Superfoods Knowledge 3

Question 1

What makes dark chocolate qualify as a superfood compared to milk chocolate?

Accepted Answer

Higher cocoa percentage with more flavonoids

Answer

Dark chocolate (70%+ cocoa) is rich in flavonoids like epicatechin, which support heart health and reduce oxidative stress.

Question 2

Which superfood grain is technically a seed and native to the Andean region of South America?

Accepted Answer

Quinoa

Answer

Quinoa is a pseudocereal seed native to the Andes, valued for its complete protein profile and gluten-free status.

Question 3

Astaxanthin, one of the most powerful antioxidants known, gives which superfood its characteristic pink color?

Accepted Answer

Salmon

Answer

Wild salmon gets its pink-orange color from astaxanthin, a carotenoid antioxidant that is 6,000 times stronger than vitamin C.

Question 4

Which leafy green superfood has the highest ORAC (oxygen radical absorbance capacity) score among common vegetables?

Accepted Answer

Watercress

Answer

Watercress scores the highest ORAC value among commonly eaten leafy greens and is designated a 'powerhouse vegetable' by the CDC.

Question 5

What is the main health benefit of the beta-glucan fiber found in oats?

Accepted Answer

Lowering LDL cholesterol

Answer

Beta-glucan in oats forms a gel in the digestive tract that binds to cholesterol and removes it, effectively lowering LDL levels.

Superfoods Practice Test