MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Development of Male Gametophyte

Amongst angio...

Question

Amongst angiosperms, double fertilization/ triple fusion is absent in ________.

A

Orchidaceae

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

Trapaceae, orchidaceae and podostemonaceae

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

Orchidaceae and podostemonaceae

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

There is no exception

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A Orchidaceae
The embryo sac of Vanilla imperialis (Orchidaceae) is six-nucleate, and double fertilization and formation of endosperm are not observed.
So the correct option is 'Orchidaceae'.

Suggest Corrections

thumbs-up

0

Similar questions

Q. The angiospermic endosperm, except in special cases, is a triploid (3n) tissue as it is a product of triple fusion involving double fertilization. It is, thus, distinct from the endosperm of gymnosperms and heterosporous pteridophytes where the endosperm is a ...........

Q. Explain why sexual reproduction in angiosperms is said to take place through double fertilization and triple fusion. Also draw a labelled diagram of the embryo sac to explain the phenomena.

Q. Double fertilization / Triple fusion is a characteristic of

Q. An event unique to angiosperms involves syngamy and triple fusion. The total number of haploid nuclei involved in double fertilization is?

Q. Endosperm, a product of double fertilization in angiosperms is absent in the seeds of

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Male Reproductive Part

BIOLOGY

Watch in App

explore_more_icon

Explore more

Development of Male Gametophyte

Standard XII Biology

Join BYJU'S Learning Program

CrossIcon