At the root tip, the cells that are responsible for the growth of the root in length are located in the region that is:
1. distal to the region of meristematic activity
2. proximal to the region of meristematic activity
3. proximal to the region of maturation
4. distal to the region of elongation

Subtopic:  Morphology of Roots |
 71%
From NCERT
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Ovary is one chambered but it becomes two chambered due to the formation of a false septum in:

1. Mustard and Argemone 2. Argemone and Dianthus
3. Mustard and Primrose 4. Argemone and Primrose
Subtopic:  Flower & Parts of Flower |
 82%
From NCERT
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Axile placentation is not seen in:

1. China rose 2. Tomato
3. Lemon 4. Pea
Subtopic:  Flower & Parts of Flower |
 89%
From NCERT
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Identify the incorrectly matched pair:

 

Placentation

Example

1.

Free central

Dianthus

2.

Basal

Sunflower

3.

Axile

China rose

4.

Marginal

Mustard

Subtopic:  Flower & Parts of Flower |
 85%
From NCERT
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If the fruit is formed without the fertilization of ovary, it is called as:

1. Parthenogenetic 2. Parthenocarpic
3. Aggregate 4. False
Subtopic:  Fruits & their Types |
 92%
From NCERT
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Epigynous flower is seen in:

1. China rose 2. Brinjal
3. Mustard 4. Ray florets of sunflower
Subtopic:  Flower & Parts of Flower |
 86%
From NCERT
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The fruit in mango is:
1. Silicula
2. Aril
3. Drupe
4. Berry

Subtopic:  Fruits & their Types |
 97%
From NCERT
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Underground stems of potato, ginger, turmeric, Zaminkand and Colocasia:
I: Store food in them
II: Act as organs of perennation
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect

Subtopic:   Modifications of Stem |
 85%
From NCERT
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Which of the following is an endospermic seed?

1. Bean 2. Gram
3. Pea 4. Castor
Subtopic:  Seed |
 88%
From NCERT
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Generally, monocotyledonous seeds are endospermic. An important exception may be:

1. Rice 2. Wheat
3. Orchids 4. Pea
Subtopic:  Seed |
 84%
From NCERT
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