Description : Tropical rain forest is characterised by (1) Absence of trees (2) Least productivity (3) Maximum biodiversity (4) Minimum biodiversity
Last Answer : (3) Maximum biodiversity Explanation: Tropical rainforests exhibit high levels of biodiversity. Around 40% to 75% of all biotic species are indigenous to the rainforests. [6] Rainforests are home to ... and plant species on the planet. Twothirds of all flowering plants can be found in rainforests.
Description : The maximum biodiversity is found in (1) Tropical rain forests (2) Temperate forests (3) Coniferous forests (4) Arctic forest
Last Answer : Tropical rain forests
Description : The land of maximum biodiversity is (1) Tropical (2) Temperate (3) Monsoonal (4) Equatorial
Last Answer : Tropical
Description : The largest forest which covers 25 percent of the world’s forest land is : (1) The Tropical Rain forest (2) Taiga forest of Siberia (3) Monsoon forest (4) Temperate forests of Europe
Last Answer : Taiga forest of Siberia
Description : The maximum biodiversity is found in – (1) Tropical rain forests (2) Temperate forests (3) Coniferous forests (4) Arctic forest
Last Answer : (1) Tropical rain forests Explanation: Most of the terrestrial diversity is found in tropical rainforests. As per an estimation, these forests account for around 40% to 75% of all biotic species and are home ... species of insect, up to 807 trees of 313 species and 1,500 species of higher plants.
Description : What is the percentage coverage of Tropical Forest on earth’s landmass ? (1) 7 (2) 12 (3) 17 (4) 25
Last Answer : 7
Description : The rate of deforestation is high in (1) Tropical zone (2) Desert areas (3) Temperate zone (4) Boreal forest
Last Answer : Temperate zone
Description : Which is a tropical food crop requiring a temperature of 270 C and a rain fall more than 100 cm? (1) Wheat (2) Maize (3) Rice (4) Barley
Last Answer : Rice
Description : The coral reefs are the marine counterparts of (1) Temperate forests (2) Tropical rain forests (3) Savannahs (4) Scrubland
Description : ‘Willow’ for a cricket bat is obtained from (1) Tropical forests (2) Rain forests (3) Deciduous forests (4) Coniferous forests
Last Answer : Deciduous forests
Description : Tundras are (1) Deciduous forests (2) Tropical rain forests (3) Cold deserts (4) Hot deserts
Last Answer : Cold deserts
Description : To which natural vegetation belt do Sal and Teak trees belong ? (1) Temperate forests (2) Equatorial forests (3) Tropical deciduous forests (4) Mixed forests
Last Answer : Tropical deciduous forests
Description : Evergreen rain forest is mainly found in regions having well distributed annual rainfall (1) Below 50 cm (2) 50-100 cm (3) 100-200 cm (4) More than 200 cm
Last Answer : More than 200 cm
Description : Trees are leafless for a shorter or longer season of the year in : (1) Evergreen forest (2) Mangrove forest (3) Scrub jungle forest (4) Deciduous forest
Last Answer : Deciduous forest
Description : The presence of a lion in the forest is essential in order to (1) keep the trees safe from felling (2) add beauty in the forests (3) save the pastures from being overgrazed (4) keep other carnivorous animals away
Last Answer : save the pastures from being overgrazed
Description : Name the biome which is characterised by the complete absence of trees?
Last Answer : Tundra
Description : Which one of the following ecosystem types has the highest annual net primary productivity? (a) Tropical deciduous forest (b) Temperate evergreen forest (c) Temperate deciduous forest (d) Tropical rainforest
Last Answer : (d) Tropical rainforest
Description : Which one of the following types of forest covers the maximum area in India? [NDA 2001] (a) Tropical rain forest (b) Tropical moist deciduous forest (c) Tropical dry deciduous forest (d) Tropical dry evergreen forest
Last Answer : Ans: (b)
Description : Which one of the following is the correct sequence of ecosystem in the order of decreasing productivity? (1) Oceans, mangroves, lakes, grassland (2) Mangroves, oceans, grassland, lakes (3) Oceans, lakes, grassland, mangroves (4) Mangroves, grasslands, lakes, oceans
Last Answer : Mangroves, grasslands, lakes, oceans
Description : Which of the following reasons is responsible for lack of vegetation in the deserts ? (1) Heavy volume of sands (2) Absence of B-horizon in the soil (3) High temperature (4) Lack of rainfall
Last Answer : Lack of rainfall
Description : With what bio-region is the term ‘‘Steppe’’ associated ? (1) Grasslands (2) Tropical forests (3) Savanna (4) Coniferous forests
Last Answer : Grasslands
Description : 'Green House Effect' means (1) Pollution in houses in tropical regions (2) Trapping of solar energy due to atmospheric oxygen (3) Trapping of solar energy due to atmospheric carbon dioxide (4) Cultivation in green houses so as to check pollution
Last Answer : Trapping of solar energy due to atmospheric carbon dioxide
Description : Coffee is a (1) Sub- tropical shrub (2) Warm temperate shrub (3) Tropical shrub (4) Cool temperate shrub
Last Answer : Tropical shrub
Description : El Nino is (1) a warm ocean current (2) sea storm (3) tropical disturbance (4) another name of typhoon
Last Answer : a warm ocean current
Description : In which region does rainfall occur throughout the year ? (1) Mediterranean (2) Equatorial (3) Tropical (4) Temperate
Last Answer : Equatorial
Description : The climate of North America is influenced during winter by the (1) Polar airmasses (2) Warm airmasses (3) Continental airmasses (4) Tropical airmasses
Last Answer : Tropical airmasses
Description : Blizzards are characteristic features of— (1) equatorial region (2) tropical region (3) Antarctic region (4) temperate region
Last Answer : Antarctic region
Description : Convectional Rainfall occurs in: (1) Equatorial region (2) Temperate region (3) Tropical region (4) Polar region
Last Answer : Equatorial region
Description : Tropical storm in Chinese Sea is known as– (1) Wave (2) Tornado (3) Typhoon (4) Cyclone
Last Answer : Typhoon
Description : The tropical grassland is called (1) Pampas (2) Llanas (3) Savanah (4) Veld
Last Answer : Savanah
Description : Extensive deserts occur in the western tropical regions of continents because : (1) of easterly trade winds. (2) cold ocean currents flow along the western coasts. (3) of the effect of both the ... winds and cold ocean currents. (4) the rate of evaporation is greater along the western margin areas.
