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Plants Form And Function > Meristems > Flashcards

Meristems Flashcards

1
Q

What are the names given for root and shoot tips with meristematic properties?

A

Apices
Buds
Meristems

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2
Q

Define tissue

A

A tissue is a group of one or more cell types which carries out specialized function/s

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3
Q

What are known as meristems

A

Undifferentiated tissues in plants that consist of cells which constantly divide under suitable conditions and produce new cells

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4
Q

Do meristems have dormant period

A

Yes

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5
Q

What is the function of mersitem

A

Add new cells and subsequently these cells differentiate and plant growth occur by making new plant tissues.

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6
Q

What is the function of mersitem

A

Add new cells and subsequently these cells differentiate and plant growth occur by making new plant tissues.

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7
Q

What are the characteristics of meristematic cells?

A
  1. Living cells
  2. Isodiametric (roughly spherically)
  3. Structurally and functionally undifferentiated.
  4. Have a central nucleus
  5. Have a dense cytoplasm
  6. Have the ability to multiply.
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8
Q

What are the three overlapping zones of cells

A

Cell division
Cell elongation
Cell differentiation

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9
Q

What are the three types of meristems

A

Apical meristem
Lateral meristems
Intercalary meristems

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10
Q

What are the three types of meristems

A

Apical meristem
Lateral meristems
Intercalary meristems

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11
Q

What are the locations of apical meristems

A

Root and shoot tips

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12
Q

What are the locations of apical meristems

A

Root and shoot tips

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13
Q

What is the function of apical meristem

A

They add new cells that enable increase in length by the process of cell growth

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14
Q

What is the function of apical meristem

A

They add new cells that enable increase in length by the process of cell growth

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15
Q

What are the two lateral meristems

A

Vascular cambium
Cork cambium

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16
Q

What are the two lateral meristems

A

Vascular cambium
Cork cambium

17
Q

In what type of plants are lateral meristems found

A

Woody plants

18
Q

What is the function of lateral meristems

A

Involve in secondary growth in increasing circumference of roots and stems

19
Q

What is the function of lateral meristems

A

Involve in secondary growth in increasing circumference of roots and stems

20
Q

What does the vascular cambium produce

A

Secondary xylem
Secondary phloem

21
Q

What does the cork cambium produce

A

Thick tough periderm replacing the epiderm

22
Q

What plant have intercalary meristem

A

Some monocots such as grasses

23
Q

What plant have intercalary meristem

A

Some monocots such as grasses

24
Q

What is the location of intercalary meristems

A

Bases of stems and leaves

25
Q

What is the function of intercalary meristems

A

Allow rapid regrowth in damaged leaves

Plants Form And Function (8 decks)

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