In the northern hemisphere, the number of hours of daylight begin to shorten after the __________?
A. Spring equinox
B. Summer solstice
C. Autumn equinox
D. Winter solstice
Category: General Knowledge Mcqs
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During the winter solstice in the Northern Hemisphere __________?
A. Astronomical winter begins in the Northern Hemisphere
B. The noon sun is overhead at 23.5o S latitude
C. At middle latitudes in the Northern Hemisphere, this marks the longest night of the year
D. All of the above
Continue reading “During the winter solstice in the Northern Hemisphere __________?”
The phenomenon of accumulation of non-biodegradable pesticides in human beings is __________?
A. Biomagnification
B. Bioaccumulation
C. Biodegradation
D. Bioremediation
The algal booin often releases __________ in water.
A. acidic
B. toxins
C. bacteria
D. virus
Continue reading “The algal booin often releases __________ in water.”
All species on earth together with their environments collectively comprise __________?
A. lithosphere
B. hydrosphere
C. atmosphere
D. biosphere
The time of day when the relative humidity reaches a maximum value is usually ___________?
A. At the time when the air temperature is highest
B. In the middle of the afternoon
C. At the time when the air temperature is lowest
D. Just before sunrise
E. About midnight
The study of food chains and food webs is observed in the phenomenon known as __________?
A. biological chain
B. ecosystem
C. biological magnification
D. energy flow
The abiotic and biotic components constitute the structure of an __________?
A. energy flow
B. environment
C. atmosphere
D. Ecosystem
Continue reading “The abiotic and biotic components constitute the structure of an __________?”
Soil chemistry is considered an __________ factor.
A. topographic
B. econtonal
C. biologic
D. edaphic
The controversial dam across the river Narmada is __________?
A. Sardar Sarovar
B. Hirakud
C. Bhakranangal
D. Sutlej
Continue reading “The controversial dam across the river Narmada is __________?”