Last Answer : of the effect of both the offshore easterly trade winds and cold ocean currents.
Description : Natural sources of air pollution are (1) Forest fires (2) Volcanic eruptions (3) Dust storm (4) Smoke from burning dry leaves
Last Answer : Volcanic eruptions
Description : “Tidal forest” is otherwise called : (1) Evergreen forest (2) Monsoon forest (3) Mangrove forest (4) Coniferous forest
Last Answer : Mangrove forest
Description : The cause of loss of forest cover is (1) Agriculture (2) Building Industry (3) Increasing population (4) Toursim & pilgrimage
Last Answer : Increasing population
Description : The area reserved for the welfare of wild life is called : (1) Sanctuary (2) Forest (3) National Park (4) Botanical garden
Last Answer : National Park
Description : Which is the most stable ecosystem ? (1) Desert (2) Ocean (3) Mountain (4) Forest
Last Answer : Ocean
Description : ‘Green Accounting’ means measuring the National Income of the country taking into account estimation of (1) the total forest area of the country (2) the destruction of forest cover of the country (3) pollution and environmental damage (4) area of reclaimed fallow land
Last Answer : pollution and environmental damage
Description : The ‘Pacific Ring of Fire’ is associated with (1) oil well fires (2) thermal power station (3) volcanoes and earthquakes (4) forest fires
Last Answer : volcanoes and earthquakes
Description : The land of maximum biodiversity is – (1) Tropical (2) Temperate (3) Monsoonal (4) Equatorial
Last Answer : (1) Tropical Explanation: A tropical rainforest is an ecosystem type that occurs roughly within the latitudes 28 degrees north or south of the equator (in the equatorial zone between the Tropic of ... and plant species on the planet. Two-thirds of all flowering plants can be found in rainforests.
Description : Describe the tropical rain forest of the Amazon. -Geography
Last Answer : It is the world’s largest rain forest locally called Selvas. Evergreen trees of hardwood with dense canopy of trees are found here. Mahogany and Ebony are the valuable trees. The rubber tree found here are used to make latex.
Description : Two characteristics of Tropical rain forest. -SST 10th
Last Answer : (i) Trees are dense and evergreen. (ii) They are found in mixed stands.
Description : what is the floor of the tropical rain forest covered with?
Last Answer : bottom-most layer
Description : In tropical rain forest, most of the energy in ecosystem flows through
Last Answer : In tropical rain forest, most of the energy in ecosystem flows through A. Grazing food chain B. Detritus ... Parasitic food chain D. Both (1) and (3)
Description : Is the soil of the tropical rain forest rich in nutrients?
Last Answer : What is the answer ?
Description : What and a tropical rain forest?
Last Answer : a rain forest
Description : Which one among the following types of forests exhibits highest bio-diversity ? [Asstt Comm 2001] (a) Dry deciduous forest (b) Tropical rain forest (c) Moist deciduous forest (d) Mangrove forest
Description : 'Sal' is a very important tree of: [NDA 2003] (a) Tropical dry deciduous forest (b) Tropical rain forest (c) Thorn forest (d) Alpine forest
Last Answer : Ans: (a)
Description : The largest forest which covers 25 percent of the world's forest land is : (1) The Tropical Rain forest (2) Taiga forest of Siberia (3) Monsoon forest (4) Temperate forests of Europe
Last Answer : (2) Taiga forest of Siberia Explanation: Taiga is the world's largest land biome. It makes up 29% of the world's forest cover. Also known as boreal forest or snow forest, it is ... consisting mostly of pines, spruces and larches. The largest areas of Taiga are located in Russia and Canada.
Description : Which is known for extensive tropical rain forest?
Last Answer : Congo basin