Active transport of molecules form outside to inside across a membrane requires:

1.  Cyclic AMP

2.  Acetylcholine

3.  ATP

4.  Choline

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4
Correct Answer :

ATP


Explanation :
No Explanation available for this question

If chlorophyll is burnt, what will be left

1.  Fe

2.  Na

3.  Mg

4.  Mn

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4
Correct Answer :

Mg


Explanation :
No Explanation available for this question

Defiency of molybdenum causes:

1.  Poor development of vasculature

2.  Bending of leaves

3.  Chlorosis of leaves

4.  Motting or necrosis of leaves

View Answer  
4
Correct Answer :

Motting or necrosis of leaves


Explanation :
No Explanation available for this question

Which one of the following elements plays an important role in biological nitrogen fixation

1.  Molybdenum

2.  Manganese

3.  Copper

4.  Zinc

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4
Correct Answer :

Molybdenum


Explanation :
No Explanation available for this question

photolysis of water is increased by:

1.  Manganese

2.  Zinc

3.  Boron

4.  Copper

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4
Correct Answer :

Manganese


Explanation :
No Explanation available for this question

The role of inorganic nutrients in plant growth was at first indicated by:

1.  Wood ward

2.  Knop

3.  Stewart

4.  De Saussure

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4
Correct Answer :

Knop


Explanation :
No Explanation available for this question

Which of the following essential mineral elements is not a constituent of any enzyme, but stimulates the reactions of many enzymes

1.  Potassium

2.  Zinc

3.  Molybdenum

4.  Manganese

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4
Correct Answer :

Potassium


Explanation :
No Explanation available for this question

In the following sequence(a-d),which stage is out of order

1.  Cleavage

2.  Blastula

3.  Morula

4.  Gastrula

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4
Correct Answer :

Blastula


Explanation :
No Explanation available for this question

The essential nutrient elements required by plants in the least quantity is:

1.  Chlorine

2.  Zinc

3.  Molybdenum

4.  Manganese

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4
Correct Answer :

Molybdenum


Explanation :
No Explanation available for this question

Which of these pairs is mismatched

1.  Cleavage-Cell division

2.  Blastula-Gut division

3.  Gastrula-three germ layers

4.   Neurula-nervous system

View Answer  
4
Correct Answer :

Blastula-Gut division


Explanation :
No Explanation available for this question
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