1.  GA

2.  ABA

3.  2,4-D

4.  IAA

4
Correct Answer :

GA


Explanation :
No Explanation available for this question

1.  cytochrome

2.  iron-sulphur protein

3.  ferredoxin

4.  quinone

4
Correct Answer :

quinone


Explanation :
No Explanation available for this question

1.  Abscisic acid — Stornatal closure

2.  Gibberellic acid — Leaf fall

3.  Cytokinin — Cell division

4.  IAA — Cell wall elongation

4
Correct Answer :

Gibberellic acid — Leaf fall


Explanation :
No Explanation available for this question

1.  Movement of water from cell B to A

2.  No movement of water

3.  Equilibrium between the two

4.  Movement of water from cell A to B

4
Correct Answer :

Movement of water from cell A to B


Explanation :
No Explanation available for this question

1.  Mn

2.  Zn

3.  Cu

4.  Ca

4
Correct Answer :

Ca


Explanation :
No Explanation available for this question

1.  lactate dehydrogenase

2.  isocitrate dehydrogenase

3.  malate dehydrogenase

4.  succinate dehydrogenase

4
Correct Answer :

succinate dehydrogenase


Explanation :
No Explanation available for this question

1.  holding cells together

2.  protein synthesis

3.  chlorophyll synthesis

4.  cell wall development

4
Correct Answer :

chlorophyll synthesis


Explanation :
No Explanation available for this question

1.  ATP in small stepwise units

2.  ATP in one large oxidation reaction

3.  Sugars

4.  Nucleic acids

4
Correct Answer :

ATP in small stepwise units


Explanation :
No Explanation available for this question

1.  a cell in the pollen grain in which the sperms are formed

2.  a cavity in the ovule in which pollen grains are stored after pollination

3.  an opening in the megagametophyte through which the pollen tube approaches the egg

4.  the microsporangium in which pollen grains develop

4
Correct Answer :

a cavity in the ovule in which pollen grains are stored after pollination


Explanation :
No Explanation available for this question

1.  microspore

2.  generative cell

3.  vegetative cell

4.  microspore mother cell

4
Correct Answer :

generative cell


Explanation :
No Explanation available for this question

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