Question

1. capsaicin is a phytochemical that is commonly found in:

○ tomatoes
○ chili peppers
○ broccoli
○ soybeans
○ bran

1. organic substances contain:

○ nitrogen
○ oxygen
○ carbon
○ hydrogen
○ sulfur

Explanation:

Question 14

Capsaicin is the compound responsible for the spicy heat of chili peppers. Tomatoes, broccoli, soybeans, and bran do not contain capsaicin as a primary phytochemical.

By definition, organic substances are chemical compounds that contain carbon atoms (along with other elements like hydrogen, oxygen, nitrogen, sulfur, etc. in many cases). The presence of carbon is a defining characteristic of organic compounds.

Answer:

B. Chili peppers

Question 15