Double fertilization in an angiosperm produces a diploid zygote and a haploid po

Question

Double fertilization in an angiosperm produces a diploid zygote and a haploid polar nucleus a diploid zygote and a diploid endosperm a diploid embryo and a triploid zygote a triploid embryo and a diploid endosperm a diploid zygote and a triploid endosperm. Which of the following is the correct order of floral organs from the out inside to the inside of a complete flower? Petals-sepals-stamens-carpels sepals-stamens-petals spores-gametes-zygote-embryo sepals-petals-stamens-carpels Male gametophyte-sepals-petals Air flows in only one direction through the lungs of which animals? Frogs. Birds Mammals Crocodiles Flying insects. Which of the following statements is NOT true about fertilization? Amphibians, birds, and reptiles lay shelled eggs. Most terrestrial animals practice internal fertilization. Many terrestrial males have a copulatory organ for sperm transfer. Internal fertilization is required for the production of shelled eggs. Most aquatic animals practice external fertilization, releasing gametes into the water.

Explanation / Answer

Question number 38 :

Answer : The correct option is E ( diploid zygote and a triploid endosperm)

Question number 39 : The correct option is D ( sepals - petals - stamens - carpels)

   Sepals : are the green petal like structures

Petals : coloured structures

Stamens : Male structures

Carpels : Female structures

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