Download App

Sexual Reproduction in Flowering Plants — BIOLOGY STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceBIOLOGYSexual Reproduction in Flowering Plants1 Mark
MCQ
In a type of apomixis known as adventive embryony, embryos develop directly from the $........$
  • ✓
    Nucellus or integuments.
  • B
    Synergids or antipodals in an embryo sac.
  • C
    Accessory embryo sacs in ovule.
  • D
    Zygote.
✓

Answer

Correct option: A.
Nucellus or integuments.
Apomixis is also called as adventive embryony is the method of fertilization from cells other than egg cells.
Adventive embryony is possible when the embryo develops from the integuments or nucellus.

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 "MCQ" from Sexual Reproduction in Flowering Plants→Sexual Reproduction in Flowering Plants — all question types→BIOLOGY STD 12 Science question papers→Maharashtra Board STD 12 Science question papers→Maharashtra Board question paper generator→

Similar questions

Who proposed that the first form of life come from preexisting non$-$living molecules?
→
Select the right match of endocrine gland and their hormones among the options given below.
A. Pineal i. Epinephrine
B. Thyroid ii. Melatonin
C. Ovary iii. Estrogen
D. Adrenal medulla iv. Tetraiodothyronine
→
The microbial source of vinegar is ………………….
→
What is Allen’s rule?
→
Ecosystem is:
→
What are the time intervals for atrial systole, ventricular systole and joint diastole?
→
Which equipment is suitable for measuring linear growth of shoot?
→
Rotation of eye ball is controlled by ……………….
→
Leading strand during $\text{DNA}$ replication is formed:
→
Both hens and frogs are $....$ animals.
→