11th Class Biology Quiz Ranking Competition

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Class 11th biology quiz contest of 2025

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Time: 30 Minutes for 20 Question.

Class 11th Biology Quiz Contest [March 2025]

The number of attempts remaining is 1

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1. Living cells placed in an isotonic solution tend to retain their shape and size. This is based on the principle of

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2. Fill in the blank ----- is a characteristic feature of epithelial cells of the intestine

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3. Who wrote the book “Genera Plantarum”?

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4. The steroid hormones easily pass through the plasma membrane through simple diffusion because they are -----

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5. The exudation of xylem sap drops on the edges of leaves is called

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6. T.O. Diener discovered -----.

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7. ICBN stands for -----.

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8. The movement of materials from the leaves to other tissues of the plant is called -----

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9. The rate of transpiration will ----- if the atmospheric pressure is low

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10. Genes of Tobacco Mosaic Virus are -----.

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11. The protists have which of the following?

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12. The small intestine has three parts. The first part is called

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13. Blue-green algae belong to which group?

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14. Transport of food materials in higher plants occurs through

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15. A dental condition that is characterized by hyper mineralization of teeth enamel due to excessive intake of --------. The teeth often appear mottled.

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16. Transpiration is regulated by the movements of -----

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17. Nearly 90% of the flowering plants have -----

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18. An infant feeding entirely on the mother's milk passes stools that are coloured yellow. What is the reason for this?

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19. The main function of guard cells is to help with -----

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20. Girdling around the trunk of a tree can cause it to ----- if it cannot regrow to bridge the wound

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FAQ

Q1: When Class 11th biology quiz competition will start?

You can participate in Class 11th physics quiz contest 15th to last day of each month. You can check your knowledge of chapter wise physics quiz as multiple times.

Q2: Is any fee involved for this quiz

No. You can participate without any cost. Just use your google (gmail) account for verify.

Q3: When result will display for top ranker of biology?

Result will display on 3rd day of each month.

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Pankaj Karn

I’m a dedicated biology teacher specializing in online education and academic writing. Currently, I contribute to QuizRanker.org, where I create engaging and informative biology content. With an MSc degree in hand, I’m passionate about making complex biological concepts accessible and exciting for students everywhere.