Ciliated spermatozoids occur in all three general listed in any one combination identify the same

1.  Spirogyra, Rhizopus, Cyanobacteria

2.  Selaginella, Cycas, Spirogyra

3.  Funaria, Selaginella, Cycas

4.  Rhizopus, Cyanobacteria, Funaria

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4
Correct Answer :

Funaria, Selaginella, Cycas


Explanation :
No Explanation available for this question

The alkoloid from colchicum autumnale of liliance induces

1.  Sterility

2.  Dormancy

3.  Cell division

4.  Polyploidy

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4
Correct Answer :

Polyploidy


Explanation :
No Explanation available for this question

Fruits in Asteraceae are generally dispersed by

1.  water

2.  Insects

3.  wind

4.  wind

5.  birds

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5
Correct Answer :

wind


Explanation :
No Explanation available for this question

The thorns in circuits are modifications of

1.  Leaf

2.  Stipule

3.  Stem

4.  Petiole

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4
Correct Answer :

Leaf


Explanation :
No Explanation available for this question

Pneumatophores are usually present in

1.  Avicinnea

2.  Eichhornia

3.  Murrya

4.  Casuarina

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4
Correct Answer :

Avicinnea


Explanation :
No Explanation available for this question

The technique of growing plants in water culture is called

1.  lkebana

2.  Hydroponics

3.  Tissue culture

4.  Cell culture

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4
Correct Answer :

lkebana


Explanation :
No Explanation available for this question

Cultivation of trees in a dwarf form is known as

1.  lkebana

2.  bonsai

3.  apomixis

4.  Arboriculture

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4
Correct Answer :

bonsai


Explanation :
No Explanation available for this question

Transfusion tissue is met in

1.  Leaves in cycas

2.  Stem of Selaginella

3.  Roots of monocots

4.  Capsule of funaria

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4
Correct Answer :

Leaves in cycas


Explanation :
No Explanation available for this question

Rhizopus reproduces sexually resulting in formation of

1.  Oospore

2.  Zoospore

3.  Zygospore

4.  Sporangiophore

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4
Correct Answer :

Zygospore


Explanation :
No Explanation available for this question

What are the chromosome numbers in the following respectively 1) Synergid cell in Gossypium 2) Leaf cell in Allium 3) Primary endosperm 4) nucleus in Saccharum

1.  48, 16, 36

2.  52, 26, 32

3.  26, 16, 120

4.  48, 96, 24

View Answer  
4
Correct Answer :

26, 16, 120


Explanation :
No Explanation available for this question
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