ecology & bio environment geography section 2 Practice Questions Answers Test with Solutions & More Shortcuts

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.

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.

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.

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.

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.