Question

Which of the following alga shows heterotrichous habit [AIIMS 1992]
A) Oedogonium
B) Chlamydomonas
C) Ulothrix
D) Stigeoclonium

Answer 1

Which of the following algae shows heterotrichous habit
Ans.C) Ulothrix

Answer 2

Answer:

Ulothrix alga shows heterotrichous habit.  

Explanation:

Producing two types of branches 1. Prostrate branches and 2. Erect branches is mostly evolved habit in green alga. The thallus is divided into the prostrate portion and the upright or the projected portion.

Some alga have only the well-developed prostrate system. The plant body has three parts i.e., basal cell, apical cell and middle cells. The plat body shows unbranched form and differentiated into apex and base.