Which of the following statements is true?
B. A habitat represents all the biotic factors in an ecosystem.
Very light, thin lines that separate the colored areas or rock units on a geologic map are called contact lines. The place where two different geologic units are found next to each other is called a contact, and that is represented by different kinds of lines.<span>
</span>
Answer:
Excitement
Explanation:
Sympathetic nervous system is a type of autonomic nervous system that acts as an emergency system of the body.
Sympathetic nervous system prepares the body during fight and flight response. The energy is put out in this system and protects the body from the injury. During excitement the heart speeds up, blood pressure increases and more energy is available to the body. Hence, excitement is the characteristic of sympathetic division of nervous system.
Thus, the correct answer is option (b).
1. Cigarettes
2. Beer
3. Antacids
4. Cocaine
