Sunflowers

By: Vineeth Sam Sekharan 8H Characteristic Of Living Things Assignment

Sunflowers Are: ,[object Object],[object Object],[object Object],Sunflower - any of various composite plants of the genus Helianthus, as H. annuus. Amusing Fact : The scientific name of sunflowers is Helianthus, Helia for sun and Anthus for flower.

Basic Needs of a Sunflower Plant ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],The sunflower is not one flower, but a cluster of more than 2000 tiny flowers growing together. Amusing Fact: Sunflower was a common crop among American Indian tribes throughout North America.

The Growth of a Sunflower ,[object Object],[object Object],[object Object],[object Object],Amusing Fact: A sunflower’s head can grow to be as big as 2 feet across and the plant can be as tall as 18 feet.

Nutrition ,[object Object],[object Object],[object Object],6H 2 O + 6CO 2 ----------> C 6 H 12 O 6 + 6O -the process by which the sunflower (and most other plants) use the energy from sunlight to create sugar. Amusing Fact: The tallest sunflower grown on record was 25 feet tall in the Netherlands.

Sunflower Excretion ,[object Object],[object Object],[object Object],[object Object],[object Object],Vacuoles- A small cavity in the cytoplasm of a cell, bound by a single membrane and containing water, food, or metabolic waste. Amusing Fact : Sunflowers are believed to have first originated in Europe in the early 1500s.

Photorespiration ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Respire - breathe easily again, as after exertion or anxiety

Reproduction of a Sunflower ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Pollen Pollination -process by which plant pollen is transferred from the male reproductive organs to the female reproductive organs to form seeds. Amusing Fact : The sunflower is the national flower of Russia.

(continued) Amusing Fact : It requires only 90 to 100 days from planting to maturity.

(continued) Amusing Fact: Sunflowers can grow 8 to 12 feet tall in rich soil within six months.

Response and Adaptations ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Amusing Fact: Sunflowers have been cultivated for over 8000 years.

Movement of a Sunflower ,[object Object],[object Object],[object Object],Heliotropism - Growth or orientation of a plant, toward or away from the light of the sun. Amusing Fact: Sunflowers are one of the world’s most cultivated cash crops.

Extinction? ,[object Object],[object Object],[object Object],[object Object],[object Object],Amusing Fact: Scientists agree that the sunflower will not die out within the next century.

Picture Credits ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Thank You for Reading My Presentation

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Bibliography Thank You for Reading My Presentation

Sunflowers

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Sunflowers