A. 70-80 cm
B. 150-70 cm
C. 0-50 cm
D. None of the above
Related Mcqs:
- Clay and humus particles are referred to as colloids and are less than 0.002mm. Due to their small size, colloids have ________________ surface area which provides surface for adsorption, catalysis, precipitation and microbial colonization:
A. Extremely low
B. Extremely high
C. Very little
D. None of theseSubmitted by: Shafiq Rehman
- In Pakistan there is general deficiency of rainfall. It varies from 125 mm annually in upper Sindh to about 900 mm in the sub-mountainous of northern Pakistan. In Balochistan the mean annual rainfall is about 200 mm, diminishing to ________ mm in the desert of Kharan:
A. 100 mm
B. >70 mm
C. <50 mm
D. None of theseSubmitted by: Shafiq Rehman
- The practice of managing rows of closely planted woody plants with annual crops planted in alleys in between hedges is called as:________?
A. Soil conservation hedges
B. Woody Hedgerows
C. Hedgerows intercropping
D. All of theseSubmitted by: Shafiq Rehman
- Salt-tolerant plants are called ____________________?
A. Glycophytes
B. Halophytes
C. Xerophytes
D. All the above - The lower limit of available water is called ____________________?
A. Field capacity
B. Wilting point
C. Available water
D. Hygroscopic water - C12H12N-NaO8S2 is the chemical formula of ____________________?
A. Activated charcoal
B. Azomethine H
C. Carbonated sodium sulphate
D. None of the above - Organic P content in soil, by ignition method is estimated by igniting the soil at ____________________?
A. 250ºC
B. 1000ºC
C. 550ºC
D. 1250ºC - The most recent evolved plant group is ____________________?
A. Confers
B. Mosses
C. grasses
D. Gymnosperm - Oxidative rancidity is promoted by ____________________?
A. Heat
B. Catalysis
C. Enzymes
D. All the above - Optimum humidity in hatching room must be ____________________?
A. 65%
B. 75%
C. 80%
D. 90%
