Download App

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

Gujarat BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 1. sexual reproduction in flowering plants1 Mark
MCQ
Pollen grains are generally _________ in outline measuring _________ micrometers in diameter.
  • ✓
    Spherical, $25-50$
  • B
    Oblong, $25-50$
  • C
    Oval, $10-25$
  • D
    Spherical, $75-100$
✓

Answer

Correct option: A.
Spherical, $25-50$
a
Spherical $25-50 \mu m$

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→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

Occasionally, a single gene may express more than one effect. The phenomenon is called:
→
Which of the following is closest relative of man?
→
When do we need a previously frozen embryos?
→
In which one of the following, would you expect to find glyoxysomes?
→
In which era reptiles were dominant?
→
DNA is a polymer of nucleotides which are linked to each other by 3’-5’ phosphodiester bond. To prevent polymerisation of nucleotides, which of the following modifications would you choose?
→
Match following columns :
Column $- I$ Column $- II$
$(a)$ Endometrium $(p)$ The most external layer
$(b)$ Myometrium $(q)$ Help in collection of the ovum after ovulation
$(c)$ Fimbriae $(r)$ Fertilised ovum is installed here
$(d)$ Perimetrium $(s)$ Thick layer of smooth muscle
→
Which of the following is a sex-linked character
→
Cessation of menstrual cycle in the human female is known as
→
Sigmoid growth curve is represented by
→