Plant Kingdom
Class 11 · Biology · 7 Questions
1beginner🧠 Remember2 marksShort Answer
What is the basis of classification of algae?
3intermediate💡 Understand5 marksLong Answer
Name three groups of plants that bear archegonia. Briefly describe the life cycle of any one of them.
4intermediate🔧 Apply3 marksShort Answer
Mention the ploidy of the following: protonemal cell of a moss; primary endosperm nucleus in dicot, leaf cell of a moss; prothallus cell of a fern; gemma cell in Marchantia; meristem cell of monocot, ovum of a liverwort, and zygote of a fern.
5intermediate💡 Understand5 marksLong Answer
Write a note on economic importance of algae and gymnosperms.
6intermediate🔍 Analyze2 marksShort Answer
Both gymnosperms and angiosperms bear seeds, then why are they classified separately?
7intermediate💡 Understand3 marksShort Answer
What is heterospory? Briefly comment on its significance. Give two examples.
11intermediate💡 Understand5 marksLong Answer
Describe the important characteristics of gymnosperms.