3/4h of the earth is covered by water, out of this % of freshwater is:
1.1.25
2.2.5
3.3.9
4.5.6
Acacia is found in___________.
1.Tropical evergreen forest
2.Tropical thorn forest
3.Montane forest
4.Tropical deciduous forest
Considering the equator position, the regions that are located _________have tropical monsoon climate.
1.latitudes 10°N and 25°S
2.latitudes 15°N and 25°S
3.latitudes 35°N and 45°S
4.latitudes 25 N and 50°S
Freshwater is obtained from.
1.Oceans
2.Acid rains
3.Precipitation
4.Tides
Give reasons for the following (a) Central Maharashtra receives little rainfall.
1. It lies in the rain shadow area of the Western Ghats.
2.Due to its continental location.
3.Due to its proximity to the sea.
4. It is closer to the Tropic of Cancer.
How can we increase water-efficient irrigation system?
1. By pouring unnecessary water on the land
2.By not supplying water
3.By using drip irrigation method
4.By using more manures
How is this type of soil formed?
1. Formed due to weathering of ancient crystalline and metamorphic rocks.
2. Formed by weathering of alluvium.
3.Formed under conditions of high temperature and heavy rainfall.
4. Formed by the deposition of silt brought down by rivers.
In May-June each year, the monsoon winds approach the southern tip of India from__________.
1.North direction
2.North-east direction
3.North-west direction
4.South-west direction
It takes 100 years to make a one-centimeter thick layer of__________.
1.land
2.humus
3.soil
4.algae
Seasonal and annual precipitation affects the ________________ of Water.
1.Flow
2.Availability
3.pH value
4.Quality
Soil formed by intense leaching is termed as__________________.
1. Red soil
2.Desert
3.Alluvial soil
4.Laterite soil
Soil is formed as a result of_________________of rocks.
1.Blasting
2.Weathering
3. Both a and b
4.None of these
Sundari tree belongs to which type of forest?
1.Tropical evergreen forests
2.Tropical thorn forests and scrubs
3.Tropical deciduous forests
4.Mangrove forests
The fewer water vapours are held.
1.Due to lower temperature
2. Due to higher temperature
3.Due to less greenhouse gases in the air
4.Due to more greenhouse gases in the air
The kind of winds that blows frequently through the year is classified as:
1.Prevailing winds
2.Maritime winds
3.Continental winds
4.Convectional winds
The method of rainwater harvesting which individual house owners can adopt is_______________.
1.Construction of recharge trenches
2.On channel storage of water
3.Creation of new water bodies
4. Rooftop rainwater harvesting
The tropical monsoon and equatorial climate are the features of:
1.polar climate
2.temperate climate
3.tropical climate
4.frontal climate
Trees planted in rows to create shelter are known as:
1.Rows of trees
2.Woodcut trees
3. Shelter belts
4.Rosewoods
Water stress occurs when availability of water is less than______________.
1.1,000 cubic centimeters per person a day
2.10,000 cubic centimeters per person a day
3.1,000 cubic meters per person a day
4.10,000 cubic meters per person a day
What is the most important factor in the formation of soil
1.Parental bedrock
2.Topography
3.Climate
4.Temperature
Which of the following is the most advanced and efficient method of irrigation in India?
1.Well Irrigation
2.Tank Irrigation
3.Canal Irrigation
4. Drip Irrigation
Which of the following trees provide hard durable timber for construction purposes and boat making?
1.Sundari
2.Sal
3.Ebony
4.Deodar
Which soil is found in the shaded region?
1.Alluvial soil
2.Arid soil
3.Red soil
4. Laterite soil
Which tree belongs to the forests of Tropical Deciduous?
1.Tendu
2.Pine
3.Acacia
4.Plum
Winds are named on the direction________.
1.from where they flow
2.In which they flow
3.they reach finally
4.they circulate
___________get most of the rain during October and November.
1.Meghalaya
2.Rajasthan
3.Maharashtra
4.Tamil Nadu