CBSE Questions for Class 8 General Knowledge Resources Of India And World Quiz 4 - MCQExams.com

Where are the broad leaf trees most common ?
  • Hot and humid areas
  • Cool and humid areas
  • Hot and dry areas
  • Mountainous areas
In dry regions, the leaf size becomes smaller due to _________.
  • reducing metabolism
  • reducing transpiration
  • maintaining growth
  • protecting plant from animals
Before the climax vegetation evolves, there are some stages of short term equilibrium between the plants and the environment. Such a short term climax is called ______.
  • an edaphic climax
  • a short term climax
  • a temporary climax
  • an eco-climax
Evergreen forests indicate a climate with ______.
  • copious rainfall
  • high temperature
  • moderate rainfall
  • year round adequate rainfall
Which one among the following is a characteristic of evergreen forest?
  • The trees never shed their leaves
  • All the trees do not shed their leaves simultaneously
  • When the trees are leafless, grasses remain green
  • The name has nothing to do with greenery as such
Which of the following regions are characterized by little undergrowth, trees of several layers? 
  • Tropical rain forest
  • Tropical savanna
  • Tropical desert
  • Taiga
Which one of these lists of climatic zones is in the correct order of latitude (starting with the one nearest the equator)?
  • Tundra, Deserts, Mediterranean, Equatorial
  • Deserts, Tundra, Mediterranean, Equatorial
  • Equatorial, Deserts, Mediterranean, Tundra
  • Equatorial, Mediterranean, Deserts, Tundra
Consider the following statements:
In tropical grassland regions, rainfall mainly occurs in the short summer season with a long dry season.
In Mediterranean region, the winter rainfall is caused by the passage of cyclones in the westerly wind belt which lies over this area.
Which of the statements given above is/are correct?
  • Only 1
  • Only 2
  • Both 1 and 2
  • Neither 1 nor 2
The Savanna is a _______.
  • forest vegetation of tropical regions
  • tropical mixed vegetation dominated by grasses
  • temperate type of grassland having only grasses
  • type of vegetation adapted to arid climate
Each day is more or less the same, the morning is clear and bright with a sea breeze; as the Sun climbs high in the sky, heat mounts up, dark clouds form, then rain comes with thunder and lightning. But rain is soon over. Which of the following regions is described in the above passage? 
  • Savanna
  • Equatorial
  • Monsoon
  • Mediterranean
Seasonal migration of people with their animals is known as _______.
  • Nomadism
  • Ranching
  • Transhumance
  • Pastoralism
The loss of water vapour by plants after it has been drawn from the soil is called _______.
  • Evaporation
  • Transpiration
  • Evapotranspiration
  • Transevaporation 
Which one among the following statements regarding Chinook winds is not correct? 
  • These are local winds
  • They descend along the Eastern slopes of the Rocky Mountain in mid-latitudes
  • They bring lots of rain with them
  • They benefit agriculture
Which of the following is true?
  • The grasses of tropical grasslands are shorter and less nutritious than those of temperate grasslands
  • The grasses of temperate grasslands are shorter but more nutritious than those of tropical grasslands
  • The grasses of tropical grasslands are taller and more nutritious than those of temperate grasslands
  • The grasses of temperate grasslands are taller and more nutritious than those of tropical grasslands
The region with grasslands, extensive rolling plains, dull uniformity and monotony of scene, no trees, extreme cold and dryness in winter, can be described as having _______.
  • Steppe type of climate
  • Tundra type of climate
  • China type of climate
  • Warm temperate Eastern margin type of climate
The ratio between total population and total cultivated area is called ______.
  • physiological density
  • arithmetic density
  • agricultural density
  • gross cropped density
Hot deserts like Sahara, Arabia etc, receive very negligible amount of rainfall. This is because they _______.
