Which of the following is not a stem modification?

1. Thorns of citrus

2. Tendrils of cucumber

3. Flattened structures of Opunita

4. Pitcher of Nepenthes

Subtopic:  Morphology of Stems | Aerial Stem Modification |
 82%
From NCERT
NEET - 2016
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Proximal end of the filament of stamen is attached to the

(1) connective

(2) placenta

(3) thalamus or petal

(4) anther

Subtopic:  Parts of Flower: II | Flower & Parts of Flower |
 70%
NEET - 2016
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Stems modified into flat green organs performing the functions of leaves are known as

(1) phyllodes

(2) phylloclades

(3) scales

(4) cladodes

Subtopic:  Morphology of Stems | Aerial Stem Modification |
 66%
NEET - 2016
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The standard petal of a papilionaceous corolla is also called

(1) pappus

(2) vexillum

(3) corona

(4) carina

Subtopic:  Flower & Parts of Flower: I | Flower & Parts of Flower |
 77%
NEET - 2016
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Roots play insignificant role in absorption of water in

1. sunflower

2. Pistia

3. pea

4. wheat

Subtopic:  Morphology of Roots | Modification of Roots |
 69%
NEET - 2015
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Axile placentation is present in

1. dianthus                   

2. lemon

3. pea                           

4. Argemone

Subtopic:  Parts of Flower: III | Flower & Parts of Flower |
 83%
From NCERT
NEET - 2015
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Among China rose, mustard, brinjal, potato, guava, cucumber, onion and tulip, how many

plants have superior ovary?

1. Five                         

2. Six

3. Three                       

4. Four

Subtopic:  Flower & Parts of Flower: I | Flower & Parts of Flower |
From NCERT
NEET - 2015
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Perigynous flowers are found in 

1. Guava

2. Cucumber

3. China rose

4. Rose

Subtopic:  Flower & Parts of Flower: I | Flower & Parts of Flower |
 80%
From NCERT
NEET - 2015
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Leaves become modified into spines in

1. Opuntia

2. pea

3. onion

4. silk cotton

Subtopic:  Modification of Leaf |
 86%
NEET - 2015
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The hilum is a scar on the

1. seed, where funicle was attached

2. fruit, where it was attached to the pedicel

3. fruit, where style was present

4. seed, where micropyle was present

 

Subtopic:  Seed |
 65%
From NCERT
NEET - 2015
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