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.

     (a)     (b)     (c)     (d)

1.  (i)      (ii)     (iii)     (iv)

2.  (iii)     (ii)     (iv)     (i)

3.  (ii)      (iv)    (i)      (iii)

4.  (iv)     (iii)    (ii)      (i)

Subtopic:  Tissue: Introduction & Classification |
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Match List-I with List-II.

List -I  List-I
(a)Lenticels
(b)Cork cambium
(c) Secondary cortex
(d)Cork
(i) Phellogen 
(ii) Suberin deposition
(iii) Exchange of gases
(iv) Phelloderm

Choose the correct answer from the options given below. 

    (a) (b) (c) (d)

1. (ii) (iii) (iv) (i)

2. (iv) (ii) (i) (iii)

3. (iv) (i) (iii) (ii)

4. (iii) (i) (iv) (ii)

Subtopic:  Activity of Cork Cambium |
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Select the correct pair.

1. Cells of medullary rays that form part of a cambial ring - Interfascicular cambium

2. Loose parenchyma cells rupturing the epidermis and forming a lens-shaped opening in the bark - Spongy parenchyma

3. Large colorless empty cells in the epidermis of grass leaves - Subsidiary cells 

4. In dicot leaves, vascular bundles are surrounded by large thick-walled cells - Conjunctive tissue

Subtopic:  Activity of Vascular Cambium |
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Identify the incorrect statement.

1. Sapwood is involved in conduction of water and minerals from root to leafs.

2. Sapwood is the innermost secondary xylem and is lighter in colour

3. Due to deposition of tannins, resins, oils etc., heart wood is dark in colour.

4. Heart wood does not conduct water but gives mechanical support.

Subtopic:  Activity of Vascular Cambium |
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The transverse section of a plant shows following anatomical features :

a. Large number of scattered vascular bundles surrounded by bundle sheath. 

b. Large conspicuous parenchymatous ground tissue.

c. Vascular bundles conjoint and closed.

d.  Phloem parenchyma absent. 

Identify the category of plant and its part : 

1. Monocotyledonous root 

2. Dicotyledonous stem 

3. Dicotyledonous root 

4. Monocotyledonous stem 

Subtopic:  Monocot Stem |
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Large, empty colorless cells of the adaxial epidermis along the veins of grass leaves are

1. Lenticels

2. Guard cells

3. Bundle sheath cells

4. Bulliform cells

Subtopic:  Monocot Leaf |
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Which of the following statements about cork cambium is incorrect?

1. It forms a secondary cortex on its outside

2. It forms a part of periderm

3. It is responsible for the formation of lenticels

4. It is a couple of layers thick

Subtopic:  Activity of Cork Cambium |
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Grass leaves curl inwards during very dry weather. Select the most appropriate reason from the following :

1. Tyloses in vessels

2. Closure of stomata 

3. Flaccidity of bulliform cells

4. Shrinkage of air spaces in spongy mesophyll

Subtopic:  Monocot Leaf |
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Phloem in gymnosperms lacks:

1. Both sieve tubes and companion cells 

2. Albuminous cells and sieve cells

3. Sieve tubes only

4. Companion cells only

Subtopic:  Complex Tissue: Phloem |
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Which of the statements given below is not true about the formation of Annual Rings in trees?

1. Annual rings are not prominent in trees of temperate regions.

2. Annual rings are a combination of spring wood and autumn wood produced in a year.

3. Differential activity of cambium causes light and dark bands of tissue - early and late wood respectively.

4. Activity of cambium depends upon variation in climate.

Subtopic:  Types of Wood |
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