1. humans cause deforestation, which destroys animals' habitat
2. humans cause water pollution, by throwing harmful chemicals in the sewer causing marine animals to die
3. humans are destroying animals' habitat forcefully to build more homes for peoples
Tissues
Tissues are somewhat more complex units than cells. By definition, a tissue is an organization of a great many similar cells with varying amounts and kinds of nonliving, intercellular substance between them.
You can eat starch, but you can't digest cellulose
What they mean by formatting text is ,to organise text in such a way that it becomes more attractive and easy to read
