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Class 7
Social Science - Our Environment (Geography)
Natural Vegetation and Wildlife
i which are the two factors on which the growth...

Question:
(i) Which are the two factors on which the growth of vegetation mostly depends?
(ii) Which are the three broad categories of natural vegetation?
(iii) Name the two hardwood trees commonly found in tropical evergreen forest.
(iv) In which part of the world are tropical deciduous forest found?
(v) In which climatic conditions are citrus fruits cultivated?
(vi) Mention the uses of coniferous forest.
(vii) In which part of the world is seasonal grassland found?

Answer:

(i) Temperature and moisture are the two basic factors on which the growth of vegetation mostly depends.

(ii) Three bond categories of natural vegetation are as follows:
- Forests
- Grasslands
- Shrubs

(iii) Two hardwood tress commodity found in tropical evergreen forests are:
- Rosewood
- Ebony

(iv) Tropical deciduous forests are present in the large part of India, northern Australia and in central America.

(v) Citrus fruits cultivated in the regions where the climatic condition is hot dry summers and mild rainy winters.

(vi) Uses of coniferous forest are:

- Marketing pulp for manufacturing of paper and newsprint.
- Match boxes and packing boxes are also made from softwood tress.
- Chir, pine, cedar are economically important variety of tress.

(vi) Seasonal grassland found is found in the middle latitudinal zones and in the interior part of the continents.

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Observe the photographs given below. These are various features made by a river. Identify them and also tell whether they are erosional or depositional or landforms formed by both.

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