ecology & bio environment geography section 2 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT indian geography mcq - 2 EXERCISES
The following question based on Ecology & Bio geography topic of indian geography mcq
(a) Equatorial region
(b) Monsoon climatic area
(c) Desert region
(d) Mediterranean region
The correct answers to the above question in:
Answer: (a)
An evergreen forest is a forest consisting entirely or mainly of evergreen trees that retain green foliage all year round.
Such forests reign in the equatorial region, between the tropics primarily as broadleaf evergreens, and in temperate and boreal latitudes primarily as coniferous evergreens.
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Read more bio ecology environment Based Indian Geography Questions and Answers
Question : 1
Which of the following exhibits unidirectional flow in an ecosystem?
a) Biomass
b) Energy
c) Water
d) Light
Answer »Answer: (b)
Energy enters an ecosystem by being used to convert low-energy carbon dioxide into high-energy carbohydrate, then passes through one or more of the organisms of the community, and is then lost to the ecosystem.
Eventually, all of the energy that enters the ecosystem is lost in the form of heat.
Question : 2
In order to prevent the expansion of deserts, trees are planted in strips or blocks with the shortest trees on the desert side and tallest on the other side. Such plantation is called?
a) social forests
b) agroforests
c) wind breaks
d) shelter belts
Answer »Answer: (c)
A windbreak or shelterbelt is a plantation usually made up of one or more rows of trees or shrubs planted in such a manner as to provide shelter from the wind and protect soil from erosion.
They are commonly planted around the edges of fields on farms. If designed properly, windbreaks around a home can reduce the cost of heating and cooling and save energy. Windbreaks are also planted to help keep snow from drifting onto roadways and even yards.
Other benefits include providing habitat for wildlife and in some regions, the trees are harvested for wood products.
Question : 3
Name the condition which influences the development of plants into distinctive forms.
a) Social conditions
b) Soil conditions
c) Environmental conditions
d) Climatic conditions
Answer »Answer: (d)
The development of plants into diverse and distinctive forms is mainly due to climatic factors such as temperature, precipitation, etc, which are in turn responsible for the variations in soil types. As seen in Koeppen’s classification, we can identify different climates by the types of plants that grow there.
Question : 4
The area reserved for the welfare of wild life is called :
a) Botanical garden
b) Forest
c) National Park
d) Sanctuary
Answer »Answer: (c)
A National Park is an area that is strictly reserved for the welfare of wildlife and where activities such as forestry, grazing or cultivation are not allowed. Private ownership, rights and habitat, manipulation are not permitted in a national park.
There are 103 national parks in India covering an area of 40,500 km2, which is 1.23% of the geographical area of the country.
Question : 5
Which of the following phenomena is supposedly associated with global warming ?
a) El Nino Modiki
b) El Nino
c) La Nino
d) Southern Oscillations
Answer »Answer: (a)
El Nino Modiki is associated with global warming.
Question : 6
What makes an ecosystem ?
a) Producers, consumers and decomposers in a particular locality
b) All the plants and animals of an area
c) Carnivores and herbivores of an area
d) A living community and its environment
Answer »Answer: (d)
An ecosystem is a community of living organisms (plants, animals and microbes) in conjunction with the nonliving components of their environment (things like air, water and mineral soil), interacting as a system. These components are regarded as linked together through nutrient cycles and energy flows.
GET Ecology & Bio geography PRACTICE TEST EXERCISES
ecology & bio environment geography section 1
ecology & bio environment geography section 2
Ecology & Bio geography Shortcuts and Techniques with Examples
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