A. 1
B. 4
C. 9
D. 7
Related Mcqs:
- Crop ideotype refers to________________?
A. Model plant type
B. Good plant type
C. Ideal plant type
D. All the above - Soil water in excess of hygroscopic and capillary water which moves downward through the soil by the force of gravity is called______________?
A. Capillary water
B. sub-surface water
C. Gravitational water
D. Run off water - A method of control of pests in which natural predators and parasites are used without causing serious adverse environmental side effects is called_________________?
A. IPM
B. Allelopathy
C. Insect control
D. Chemical control - The crops which are grown to reduce the soil erosion and natural losses by leaching is known as______________?
A. Companion crops
B. Cover crops
C. Mixed crops
D. Ratooning crops - The control and preservation of natural resources for present and future use is called_________________?
A. Sustainability
B. Conservation
C. Crop residue management
D. None of above - Allelochemicals are used as growth regulators and natural pesticides to promote__________________?
A. Sustainable agriculture
B. Improve agriculture
C. Both a and b - The control and preservation of natural resources For present and future use is_________________?
A. Substainability
B. Conservation
C. Biodiversity
D. Environment - One hectare is equal to___________________?
A. 3.47 acre
B. 2.471 acre
C. 1.71 acre
D. 1.9 acre - EC of saline soil is equal to or greater than________________?
A. 2
B. 3
C. 4
D non of these - The condition of drying of plant parts due to lack of water is called__________________?
A. Water stress
B. Drought
C. Wilting
D. None of the above
Advertisement
12 Comments
Natural pH of water is 7
Plz admn check this question how natural water hp equal to 1?
6.5 to 8.5
In general, a water with a pH 7 is considered basic. The normal range for pH in surface water systems is 6.5 to 8.5 and for groundwater systems 6 to 8.5.
7
its correct answer is 7 not 1
the Answer of this above question is doubled so plzzz correct your option ( D) 7.
natural water has pH equal to 7. not equal to 1 please correct it
correct the Answer natural water as ph equal to 7 not equal to 1 please correct it.
the water ph as 7 .. you search it any website.
it will confused the students.
Pure water has a pH of 7 and is considered “neutral” because it has neither acidic nor basic qualities
pH of neutral water is 7
Its 7, plz update
Are you sure?