There is no such thing as lentils. However, there are lentils. Lentils are a bean and they are commonly used in soup dishes.
pinto beans
Yes, but you may need to modify the cooking time depending how it is used in the recipe. Brown lentils cook in about 20 mins while green take 45.
Lentils in Hindi is called 'मसूर दाल' (masoor dal).
yes
Yes. I took a class on India and my teacher (who had been to India for three months) brought back many dishes involving lentils. They are quite good.
green lentils
Lentils are 'dals' in Hindi.
Red
lentils ange of respose
Lentils are 'dals' in Hindi.
According to wikipedia they are different varieties of the same plant (lens culinaria). Red lentils are brown (masoor) lentils with their husks removed, so they will cook faster than green lentils.