[amp_mcq option1=”1″ option2=”2″ option3=”03-May” option4=”Numerous” correct=”option1″]
The correct answer is A. 1.
A pyrenoid is a small, round or oval organelle found in some algae and cyanobacteria. It is involved in the storage and synthesis of starch. In Spirogyra, a pyrenoid is located in the center of each cell, and is surrounded by a starch sheath.
Option B is incorrect because there are usually only one pyrenoid per cell in Spirogyra.
Option C is incorrect because there are usually only one pyrenoid per cell in Spirogyra, and not 3-5.
Option D is incorrect because there are usually only one pyrenoid per cell in Spirogyra, and not numerous.