Plant Kingdom

Chlamydomonas is haploid plant. The zygospore (zygote) is formed by the fusion of gametes. The meiosis takes place in zygospore.

Answer (d) Phaeophyceae

Scientific name of the plants are based on the principles criteria agreed by and are given in International Code of Botanical Nomenclature (ICBN).

Major pigments found in brown algae (class - Phaeophyceae) are chlorophyll and , and fucoxanthin, flavoxanthin, violaxanthin and lutein. Out of these pigment fucoxanthin is brown pigment that masks the traditional green colour of chlorophyll. The major pigment of green algae are chlorophylls carotenoid and xanthophylls while phycoerythrin and phycocynin along with chlorophylls and are main photosynthetic pigments of class - Rhodophyceae.