Q: 203 (SSC/NA)
question_subject:
Science
question_exam:
SSC
stats:
0,10,1,0,0,1,10
keywords:
{'chlorophyceae': [2, 0, 0, 0], 'phaeophyceae': [2, 0, 0, 0], 'algae': [2, 0, 0, 0], 'rhodophyceae': [2, 0, 0, 0], 'main classes': [1, 0, 0, 0], 'gymnosperms': [1, 0, 0, 0]}
Option 1, Chlorophyceae, is a class of algae comprising green algae. Option 2, Rhodophyceae, is a class of algae known as red algae. Option 3, Phaeophyceae, is a class of algae referred to as brown algae. These three options are indeed among the main classes of algae.
Option 4, Gymnosperms, is not a class of algae. Gymnosperms are a group of seed-bearing plants, which include conifers, cycads, and ginkgo. They are not classified as algae. Therefore, option 4 is the correct answer.
Alert - The correct answer should be option 4, Gymnosperms, as it is not among the main classes of algae.