Dispersal of seeds
Q.1. What helps in Reproduction of plants?
Q.2. Why should plants reproduce?
Q.3. How new plants come into being?
Q.4. What will happen if all the seeds of a big tree fall under the tree?
Q.5. Why should the seeds disperse?
Q.6. What is the use of a seed bed?
Q.7. What is called dispersal?
Q.8. Name the Agents of dispersal.
Q.9. What is an explosive mechanism?
Q.10. Name three plants whose seeds disperse like particles of dust in the wind.
Q.11. Name three plants whose fruits fly in the air.
Q.12. Name three plants whose fruit burst open and the seeds float in the air.
Q.13. What is pappus?
Q.14. What are the characteristics of fruits to be dispersed by animals?
Q.15. Which fruit has spines all over?
Q.16. What has two curved claws for dispersal?
Q.17. What have sharp, rigid spines to stick to the animal body?
Q.18. How are mangoes, tomatoes and guavas dispersed?
Q.19. How are seeds dispersed by water?
Q.20. Name three plants whose seeds are dispersed by water.
Q.21. Name some plants which show explosive mechanisms?
Q.22. What are called explosive fruits?
Q.23. The fruit of which plant explode with sound like a cracker?
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