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1) The average carbon/nitrogen ratio of soils is generally…….

a)25 : 1
b)5 : 1
c)30 : 1
d)14 : 1

 

2) Loose smut of wheat can be effectively controlled by______________

a)crop rotation
b)soil treatment with non systemic fungicides
c)seed treatment with systemic fungicides
d)spraying the crop with fungicides

 

3)The process of guttation is due to___________

a)root pressure
b)wall pressure
c)excess transpiration
d)turgor pressure

 

4) As per the WTO Uruguay Round Agreement the domestic support creating trade distorting effect on agricultural commodities are included in……….

a)Green Box
b)Amber Box
c)Pink box
d)Blue box

 

5)Which one of the following is the name of the nematode, which lives as internal parasite of buds and foliage of Chrysanthemum and strawberry and causes distortions and crinkling of foliage, and leaf spots?

a)Aphelenchoides besseyi
b)Pratylenchus thornei
c)Meloidogyne incognita
d)Aphelenchoides ritzemabosi

 

6)Which one of the following ornamental plants is a native of India and has been introduced into several countries from India?

a)Gladiolus
b)Orchids
c)Bougainvillea
)Marigold

 

7)Bread wheat is__________

a)diploid
b)haploid
c)tetraploid
d)auto-allopolyploid

 

8)Which one of the following crops is sensitive to salt as well as boron in soil and water?

a)Grape
b)Sugar beet
c)Carrot
d)Cotton

 

9)Which one of the following economic principles helps a farmer to allocate his limited resources to two different enterprises?

a)The law of variable proportions
b)The law of comparative Advantages
c)The law of equimarginal returns
d)The principle of fixed and variable costs

 

10) What would be the most probable date of giving the delivery of one day old chicks by a hatchery farmer, who has put the fertile eggs of hen on his well functioning incubator on First of January?

a)February 20
b)February 5
c)January 29
d)January 22

ANSWER:-

1)d)14 : 1

2)c)seed treatment with systemic fungicides

3)a)root pressure

4)a)Green Box

5)d)Aphelenchoides ritzemabosi

6)b)Orchids

7)d)auto-allopolyploid

8)c)Carrot

9)c)The law of equimarginal returns

10)d)January 22

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