A green pigment(chlorophyll) is present in the leaf to increase  light absorption ad thus rate of photosynthesis increases.    4. The leaf has large networks of vascular bundles to richly supply  the leaf with water(xylem) and transport food to other parts of the  plant(phloem).he Chlorophyll is in the top palisade layer closer to the light so it can absorb lots of light energy for photosynthesis. The upper epidermis is also transparent which also helps the light to reach the chlorophyll. + 17 others found this useful.
According to the THX standard, a 50 TV is optimally viewed from 6 to 7 feet away. A 60. TV is optimal at almost 8 feet. 70 is recommended at almost 10 feet and 80 and up even further. You start getting any bigger with your TV screen size and you might not have the space for your couch to go back far enough.
LED TVs come in various sizes that can range from less than 20 inches to over 65 inches ;; however, the recommended screen size is 32 inches for a bedroom TV and at least 40 inches for a TV in the living room or a main room.uying an LED TV on eBay. If you already know what size of LED TV you want to get, you can use the search bar and search for it using keywords. For example, if you want an LED TV that is 26 inches, you would type  26 inch LED TV & (without quotation marks) into the search bar.