7figure(c) Why is 'F' located at the given position in the graph?Ans.(a) 'X' axis : Mean annual precipitation (cm)Y' axis : Mean annual temperature (°C)(b) Grassland - BConiferous forest-E(.) The mean annual temperature ranges from -12 to 20°c (error accepted : 2) andmean annual precipitation ranges from 10 - 125 cm. These are theoptimum conditions in Tundra biome.SECTION-D9/2323. A son persuades his father to replace his old mobile phone with the latest modellaunched in the market. He also shares the latest features it has and explainshow it can be of a help to him in the modern technological world. Father isreluctant in buying a new one and tries to explain about its environmentalimpact. How do you think, the biologist father would try to convince his son?Justify the arguments of father and son both, by mentioning positive aspects ofthe [behaviour] displayed by them in the situation concerned (three each).Ans. Father explains that it will lead to generation of e-waste;Difficulty in recycling e - waste / hazardous nature of recycling of e - waste /exposing workers to toxic substances present in e-waste (Any one)Son's wish to update his father with modern techniques, Awareness about trendsand technologies, well versed with their applicability in daily life (any other similar/ appropriate values).Concern for environment, scientific thinking, inquisitive nature, social awareness,judicious use of money, sense of responsibility (any other similar /appropriatevalues​