What does filiform apparatus do at entrance into ovule?

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1.Sexual Reproduction in Flowering Plants

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What does the filiform apparatus do at the entrance into ovule?

It helps in the entry of pollen tube into a synergid

It prevents entry of more than one pollen tube into the embryo sac

It brings about opening of the pollen tube

It guides pollen tube from a synergid to egg

Solution

Synergid cells are characterized by the presence of finger like projections called filiform apparatus attached to their upper wall at micropyler end. This filiform apparatus is known to attract and guide the pollen tube.

Standard 12

Biology

The role of triple fusion in angiosperms is to produce

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Identify the type of ovary in diagram

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$X$ – $MMC$ is a large cell containing dense cytoplasm and a prominent nucleus

$Y$ – Method of embryo sac formation from a single megaspore is termed monosporic

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The number of nuclei migrating from each of the micropylar quartet and chalazal quartet to the centre of the normal embryo sac is

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Tegmen develops from

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(AIPMT-1990)

What does the filiform apparatus do at the entrance into ovule?

Solution

Similar Questions

The role of triple fusion in angiosperms is to produce

Identify the type of ovary in diagram

$X$ – $MMC$ is a large cell containing dense cytoplasm and a prominent nucleus $Y$ – Method of embryo sac formation from a single megaspore is termed monosporic

The number of nuclei migrating from each of the micropylar quartet and chalazal quartet to the centre of the normal embryo sac is

Tegmen develops from

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$X$ – $MMC$ is a large cell containing dense cytoplasm and a prominent nucleus

$Y$ – Method of embryo sac formation from a single megaspore is termed monosporic