A. Stratosphere
B. Ozone
C. Ozosphere
D. All the above
Related Mcqs:
- The heating of atmosphere by gases that are transparent to sun light but opaque to radiated heat is called________________?
A. Green house effect
B. Pollution
C. Warming
D. Solar radiation - Solar energy emitted by sun reaches the earth surface absorbed and returned back in the form of___________________?
A. Infra blue radiation
B. Infra red radiation
C. X rays
D. None of the above - Hot with a cool winter is___________________?
A. Temperature
B. Arid
C. Subtropical
D. None of the above - AZR1 is___________________?
A. Arid zone research institute
B. Agriculture zonal research institute
C. Attock Zonal research institute
D. None of the above - The CO, content of air is___________________?
A. 1%
B. 10.3%
C. 0.03%
D. 0.002% - Genus of cotton is___________________?
A. Hirsutum
B. Triticum
C. Gassypium
D. Hordeunt - Total cropped area of Sindh is___________________?
A. 2.8 million hac
B. 3.75 million hac
C. 4.00 million hac
D. 4.5 million hac - Cotton plant has a mode of germination______________?
A. Hypogeal germination
B. Epigeal germination
C. Both of the above
D. non of these - Root rot of cotton is a_________________?
A. Bacterial disease
B. Viral disease
C. Fungal disease - Main reason behind the shedding of flower in cotton is__________________?
A. Low temperature
B. High temperature
C. Humidity
D. Cloudy day
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