No, it's an ordinary comparison (NOT simile=metaphorical comparison, because it does not involve objects belonging to different categories)
no
"Greener than thou" means "greener than you."
By comparing the vitamin C content of 100 grams of broccoli with the combined vitamin C content of 204 apples, we can determine that the broccoli contains more vitamin C. Broccoli is known to be a rich source of vitamin C, while apples are not as high in this nutrient. This comparison allows us to make an informed decision about the relative vitamin C content between the two foods.
100 g of broccoli contain about 90mg of Vitamin C - the apples contain about 1000 mg total, so no. Broccoli contain approx. 90 mg vitamin C/100 g or apple contain approx. 5 mg vitamin C/100 g.
Yes Diesel is much greener than gasoline engines
Is greener to use a hand dryer than compared to paper towels.
Yes, there is more starch in potatoes than broccoli.
yes it does =3
Yes broccoli and broccoli rabe are in the same family, but it is not a type of broccoli it is a Italian green leafy vegetable.
Iceland is greener than Greenland!
metaphor
Broccoli has no plural in English. It is a mass noun, like "bread" rather than a count noun like "vegetable".