  • do not receive moisture-bearing wind from the oceans
  • are the most rocky and barren areas of the Earth
  • are located on the tropical high pressure belt of the atmosphere
  • are not on the path of the monsoons
Which one of the following is the characteristic climate of the tropical savanna region?
  • Rainfall throughout the year
  • Rainfall in winter only
  • An extremely short dry season
  • A definite dry and wet season
Plants of tropical and sub-tropical regions are called ______.
  • Megatherms
  • Mesotherms
  • Microtherms
  • Hekistotherm
What could be the main reasons for the formation of African and Eurasian desert belt?
It is located in the sub-tropical high pressure cells.
It is under the influence of warm ocean currents.
Which of the statements given above is/are correct in this context?
  • Only 1
  • Only 2
  • Both 1 and 2
  • Neither 1 nor 2
Soil that owes its colour to oxides of iron is ______.
  • regur
  • bangar
  • laterite
  • alkaline
Who said, "Water is incomparably India's greatest treasure and were generally turned into account, she would be in the highest state of temporal prosperity"?
  • Sir Arthur Cotton
  • KL Rao
  • SV Ramamurthy
  • WL Voorduin
In the hot and humid regions of the tropics, the characteristic soils are ______.
  • laterites
  • pedocals
  • pedalfers
  • alluvial
Energy that is produced commercially from coal is called ___________.
  • Light energy
  • Kinetic energy
  • Thermal energy
  • Potential energy
The construction of Panama canal in 1914 eliminated the long and hazardous voyage _______.
  • between North and South America
  • in the stormy Atlantic Ocean
  • round the Cape of Good Hope
  • round the stormy Cape Horn
Commercial sources of energy purely consist of _______.
  • Power, coal, oil, gas, hydro-electricity and uranium
  • Coal, oil, firewood, vegetable waste and agricultural waste
  • Power, coal, animal dung and firewood
  • Coal, gas, oil and firewood
Which of the following soil is formed in the regions of ample rainfall and is characterised by abundance of aluminium and iron? 
  • Pedocal
  • Pedalfer
  • Peat
  • Histosols
Which of the following pairs is not correctly matched?
  • Manganese: Nikopol and Chiatura
  • Lead: Sullivan Mines
  • Tungsten: Guleman and Fethiye
  • Chromium: Rustenburg
Which one of the following factors is considered as a passive soil former?
  • Climate
  • Time
  • Biota
  • Parent material
Consider the following statements:
(1) Most of the fishing grounds occur in areas where the continental shelf is wide.
(2) Fishing activity is well developed in warm tropical waters.
(3) Mixing of warm and cold currents bring plant nutrients for fish.
(4) Inland fisheries are more significant than other types in India.
Which of the statements given above is/are correct?
  • 1 and 4
  • 1 and 3
  • 2, 3 and 4
  • 1, 2 and 3
Which one of the following types of coal contains highest percentage of carbon than the rest?
  • Bituminous coal
  • Lignite
  • Peat
  • Anthracite
The Cape Route has recently assumed some importance in the shipping world because _______.
  • The trade through this route has greatly increased with the development of South African States
  • The canal tolls on the Suez Canal are heavy
  • Large oil tankers cannot be accommodated in the narrow and comparatively shallow Suez canal
  • All of the above
Plant succession in which vegetation change is brought about by some external environmental factor, such as a disease, is called _______.
  • pathogenic succession
  • exogenic succession
  • allogenic succession
  • autogenic succession
In which of the following regions, jaegers, geese, shorebird and songbird are found?
  • Tropical rain forest
  • Tropical savanna
  • Taiga
  • Tundra
Match the following
List I
(City)		List II
(Industry)
(A) Burton on Trent(1) Tyres
(B) Sheffield(2) Beer
(C) Clement Fernand(3) Cutlery
(D) Coventry(4) Automobile
  • $$A-4; B-1; C-3; D-2$$
  • $$A-2; B-1; C-3; D-4$$
  • $$A-3; B-1; C-4; D-2$$
  • $$A-2; B-3; C-1; D-4$$
The three Cs that form Brazil's major exports are coffee, cotton and _______.
