Nutrition in Plants Class 7 Science Chapter 1: In today’s Class 7 Science Sprint session in Chapter 1, we discuss Nutrition in Plants. The aspirants are advised to watch the entire video lecture for a better understanding of this Nutrition in Plants topic of CBSE class 7 science/ NCERT class 7 science. This session will mainly be around the most important topic of Nutrition in Plants.

Meet Pritesh Sir enlightens you with the topic of ‘Nutrition in Plants’ in an effective way.

Carbohydrates, proteins, fats, vitamins, and minerals are essential components of food, these components are called nutrients.

Mode of nutrition in plants:
Plants prepare their food by using raw materials like water, carbon dioxide and minerals.
The process of utilization of food by a living organism to obtain energy is called nutrition.

1- Autotrophs or Autotrophic: – In this mode of nutrition organisms make their food themselves from simple substances. All green plants are Autotrophs (Auto means self and trophic means nourishment)
2- Heterotrophs or heterophobic: – Heterotrophic organisms are those who obtain food from other organisms. Since these organisms depend on other organisms for their food, they are called consumers. All animals and non-green plants like fungi come under this category.

CBSE/NCERT Class 7 Science Chapter 1 basically makes students aware of the Nutrition in Plants.

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Other modes of nutrition in plants:
Most of the plants have a green pigment called chlorophyll and can make their own food.
Some plants do not have chlorophyll and cannot synthesize their own food and are known as Heterotrophic plants
This type of nutrition can be categorized into
1- Parasitic mode of nutrition
2- Insectivorous mode
3- Saprophytic mode of nutrition
4- Symbiotic mode of nutrition

Parasites:
In the parasitic mode of nutrition, plants depend on other plants or animals for their nourishment.

Insectivorous Plants:
The insectivorous mode of nutrition is observed in plants like the pitcher plants and the Venus flytrap.

Saprotrophs:
Mode of nutrition in which organisms or plants that obtain their nutrition from dead and decaying organic matter is called Saprophytic mode

Symbiotic plants:
In this mode of nutrition, there is a close association between two different plants of different categories.

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Thanks for watching this ‘Nutrition in Plants class 7 science class!!! Hope you have enjoyed and learned about Nutrition in Plants.

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