One; the taiga itself. The taiga is a biome, so it would not have any biomes inside of it.
4
they are cold
taiga
Yes
It is a kind of biomes
tundra and taiga
humans affect the taiga biomes and animals by cutting down trees that are homes to other animals.
ecosystem, biomes, tundra
Taiga
no
the taiga and the artic biome
It's undefined. There are biomes like: Ocean (marine) Tundra Taiga Grassland Rainforest Desert Temperate Deciduous Forest and many more.