Question 17 O Mark this question
Which of the following is currently increasing because of human population growth and its
associated impacts?
O Levels of biodiversity
O
Amounts of arable land
O Contaminants in the air
Amounts of forest cover
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the wires in the toaster turning red and the toast crisping and turning brown

lizards have adapted to life in the desert. some desert lizards have toes with spiny scales to them run across the sand without sinking. some use the sand to hide from predators, or to search for small animals that they prey upon.

ionic bonds are two oppositely charged ions that attract. a sodium ion has a 1 positive charge; a chloride ion has a 1 negative charge. sodium and chloride have oppostive charged ions that attract which forms an ionic bond. a chemical bond formed when two atoms share electrons is called