  • copper
  • coal
  • coarse
  • cocoa
Why is the Akron region of USA famous?
  • Food processing
  • Chemical industry
  • Wheat milling
  • Automobile industry
Which of the following is not correct about Trans-Siberian Railway?
  • It runs from St.Petersburg to Vladivostok
  • It has led to development of settlement in Siberia
  • It is also connected to Kazakhstan, Uzbekistan, Mongolia and China through diversions
  • Volgogard and Kuybeshev are among its major stations
Identify the incorrect statement.
  • There are six widely distributed species reared by pastoral nomads: sheep, goats, camels, cattle, horses and donkeys
  • Goats are common in the rugged terrain with scanty grasses
  • Sheep are reared in low rainfall areas with short grasses
  • Cattle are reared in very low rainfall areas with scanty vegetation
A system is in ______ when it is neither growing nor getting smaller but continues to be in complete operation.
  • dynamic equilibrium
  • equilibrium
  • closed state
  • feedback equilibrium
In which of the following types of soils, we find tea plantations in India, China and Sri Lanka?
  • Acidic
  • Alkaline
  • Laterite
  • Podzols
Match the following.
List I
(Mines)		List II
(Minerals)
(A) Flin Flon(1) Coal
(B) Sudbury region(2) Petroleum
(C) Kuzbas(3) Copper and Tin
(D) Baku(4) Gold
  • $$A-1; B-3; C-2; D-4$$
  • $$A-4; B-3; C-1; D-2$$
  • $$A-1; B-2; C-3; D-4$$
  • $$A-3; B-4; C-1; D-2$$
Which one of the following gases is directly involved in chemical reactions affecting clay minerals and carbonate minerals in the soil?
  • $$O_2$$
  • $$N_2$$
  • $$CO_2$$
  • $$H_2$$
The most important feature of Mediterranean agriculture is ______.
  • rainfed agriculture
  • mixed cropping
  • viticulture
  • dry field farming
The country well known for its small precision high cost industrial goods is _______.
  • Poland
  • Switzerland
  • France
  • Germany
Match List I with List II and select the correct answer.
List I
(Commodities Exported from
India)		List II
(Countries of Destination)
(A) Iron ore(1) Russia
(B) Leather goods(2) USA
(C) Tea(3) Japan
(D) Cotton fabrics(4) UK
  • $$A-4; B-1; C-2; D-3$$
  • $$A-3; B-1; C-4; D-2$$
  • $$A-1; B-2; C-4; D-3$$
  • $$A-3; B-4; C-1; D-2$$
Match the following
List I
(Fertilizers)		List II
(Source)
(A) Nitrate(1) Potash rocks, Europe
(B) Phosphate(2) Caliche, Chile
(C) Potash(3) Guano, Peru
  • $$A-2; B-3; C-1$$
  • $$A-1; B-2; C-3$$
  • $$A-3; B-1; C-2$$
  • $$A-2; B-1; C-3$$
Impermeable rock layer that resists the infiltration of ground water, consists of tightly packed or interlocking particles such as in shale is called _______.
  • aquiclude
  • aquifer
  • confined aquifer
  • unconfined aquifer
Consider the given crop regions of Sri Lanka
(A) Coconut region
(B) Corn and miller region
(C) Rubber region  (D) Tea region
Identify the location of the respective regions on the map
725835_85733bf2ea0f4ea4976c82a354826e9b.png
  • $$A-5; B-4; C-2; D-1$$
  • $$A-5; B-3; C-2; D-1$$
  • $$A-5; B-4; C-3; D-2$$
  • $$A-1; B-2; C-3; D-4$$
Which order of the CSCS is supposed to be the most fertile soil in natural conditions?
  • Alfisol
  • Mollisol
  • Andisol
  • Vertisol
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