Question

गोलीय लेंस की फोकस दूरी की परिभाषा लिखो​

Answer 1

Answer:

Angiosperms are the flowering plants that are the largest and most diverse groups of plants in the kingdom Plantae. Gymnosperms are vascular plants that have exposed or naked seeds that are not even visible until maturity. Seeds are enclosed inside an ovary that matures to form a fruit.