Question

Scientific name of sunflower is
A. Brassica Campestris
B. Pisum Sativum
C. Helianthus annuus
D. Gossypium Herbaceum

Answer 1

Hint: The genus from which sunflower belongs is observed to carry about 70 species which are composed of the annual flowering plants and the perennial flowering plants.

Complete answer:
Sunflower used for edible oil and also used for bird food and some industry application use also and sunflower oil is used cooking also. Helanthus annuus produces a pattern of interconnecting spirals and they are sexually sterile. The flowers in the centre of the head are called disk flowers. Helianthus annuus is the scientific name of sunflower.
In option A: Brassica Campestris is from the mustard family and also known as cruciferous vegetables or cabbage sometimes called Cole crops it is important agriculture and horticulture crops used for food include broccoli, cauliflower, cabbage, and some used in production in canola oil. So this option is not correct.
In option B: Pisum sativum is also known as pea which is green and yellow in colour and contains seeds developed from the ovary of the flower. so this option is not correct.
In option D: Gossypium Herbaceum is a genus of flowering plants of the mallow family from which cotton is harvested fiber are a commercially interesting part of the plant separated by the seed by the ginning process so this option is not correct.

Hence, the correct answer is option (C).

Additional information:
Sunflower is usually tall or perennial plant its grow in height they are bright yellow and maroon during g growth they are tilt during the day to face of sun but stop when they blooming face in east generally movement through heliotropism movement of sunflower through heliotropism rough and hairy stem is branched in the upper part. The petiolate leaves are dentate and often sticky.
Some species also have an additional shorter scale in papa's another technical features genus are more reliable it is multicellular. It is used as a food plant by the larva of many lepidopterans.

Note: Sunflower has an impact on various nitrogen-based fertilizers on the growth of sunflower. The growth of sunflowers depends on genetic background. Growth in the middle of summer and the beginning of fall.