Consider the following statements about the Tundra region:
1. They are found where environmental conditions are very severe.
2. On the South Pole, tundra is very small since most of it is covered by the ocean.
3. Mammals of the tundra region have a large body size, long tail and large ear.
Which of these statements is/ are correct?
Consider the following statements about the Temperate evergreen forest:
1. These are commonly inhabited by low broad-leaved evergreen trees
2. Fire is an important hazardous factor in this ecosystem and the adaptation of the plants enable them to regenerate quickly after being burnt
Which of these statements is/are correct?
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Consider the following statements:
1. Montane wet temperate forests are found in the region to the east of Nepal into Arunachal Pradesh.
2. In the South, it is found in parts of the Nilgiri Hills.
3. The forests in the northern region are denser than in the South.
Which of these statements is/are correct?
Consider the following statements about the Shifting Cultivation:
1. In this practice, a patch of land is cleared, vegetation is burned and the ash is mixed with the soil.
2. This patch of land is used for raising crops for two to three years, and the yield is modest.
Which of these statements are correct?
Consider the following statements regarding Grasslands:
1. Typical grasslands are vegetation formations that are generally found in temperate climates
2. In India, they are found everywhere except the high Himalayas.
Which of these statements is/are correct?
Consider the following statements:
1. It covers the Ganga alluvial plain in Northern India
2. The topography is level, low lying and ill-drained
These statements are best related with:
Consider the following statements about the impact of grazing:
1. Due to heavy grazing pressure, the quality of grasslands deteriorates rapidly, the mulch cover of the soil reduces.
2. Due to the absence of humus cover, the mineral soil surface is heavily trampled, when wet it produces puddling of the surface layer.
Which of these statements is/are incorrect?
Consider the following statements regarding the animals of the desert ecosystem:
1. They are fast runners.
2. They are nocturnal in habit to avoid the sun’s heat during day time.
3. They conserve water by excreting concentrated urine.
Which of these statements is/are correct?
Consider the following statements about the Indian desert - Thar Desert:
1. The climate of this region is characterized by excessive drought, the rainfall being scanty and irregular.
2. The winter rains of northern India rarely penetrate the region.
Which of these statements is/are incorrect?
Consider the following statements about the desertification:
1. It is the destruction of the biological potential of the land which can ultimately lead to desert-like conditions.
2. In arid and semiarid regions, the restoration of the fragile ecosystem is very slow, and issues like deforestation, mining enhances desertification.
Which of these statements are correct?
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545 videos|948 docs|362 tests
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