Biology, asked by vsvshemadharani1, 1 year ago

important of transporatation in 10 class cbse biology

Answers

Answered by Anonymous
1
Modes of transport include air , water , land , cable , pipeline and space . The field can be divided into infrastructure vehicles and operations.Transport is important because it enables trade between people, which is essential for the development of civilizations.
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Answered by DsJs
2
TRANSPORTATION IN PLANTS

Transportation : The transport of water, food, minerals, hormones and other substances from one part to another part inside the body of an organism is known as transportation.

Plants take in CO2, photosynthesize and store energy in leaves. Besides CO2 plants need other raw materials for growth. These raw materials like nitrogen, phosphorous etc., they get from the soil by the process of absorption by roots. These raw materials need to be transported to each and every part of the plant, mainly to leaves.

If the distance between roots and leaves is small, then these raw materials can reach to the leaves easily by the process of diffusion.

In case distance between roots and leaves is more, then proper system of transporation is required.

In plants, transportation is done by a specilized vascular system which is present in the root, stem and leaves.

Vascular system is made up of two types of vascular tissues.

1. Xylem

2. Phloem

In plants the transport of materials can be divided into two parts.

(A) Transport of water and minerals through xylem tissue.

(B) Transparation of food and other substances through phloem tissue.
 



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