The lower surface of the leaf will have more stomata in a
1. dorsiventral leaf

2. isobilateral leaf

3. Both 1 and 2

4. None of these

Subtopic:  Dicot Leaf | Monocot Leaf |
 85%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

A Transverse section of stem is stained first with safranin and then with fast green following the usual schedule of double staining for the preparation of a permanent slide. What would be the colour of the stained xylem and phloem?

(a) Red and green

(b) Green and red

(c) Orange and yellow

(d) Purple and orange

From NCERT
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3. Match the following columns.

Column I

 Column II

A. Cuticle 

B. Bulliform cells 

C. Stomata 

D. Epidermis 

1. Guard cells

2. Single layer

3. Waxylayer

4. Empty colourless cell

Codes
 

Options:   A    B    C    D  
1. 3 4 1 2
2. 1 2 3 4
3.   2  4 1
4. 3 2 1 4

   

Subtopic:  Vascular Tissue System |
 92%
From NCERT
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Cells of this tissue are living and show angular wall thickning. They also provide mechanical support. The tissue is

1. xylem

2. sclerenchyma

3. collenchyma

4. epidermis

Subtopic:  Simple Tissue: Chollenchyma & Sclerenchyma |
 87%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

6. Epiblema of roots is equivalent to

(a) pericycle

(b) endodermis

(c) epidermis

(d) stele

Subtopic:  Anatomy of Root |
 85%
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7. A conjoint and open vascular bundle will be observed in the transverse section of

(a) monocot root

(b) monocot stem

(c) dicot root

(d) dicot stem

Subtopic:  Vascular Tissue System |
 75%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

9. Phellogen and phellem respectively denote

(a) cork and cork cambium

(b) cork cambium and cork

(c) secondary cortex and cork

(d) cork and secondary cortex

Subtopic:  Activity of Cork Cambium |
 78%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

10. In which of the following pairs of parts of a flowering plant is epidermis absent?

(a) Root tip and shoot tip

(b) Shoot bud and floral bud

(c) Ovule and seed

(d) Petiole and pedicel

Subtopic:  Epidermal Tissue System |
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A piece of wood having no vessels (trachea) must belong to

1. teak

2. mango

3. pine

4. palm

Subtopic:  Complex Tissue: Xylem |
 69%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh

A plant tissue, when stained, showed the presence of hemicellulose and pectin in the cell walls of its cells. The tissue represents

1. collenchyma

2. sclerenchyma

3. xylem

4. meristem

 

Subtopic:  Simple Tissue: Chollenchyma & Sclerenchyma |
 94%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh