Phytochemicals

Phytochemicals that change color when the pH of a food mixture changes are _____.

• allyl sulfides

• flavonoids

• saponins

Match the following shorthand symbol and types of chemical structures.

• carbon ring

• carbon and hydrogen chain

• double bond

Match the following shorthand symbol and types of chemical structures.

• benzene or aromatic ring

• carbon ring

• carbon and hydrogen chain

Grapes and tea.

• isoflavones

• polyphenols

• saponins

Which of the following contain sulfur and increase enzyme reactions?

• Allyl sulfides.

• Carotenoids.

• Xanthophylls.

Carotenoids are known for their work as _____.

• blood thinners

• antioxidants

• flavorings

Phytoestrogens is another name for _____.

• isoflavones

• indoles

• phenols

Which of the following is a primary function of phytochemicals in plants?

• Provide structural support

• Facilitate photosynthesis

• Defend against pathogens

• Store energy

Which class of phytochemicals is known for its antioxidant properties?

• Alkaloids

• Flavonoids

• Terpenes

• Saponins

Phytochemicals are most commonly found in which part of the plant?

• Roots

• Leaves

• Seeds

• Flowers