Question

Short note on meristematic tissue

Answer 1

There are 3 types of meristematic tissue:-

1. Apical meristem- Present at tips of plat like root, tips of leaves etc. It mainly increases height.

2.Lateral meristem- Increases width of plant, present in stem.

3.Intercalary meristem- Present at base of leaves, internodes,etc.

Answer 2

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$\huge \mathfrak {ANSWER:}$

• NOTES ON MERISTEMATIC TISSUES:

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• It is a region where active cell division or continuous cell division occurs

• Consists of immature cells ( continuous state of division)

• Cells are small and isodiametric ( same diameter)

• Have dense cytoplasm

• Usually vacuoles are absent. If present they are small in size

• Metabolically highly active so reserve food is not present

• Plastids are absent .If present only in proplastidal stage( first plastids arise from proplastids)

• Has only primary cell wall which is thin and flexible and made up of cellulose

• No intercellular spaces so it is called as compact tissue

• Secondary cell wall is absent

• Non living substances are absent

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