| 1 |
Plants got nitrogen from atmosphere: |
directly
not directly
at day time
at night time
|
| 2 |
In the atmosphere, nitrogen: |
is not present
is present in small amount
is present at large scale
is present to some extent
|
| 3 |
In the establishment of fertilizer industry, location has: |
no importance
importance to some extent
very importance
absolutely no importance
|
| 4 |
Von Leibig investigated in 1840, that for plant growth: |
water is necessary
minerals are needed
there is no need of minerals
organic matter is needed
|
| 5 |
Chemical fertilizers are used: |
to maintain the fertility of the soil
to decrease the production
for specific purposes
for not any purposes
|
| 6 |
Artificial fibre nyloone was invented in: |
1750 A.D
1908 A.D
1950 A.D
After industrial revolution
|
| 7 |
In the world, manufacturing of artificial silk textile began in: |
1900 A.D
1950 A.D
1896 A.D
1866 A.D
|
| 8 |
Who invented the artificial silk? |
Count Hilaire-de-Chardonnet
Hsi-ling-Shi
Charles Nicolas
Henery Cooper
|
| 9 |
Which country of the world invented the Rayon? |
Japan
France
Italy
United kingdom
|
| 10 |
Artificial silk was invented: |
Before the Christ
In 1884 A.D
Before industrial revolution
In 20th century
|
| 11 |
China, Japan, France and Italy are: |
Silk fabrics exporting country
Silk fabrics importing countries
Silk fabrics are manufactured for home
Do not export silk fabrics
|
| 12 |
In Italy, largest silk fabrics manufacturing center is: |
Burgamo
Milan
Geneva
Komo
|
| 13 |
Largest silk textile manufacturing center in Germany is: |
Kre-field
Bonn
Hamburg
Wuppertal
|
| 14 |
In india, finest silk is obtained from: |
Tamal Nadu state
West Bengal state
East Punjab state
Jammu and Kashmir
|
| 15 |
In India, silk textile manufacturing started in: |
6th century A.D.
10th century A.D.
Before Christ
After industrial revolution
|
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