Environmental science MCQ is the section of General knowledge MCQ Questions for all exam like competitive exam, interview and entrance test, Government exams, State and UPSC Civil Services Examinations, PSC, SSC, cgl, ibps,ias, ras , Bank exams and other various exams
A. The scattering of sunlight by air molecules
B. The presence of water vapor
C. Absorption of blue light by the air
D. Emission of blue light by the atmosphere
Continue reading “The blueness of the sky is mainly due to __________?”
A. A much higher temperature than -10o C
B. A much lower temperature than -10o C
C. A temperature of -10o C
D. A temperature of -30o C
A. commensalism
B. predation
C. amensalism
D. mutualism
A. Selection
B. Introduction
C. Acclimatization
D. Quarantine
A. When the air temperature is highest
B. Just before sunrise
C. About midnight
D. When the air temperature is lowest
Continue reading “At what time of day is the relative humidity normally at a minimum?”
A. Accumulation of salts in water
B. Accumulation of salts in soil
C. Accumulation of salts in body
D. Accumulation of salts in animals
A. Air temperature increases with increasing height
B. Air temperature decreases with increasing height
C. Air temperature remains constant with increasing height
D. It is warmer at night than during the day
A. Deserts
B. Wetlands
C. Agriculture lands,
D. Forest land
Continue reading “Ramsar Convention refers to the conservation of __________?”
A. ozone accumulation
B. ozone depletion
C. acid rain
D. allergens
Continue reading “Melanornia (skin cancer) is associated with ___________?”
A. Aerosol
B. Ozone
C. Acid rain
D. PAN
