Download App

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

CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 1. sexual reproduction in flowering plants1 Mark
MCQ
Emasculation is not required when flowers are
  • A
    bisexual
  • B
    intersexual
  • ✓
    unisexual
  • D
    either $(a)$ or $(b)$
✓

Answer

Correct option: C.
unisexual
c
In unisexual flowers, the female flower buds are bagged before the flowers open. When the stigma become receptive, pollination is carried out using the desired pollen and the flower rebagged. Hence, there is no need of emasculation in these flowers.

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 (1 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→CBSE Board STD 12 Science question papers→CBSE Board question paper generator→

Similar questions

_____________ obtain their food from dead plants and animal parts.
→
Which of the following is richest in fossil?
→
Which one of the following is not a functional unit of an ecosystem?
→
In $40\;\%$ angiosperms, the pollen grains are shed at
→
Directional change occurs at both ends:
→
Find an incorrect statement for $DFC$
→
Seals have a thick layer of fat $($blubber$)$ below their skin that acts as an.
→
Choose correct pair :

$(1)$ Salt concentration in inland water - $30-35\%$

$(2)$ Salt concentration in the sea - $5\%$

$(3)$ Salt concentration in hypersalinelagoon - $>100\%$

→
Exponential growth occurs in:
→
Use of Cannabis products results in
→