemistry MCQ thread...

    well that should be nitric acid....cos ethanoic is a weak onne H2SO4 gives 2H+ per molecule so u r left up with HNO3
  11. H

    Need a help on predicting my Alevel grades.

    YA ...I GET 40 MOSTLY IN MCQS....SO INSHALLAH CN GET 38
  12. H

    XPF ADDICTING OR NOT?

    I SOEND ABT 6 HOURS ON IT.....I M SO ADDICTED
  13. H

    Need a help on predicting my Alevel grades.

    WELL FROM PAST EXPERIENCE ANY IDEA...
  14. H

    Need a help on predicting my Alevel grades.

    hmm...really ...then how many marks required for at least 93-94 UMS....i myt get 38 in MCQS....bt cnt i get 93-94 with 120 marks??.....it wud be too freaky for me...k at least tell me whether my 90 above A is secure or nt????
  15. H

    Chemistry MCQ thread...

    first find percentage of P in P2O5....AN THEN WAT PERCENT IT CONSTITUTES OF THAT NUMBER 30
  16. H

    Need a help on predicting my Alevel grades.

    tell me abt chemistry....me also messed up qualitative in practicals and Kc in theory though will get ecf...butt expecting 118 marks out of 140....cn i get a 93-94 A.....PLXX ANY1 GIV ME RELIEF
  17. H

    Chemistry MCQ thread...

    well i guess h2 cn reduce.... c=0 saw it somewher in theory ms here it is NaBH4 or LiAlH4 or H2/Ni (1) /....this is taken from m/j 08 p2 ms...zishi !!!
  18. H

    Chemistry MCQ thread...

  19. H

    Chemistry MCQ thread...

    A chloroalkane W with molecular formula of C5H11Cl exhibits optical activity. On warming W with alcoholic NaOH, two alkenes X and Y are formed, X being the major product. One of the products of the reaction between X and hot acidified potassium manganate(VII) gives a yellow precipitate with...
  20. H

    Chemistry MCQ thread...

    Why is hydrogen iodide a stronger acid than hydrogen chloride? A A molecule of hydrogen chloride is more polar than a molecule of hydrogen iodide. B The enthalpy change of formation of hydrogen iodide is greater than that of hydrogen chloride. C The covalent bond in the hydrogen iodide molecule...
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