Question

The origin of sunflower is believed to be in
A. Peruvian Andes
B. Mexico and Central America
C. Brazil
D. USA

Answer 1

All these 70 species are native to North America. Some of the species also found in South America.

Complete answer: The scientific name of sunflower is Helianthus sp.
Sunflower has almost 70 species from the Asteraceae family.
All these 70 species are native to North America or the USA.
The commercialization of the sunflower plants is done by Russia.

The favorable condition for the growth of sunflower is as follows:
1. Sunflower needed a temperature above 100C for their growth.
2. Dry soil is very much essential for the growth of sunflowers.
3. 8-10 hours continuous sunlight is needed for the growth of sunflowers.
4. Sunflower is very much used for making edible oil which is very healthy.
5. Sunflower fruit is also very famous for eating.
6. Sunflowers are annual or perennial plants. Sunflower is a large daisy-like flower.

So, the correct answer is option D. USA.

Note: The taxonomic placement of sunflower in the plant kingdom is as follows:
Kingdom: Plantae
Clade: Angiosperms, Eudicots
Order: Asterales
Family: Asteraceae
Genus: Helianthus