Download App

STD 11 - 3. Plant kingdom — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 3. Plant kingdom4 Marks
MCQ
Male gametes are flagellated in
  • ✓
    Ectocarpus
  • B
    Spirogyra
  • C
    Polysiphonia
  • D
    Anabaena.
✓

Answer

Correct option: A.
Ectocarpus
a
(a) : Ectocarpus produces biflagellate gametes. Anabaena is a cyanobacteria and does not reproduce sexually. Spirogyra produces non­flagellated male gamete during conjugation, where entire cell content functions as gamete. Polysiphonia also produces non­ flagellated spermatia.

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

NEET STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

Non-essential amino acids
→
Just as a person moving from Delhi to Shimla to escape the heat for the duration of hot summer, thousands of migratory birds from Siberia and other extremely cold northern regions move to
→
In which phase proteins for spindle fibre formation are synthesized
→
In ...$A$.... phase, there is synthesis of $RNAs$ and proteins that are needed for cell growth and replication of $DNA$. While it is ...$B$... phase, where synthesis of protein occur that is needed for spindle formation and mitosis to continue.

Identify $A$ and $B$ to complete the given statement

→
Which one of the following statement is correct for botanical garden?
→
Select the correct statement regarding $S-$ phase of interphase

$I.$ Occurs between $G_1$ and $G_2$

$II.$ $DNA$ replication begins in the nucleus

$III.$ Centrioles duplicate in the cytoplasm

$IV.$ As $DNA$ s doubled, number of chromosomes also doubles Option are

→
Which one of the following techniques has helped to solve many mysteries involving murders, robberies and rapes?
→
The growth in plants differs from growth in animals in
→
Match the class of fungi given in column-$I$ with their common name given in column-$II$ and select the correct option.

Column-$I$ [Class of fungi) Column-$II$ (Common name)
$A$. Phycomycetes $I$. Sac fungi
$B$. Ascomycetes $II$. Algal fungi

$C$. Basidiomycetes

 $III$. Fungi imperfecti
$D$. Deuteromycetes $IV$. Club fungi
→
Which of the following statements regarding growth is incorrect?
→