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Published on: 29/05/2021
QB365 Provides the HOT Question Papers for Class 11 Biology, and also provide the detail solution for each and every HOT Questions. HOT Questions will help to get more idea about question pattern in every exams and also will help to get more marks in Exams
Download CBSE Class 11th Standard CBSE Biology question papers, sample papers, important questions, and previous year solved papers in PDF format. Get free study materials, NCERT solutions, and exam preparation resources for Class 11th Standard CBSE Biology
Questions + Answers key
Take MCQ Biology Test1.
How superior and inferior ovaries are indicated by symbol?
2.
A maize grain is not a seed.Explain
3.
Why the leaves of Aloe and Agave store water?
4.
Why insects attract towards pitcher plants?
5.
Why are velamen tissues present in epiphytic roots?
1.
Superior ovary, e.g. G. Inferior ovary, e.g. G. The ovary is superior when it is present at the upper position on thalamus as compared to other whorls as seen in China Rose. On the other hand, it is inferior when the margin of thalamus grows inward and encloses the ovary completely, while the other parts rise above the ovary. Itis seen in guava or cucumber.
2.
A maize grain is a single-seeded fruit called caryopsis or grain in which the pericarp (fruit wall) is inseparably fused with testa.
3.
In Aloe and Agave, the leaves store water to resist drought conditions
4.
In pitchar plants, the leaf apex giver rise to a coloured lid for attracting the insects
5.
The velamens atre spongy tissues, which help epiuphytic roots in absording atmospheric water vapours.
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