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Earn 100

Define histology.

Important Questions on Tissue

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The balloon-shaped structures called tyloses
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Phloem in gymnosperms lacks:
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Tracheids differ from the tracheary elements in:
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Match List - I with List - II.

List-I List-II
(a) Cells with active cell division capacity (i) Vascular tissues
(b) Tissue having all cells similar in structure and function (ii) Meristematic tissue
(c) Tissue having different types of cells (iii) Sclereids
(d) Dead cells with highly thickened walls and narrow lumen (iv) Simple tissue

Select the correct answer from the options given below.

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Match the scientists in column I with the related terms coined by them in column II and select the correct option from the given codes.
  I   II
(a) N. Grew (i) Hadrome and leptome
(b) Nageli (ii) Tissue
(c) Haberlandt (iii) Quiescent centre
(d) Clowes (iv) Term meristem
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A tissue is a group of cells having a
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Who laid foundation for anatomy by describing the plant tissues?
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The correct sequence of levels of organisation present in the body of evolved plants is
A. Cells
B. Organs
C. Tissue system
D. Tissue

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The term 'histology' was coined by Marcello Malpighi.
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How is the study of plant anatomy useful to us?
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A fresh section was taken by a student, but he was very disappointed because there were only few green and most colourless cells. Teacher provided a pink colour solution. The section was immersed in this solution and when observed it was much clearer. What is the magic?
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Velamen tissue is found in -
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In the aerial roots of Monstera, a specialised long hair like sclereids are found and are called as

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Grafting is successful in dicots but not in monocots because the dicots have
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Tissues secreting latex are
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Assume that a pencil box held in your hand, represents a plant cell. In how many possible planes can it be cut? Indicate these cuts with the help of line drawings.
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The tissue is a group of cells that:

(a) Have a common origin.

(b) Are always structurally similar.

(c) Perform a common function.

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Match the following and choose the correct option from below.

A. Cuticle (i) Guard cells
B. Bulliform cells (ii) single layer
C. Stomata (iii) Waxy layer
D. Epidermis (iv) Empty colourless cell
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Complete the flow chart.
Organisms ➔organs ➔ cells.
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Match column I with column II and select the correct answer.
  Column I   Column II
A. Histogen theory 1. Nageli
B. Tunica corpus theory 2. Schmidt
C. Apical cell theory 3. Hanstein
D. Tissue 4. Grew