where are these type of trees normally found?
In temperate deciduous forests of North and South America, Asia, Southern slopes of the Himalayas, to name a few.
Deciduous
Temperate deciduous forest biomes are plant communities distributed in North and South America, Asia, Southern slopes of the Himalayas, Europe and for cultivation purposes in Oceania. 
where did the first apple seed come from Central Asia - southern Kazakhstan, Kyrgyzstan, Tajikistan, and northwestern China. what is it nutritional value? It has 86% water and 14% carbohydrates, negligible content of fat and protein, 100 grams provides 52 calories - nutritionally poor food source. can you describe this fruit? It is a deciduous tree, generally standing tall; flowers are white with a pink tinge that gradually fades; skin of ripe apples is generally red, yellow, green, pink, or russetted; covered in a protective layer of epicuticular wax.
wiki:13440907
Deciduous [SEP] Regions
Forests where a majority of the trees lose their foliage at the end of the typical growing season are called deciduous forests. These forests are found in many areas worldwide and have distinctive ecosystems, understory growth, and soil dynamics. Two distinctive types of deciduous forest are found growing around the world. Temperate deciduous forest biomes are plant communities distributed in North and South America, Asia, Southern slopes of the Himalayas, Europe and for cultivation purposes in Oceania. They have formed under climatic conditions which have great seasonable temperature variability with growth occurring during warm summers and leaf drop in autumn and dormancy during cold winters.