Question

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Answer 1

Answer:

Each layer of organisation is larger than the lower one. This is because the higher levels of organisation are composed of the lower ones. Hence as we go higher in the hierarchy of organisation levels, the size of the level increases. For example, cells are the smallest functional unit of life.

Energy transfer takes place in an ecosystem through Living organisms. Plants through process of photosynthesis generates energy which is transferred in ecosystem through living beings. ... This energy released in the ecosystem is then used for other purposes by the environment only like for rotating turbines etc.

Epithelial tissues form the covering of all body surfaces line body cavities and hollow organs, and are the major tissue in glands.

Cork cells are Nonliving and are found in casparian bundles of dicot stems.

Xylem and phloem: Xylem and phloem tissue make up the transport cells of stems. The direction of water and sugar transportation through each tissue is shown by the arrows.

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Answer 2

Answer:

Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's metabolic activities.

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Explanation:

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