The centre of moss axis is occupied by:

1.  xylem

2.  phloem

3.  pith

4.  Conducting tissue.

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4
Correct Answer :

Conducting tissue.


Explanation :
No Explanation available for this question

Cellular recognition and adhesion are facilitated by components in the plasma membrane. They are:

1.  Lipids

2.  Proteins

3.  Glycolipids and glycol- proteins

4.  Both (A) and (B)

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4
Correct Answer :

Glycolipids and glycol- proteins


Explanation :
No Explanation available for this question

In Riccia, the archegoniusm is:

1.  Rounded

2.  Cup- shaped

3.  Star-shaped

4.  Flask- shaped

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4
Correct Answer :

Flask- shaped


Explanation :
No Explanation available for this question

Which of the following phenomenon can be employed to clear a patch of land of grass and unwanted to plant growth:

1.  Water potential

2.  Root pressure

3.  Diffusion

4.  Plasmolysis

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4
Correct Answer :

Plasmolysis


Explanation :
No Explanation available for this question

In moss, antheridia and archegonia occur at the tips of two different branches of the same plant. The condition is called:

1.  Monoecious  and autoecious

2.  Monoecious and paroecious

3.  Monoecious and synoecious

4.  Dioecios.

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4
Correct Answer :

Monoecious  and autoecious


Explanation :
No Explanation available for this question

Molecules of the which size can be pass passively through the membrane

1.  8-10 A0

2.  18-20 A0

3.  28-30 A0

4.  38-40 A0

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4
Correct Answer :

8-10 A0


Explanation :
No Explanation available for this question

Which of the following causes softening of fruits

1.  Citric acid

2.  Magnesium

3.  Pectin

4.  Iron

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4
Correct Answer :

Pectin


Explanation :
No Explanation available for this question

The leafy gametophores is developed from protonema in:

1.  Riccia

2.  Marchantia

3.  Funaria

4.  Anthoceros.

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4
Correct Answer :

Funaria


Explanation :
No Explanation available for this question

In higher plants, the cell wall consists of:

1.  Callose

2.  Peptidoglycan

3.  Cellulose

4.  Lipoprotein

View Answer  
4
Correct Answer :

Cellulose


Explanation :
No Explanation available for this question

Spore mother cells in Funaria are:

1.  haploid

2.  tetraploid

3.  diploid

4.  triploid

View Answer  
4
Correct Answer :

diploid


Explanation :
No Explanation available for this question
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