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1) where pollen grains lands during pollination a) stigma b) style c) anther d) filamen 2) The nucleus generative cell will divide by mitosis to produce  a) 1 sperm b) 2 sperms c) 4 sperms d) 8 sperms 3) in the embryo sac, one sperm fertilizes the egg forming a) nuclei b) endosperm c) zygote 4) endosperm …. a) provide nutrient to the developing embyro b) develop into embryo c) divide into four sperm d) fertilizes egg 5) what is formed inside embryo sac a) sperm b) endosperm c) zygote d) egg 6) pollen grains absorb a) moisture and germinates b) moisture and liquid c) germinates and liquid d) tomato sauces 7) the union of two sperms with different nuclei of the embryo sac is known as  a) single fertilization b) food storing tissue c) pollination d) double fertilization 8) the pollen tubes degenerate and discharges a) embryo sac b) electrons c) two sperm d) endosperm 9) double fertilization ensure that a) the endosperm develop only in the ovules b) zygote develop into embryo c) sperm fetilize two polar nuclei to form a triploid d) embryo achieve octet configuration 10) the endosperm is rich in a) moisture b) seed c) nutrients d) nuclei

Double fertilization

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