The trees of spruce, fir, pine, etc are found in which of the following natural regions of the Earth?

The trees of spruce, fir, pine, etc are found in Taiga Type natural regions of the Earth. Taigas are thick forests. Coniferous trees, such as spruce, pine, and fir, are common. Coniferous trees have needles instead of broad leaves, and their seeds grow inside protective, woody cones.