A. Melting of polar ice
B. Destruction of phytoplanktons
C. Inundation of coastal towns
D. Increase in productivity
Related Mcqs:
- Most severe environmental hazard to mankind is due to:
A. Air pollution
B. Water pollution
C. Noise Pollution
D. Radioactive pollution - If there were no CO2 in the earth’s atmosphere, the temperature of earth’s surface would have been:
A. same as present
B. Less than the present
C. Higher than the present
D. Dependent on the amount of O2 in the atmosphere - Geology is the study of earth. Earth’s crust is divided into:
A. Ocean
B. Continents
C. Both (a) & (b)
D. None of these - Plant groups growing in zones where high temperature alternates with low temperature are called:
A. Megatherms
B. Hekistotherms
C. Microtherms
D. Mesotherms - Temperature – with June the hottest month, summer (May to August) in plains is very hot and daily maximum temperature normally exceed 40
A. Upper Punjab
B. Upper Sind
C. Upper KPK
D. None of these - Water-logged condition will quickly occur in which type of soil?
A. Sand
B. Loam
C. Graved
D. Clay - In western Himalayas, the Betula trees usually occur in:
A. Tropical zone
B. Sub-tropical zone
C. Alpine zone
D. Temperate zone - Magnolia and oaks occur in the following zone:
A. Tropical
B. Sub-tropical
C. Alpine
D. Temperate - A need for agroforestry system will exist whenever the situations occur:
A. Tree might lessen the risk of hardship because of crop failure and whenever trees will allow farmers to accumulate capital or cash
B. Trees will help to spread production activities throughout the year, by staggering the harvests, providing products in dry seasons, or spreading the labour load
C. Both (a) & (b)
D. None of these - Vast Indus food plains have been cleared of natural vegetation to grow crops. Very little wildlife habitat has been left. Only the animals like ______ and the wild hare occur in these areas:
A. Jackal, Mangoose
B. Jungle Cat, Civet Cat
C. Sclay Ant Earter, Desert Cat
D. All of the above
The correct answer to the question: "What immediate hazard is likely to occur if the temperature of the earth rises by 5?C?" is "Melting of polar ice ".
