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Hydroponic Gardening
Guides - Basics to Experts level
Growing fruit and vegetables hydroponically
Practical daily questions or queries of hydroponics lovers
Current Hydroponics and Indoor Gardening Market Growth as well as Trends

61.

Autumn sown crop of sugarcane requires fertilizer than that of winter sown?

A.	Equal	B.	More
C.	Less	D.	Half

62.

Availability of phosphorus is maximum at pH:

A.	Neutral	B.	Acidic
C.	Alkaline	D.	All of the above

63.

Azolla is a:

A.	Water fern	B.	Water algae
C.	Water bacteria	D.	Water protozoa

64.

Azotobacter spp fix nitrogen:

A.	As symbiouts on sugarcane	B.	As symbiouts on rice
C.	As symbiouts on legume	D.	In free soil

65.

Bacteria responsible for nitrification are:

A.	Nitrosomonas	B.	Nitrobacter
C.	Above both	D.	VAM

66.

Balanced fertilizer is used:

A.	To increase production	B.	To improve quality of seed
C.	To maintain soil productivity	D.	All of these

67.

Barley requires _____ climate:

A.	Cool	B.	Dry
C.	Humid	D.	Hot

68.

Based on dark metabolism, glucose consumption for protein production is about _____ percent when nitrogen is provided as nitrate rather than as ammonium:

A.	20	B.	30
C.	40	D.	50

69.

Begasse, a by product of sugar manufacturing industry, is used for the production of:

A.	Paper	B.	Alcohol
C.	Confectionaries	D.	Glass

70.

Black soils are deficient in:

A.	Potash	B.	Iron
C.	Nitrogen	D.	Lime