CLASS X BIOLOGY

In dia’s Mango Man has Grown 300+ varieties of Mango on One Tree! Meet Padmashri awardee Haji Kaleem Ullah Khan who has a profound love for mango cultivation. His 14-acre orchard in Malihabad in Uttar Pradesh is unlike any other in aroma, textures and hues Who said farming isn’t an art? Meet artist Kaleem Ullah Khan (57) — the man who has been awarded the Padmashri, one of India’s highest civilian awards, for his unique experiment — growing over 300 varieties of mangoes of different shapes, colours and sizes all on one tree! Padmashri awardee Haji Kaleem Ullah Khan with his carefully cultivated mango tree, bearing 300+ varieties He hails from Malihabad (Lucknow, Uttar Pradesh), which is widely known for Dusseri variety of mangoes. But Khan didn’t stop at the one variety. From his 14-acre orchard, mangoes are boxed in crates and sold across the country and even exported to the Gulf countries. Confidently, Khan proclaims — ‘You won’t find such fruits anywhere...

Can you think of apple, orange, plum etc... growing on a single tree ? Growing FRUIT SALAD TREES!!!

HOW DO ORGANISM REPRODUCE ˜ Reproduction is the process by which living organisms produce new individuals similar to themselves. ˜ Reproduction ensured continuity of life on earth. ˜ Reproduction – A bridge to hereditary transmission. ˜ It involves continuation of characters from the parents to daughter cells by Copying of DNA (Deoxyribose Nucleic Acid) molecules present in the chromosomes of the cell. ˜ Copying of DNAs is also not a foolproof exercise, even minute changes bring about Variation in the blue print of the offsprings. ˜ The useful variations are retained while the harmful one does not go beyond. ˜ Actually variations help the species to withstand drastic environmental changes, thus save the species from becoming extinct and promotes its survival for a longer time. ˜ This inbuilt tendency of variation is the ‘‘fuel’’ for Evolution.                   ...