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Recent content by Afaq123

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    Biology Practical 33

    Hey guys, does anyone know about what is coming in biology practical 33? Any guesses will be appreciated a lot.
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    Biology; Chemistry; Physics: Post your doubts here!

    Once the pollen tube successfully attains an ovule, it delivers the two sperm cells with a burst. (wikipedia)
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    Biology; Chemistry; Physics: Post your doubts here!

    Lead sulphate is an insoluble salt. It can only be made by ionic precipitaion by adding aqueous solutions that are soluble.
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    Biology; Chemistry; Physics: Post your doubts here!

    It was ovule be cause male gametes only leave pollen tube when they reach ovule
  5. A

    Biology; Chemistry; Physics: Post your doubts here!

    because lead carbonate is insoluble and lead oxide is only soluble in HCL
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    Biology; Chemistry; Physics: Post your doubts here!

    sewage and anaerobic conditions
  7. A

    Biology; Chemistry; Physics: Post your doubts here!

    What about the last Mcq on insulin. Were the first three statements correct?
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    Biology; Chemistry; Physics: Post your doubts here!

    Oxygen low and magnesium high. Oxygen was low as compared to other parts of cell because photosynthesis needs carbon dioxide. Magnesium was high because chloroplasts need magnesium to manufacture cholorophyll and carry photosynthesis
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    Biology; Chemistry; Physics: Post your doubts here!

    not an acid nor a base. it is an inorganic compound which is soluble.
  10. A

    Biology; Chemistry; Physics: Post your doubts here!

    We had to join all the plots with ruled lines as indicated in the question.
  11. A

    Biology; Chemistry; Physics: Post your doubts here!

    X axis length of fruit and y axis time
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