Which of the following is not caused by deficiency of mineral nutrition

1.  Necrosis

2.  Etiolation

3.  Chlorosis

4.  Shortening of internodes

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4
Correct Answer :

Etiolation


Explanation :
No Explanation available for this question

Which of these is an insect

1.  Tick

2.  Mite

3.  Spider

4.  Lepisma

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4
Correct Answer :

Lepisma


Explanation :
No Explanation available for this question

Which of the following is not essential for plant growth

1.  Zn

2.  I2

3.  K

4.  Fe

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4
Correct Answer :

I2


Explanation :
No Explanation available for this question

The number of segments in centipede is about:

1.  300

2.  50

3.  10-30

4.  10-25

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4
Correct Answer :

10-25


Explanation :
No Explanation available for this question

Which of the following nutrient elements is most important for protein synthesis

1.  N2

2.  K

3.  Mg

4.  P

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4
Correct Answer :

N2


Explanation :
No Explanation available for this question

One of the following traits which is not found in arthropoda:

1.  Jointed feet

2.  Segmented body

3.  Movable jaws

4.  Closed circulation.

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4
Correct Answer :

Closed circulation.


Explanation :
No Explanation available for this question

Arthropods include animals with jointed legs, they have a body cavity called:

1.  Coelom

2.  Haemocoel

3.  Gastrovascular cavity

4.  Pseudocoel

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4
Correct Answer :

Haemocoel


Explanation :
No Explanation available for this question

Which of the following is not major elements

1.  Zn

2.  Ca

3.  Mg

4.  P

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4
Correct Answer :

Zn


Explanation :
No Explanation available for this question

The crustacean biramous appendages have a basal part known as:

1.  Exopodite

2.  Epipodite

3.  Protopodite

4.  Endopodite

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4
Correct Answer :

Protopodite


Explanation :
No Explanation available for this question

Nitrogen fixation by bacteria requires the enzyme:

1.  Decarboxylase

2.  Nitrogenase

3.  Nitrogen deaminase

4.  Nitrodioxidase

View Answer  
4
Correct Answer :

Nitrogenase


Explanation :
No Explanation available for this question
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