Which of the following statements about stars is true? a. stars rarely differ in temperature. b. none of these c. all stars are the same temperature. d. stars vary greatly in temperature.

Which of these is least likely to be an adaption? a. a mouse digs a hole to hide from predators. b. a snake bites its prey to deliver it deadly venom. c. a jackrabbit has large ears that it release body heat. d. a parrot learns to say its owner's name.

What is the result of the greenhouse effect? a. heat is deflected from the atmosphere. b. heat is released from the atmosphere. c. heat is kept in the atmosphere. d. plants are able to grow in the tropics where the air is the heaviest.

How would i answer this for an exam?