Download App

STD 12 - 1. sexual reproduction in flowering plants — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 1. sexual reproduction in flowering plants1 Mark
MCQ
The endosperm in angiosperms develops from
  • A
    Micropylar polar nucleus
  • B
    Chalazal polar nucleus
  • ✓
    Secondary nucleus
  • D
    Zygote
✓

Answer

Correct option: C.
Secondary nucleus
c
(c)Secondary nucleus form to endosperm in angiosperms. After double fertilization secondary nucleus become triploid and this triploid cell form endosperm.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (0.5 Marks)" from STD 12 - 1. sexual reproduction in flowering plants→STD 12 - 1. sexual reproduction in flowering plants — all question types→BIOLOGY STD 12 Science question papers→Rajasthan Board STD 12 Science question papers→Rajasthan Board question paper generator→

Similar questions

Copper$-T$ prevents:
→
The measure taken up by India to overcome the problem of biopiracy is:
    →
    The word chromosome was given by:
    →
    Function of restriction endonuclease enzyme is:
    →
    The chemical knives of DNA are ?
    →
    Match the following
    Column $- I$ Column $- II$
    $(1)$ Grasses $(P)$ Prevent autogamy and geitonogamy
    $(2)$ Hydrilla $(Q)$ Wind pollination
    $(3)$ Cleistogamous flower $(R)$ Water pollination
    $(4)$ Papaya $(S)$ Auto gamy
    →
    Sertoli cells are called:
    →
    Salt concentration (Salinity) of the sea measured in parts per thousand is:
    →
    Mendel did not recognize the linkage phenomenon in his experiments because
    →
    Female hired to develop the in-vitro fertilized egg of another female to maturity is called:
    →