Que- _______ tree is known as " flame of the forest " ?
a. Zizyphus
b. Butea monosperma
c. Jackfruit
d. Pongamea
Answer- Butea monosperma
Explanation- Butea monosperma is a species of Butea native to tropical and sub-tropical parts of the Indian Subcontinent and Southeast Asia, ranging across India, Bangladesh, Nepal, Sri Lanka, Myanmar, Thailand, Laos, Cambodia, Vietnam, Malaysia, and western Indonesia. Common names include flame-of-the-forest and bastard teak.
Que- From which language did the word Tsunami originate?
a. Chinese
b. Korean
c. Japanese
d. Malayan
Answer- Japanese
Explanation- While its use is widespread in the English language, Tsunami is actually a Japanese word. The word originates from a conjunction of two words, 'Tsu' and 'Nami'. Tsu translates to 'Harbor' while Nami translates to 'Wave'.
Que- Habitat loss and fragmentation, over exploitation, alien species invasion and co extinction are causes for
a. Population exploitation
b. Pollution
c. Migration
d. Biodiversity loss
Answer- Biodiversity loss
Explanation- Biodiversity loss leads to the extinction of species. Factors such as habitat loss and fragmentation, over-exploitation, alien species invasion and co-extinction are causes for such losses. When there are no more individuals of a species (plant or animal) alive anywhere in the world, the species is said to be extinct.
Que- Drinking of fluoride containing water results :
a. fluorosis
b. chlorosis
c. minemata
d. methaemoglobinema
Answer- fluorosis
Explanation- Drinking of fluoride containing water results to fluorosis.
Que- The amount of solar radiation reaching the surface of the earth is called
a. Solar flux
b. reflected light
c. minerals
d. solvents
Answer- Solar flux
Explanation- The amount of solar radiation reaching the surface of the earth is called Solar flux.
Que- The lag in daily temperature refers to the time lag between the:
a. Time of maximum solar radiation and the time of maximum temperature
b. Time of minimum temperature and the time of maximum solar radiation
c. Minimum and maximum temperature for a day
d. Minimum and maximum solar energy received at the surface for a given day
Answer- Time of maximum solar radiation and the time of maximum temperature
Explanation- The lag in daily temperature refers to the time lag between the time of maximum solar radiation and the time of maximum temperature.
Que- The study of minerals is called
a. geology
b. mineralogy
c. mining science
d. metallurgy
Answer- mineralogy
Explanation- Mineralogy is a subject of geology specializing in the scientific study of the chemistry, crystal structure, and physical (including optical) properties of minerals and mineralized artifacts.
Que- Which of the following projects contribute to displacement?
a. Dam projects
b. Urban infrastructure projects
c. Transportation projects
d. All the above
Answer- All the above
Explanation- All the above contribute to displacement.
Que- _______ is a marine tortoise which shows the unique phenomenon " arribada " .
a. Olive Ridley
b. Star Tortoise
c. Travancore Tortoise
d. A & C
Answer- Olive Ridley
Explanation- Olive Ridley is a marine tortoise which shows the unique phenomenon " arribada " .
Que- Which chemical was responsible for Bhopal gas tragedy?
a. Methyl Isocyanate
b. Benzene Hexa Chloride
c. Tri Nitro Toluene
d. B & C
Answer- Methyl Isocyanate
Explanation- It happened at a Union Carbide subsidiary pesticide plant in the city of Bhopal, India. On the night of 2-3 December 1984, the plant released approximately 40 tonnes of toxic methyl isocyanate (MIC) gas, exposing more than 500,000 people to toxic gases.
Que- Complex interlinked food chains are called
a. Food Web
b. Food net work
c. Trophiclevels
d. Food pyramid
Answer- Food Web
Explanation- Complex interlinked food chain is called food web. The correct answer is food web. Food web is the complex of interlinked food chains in a particular ecosystem the channelizes the movement of energy from the one trophic level to the other trophic level of that ecosystem
Que- _________ layer is very near to earth
a. Stratosphere
b. Mesosphere
c. Troposphere
d. Thermosphere
Answer- Troposphere
Explanation- Troposphere—the layer closest to Earth's surface in which all weather occurs.
Que- Sulphur bacteria are examples of
a. Carnivores
b. Heterotrophs
c. Saprophytes
d. Autotrophs
Answer- Autotrophs
Explanation- Sulphur bacteria are examples of autotrophs.
Que- Autotrophs are ______________
a. Consumers
b. Herbivores
c. Saprophytes
d. Producers
Answer- Producers
Explanation- An autotroph or primary producer is an organism that produces complex organic compounds using carbon from simple substances such as carbon dioxide, generally using energy from light or inorganic chemical reactions.
Que- North American grassland are called
a. Pampas
b. Prairies
c. Savannah
d. None
Answer- Prairies
Explanation- In North America temperate grasslands are called prairies.
Que- African grasslands are called
a. Prairies
b. Pampas
c. Savannah
d. None
Answer- Savannah
Explanation- In South America, they're known as pampas. Central Eurasian grasslands are referred to as steppes, while African grasslands are savannas.
Que- A Hawk that eats a frog is a
a. Producer
b. Primary Consumer
c. Secondary Consumer
d. Tertiary Consumer
Answer- Tertiary Consumer
Explanation- A Hawk that eats a frog is tertiary consumer.
Que- A slow moving river of solid ice is called
a. delta
b. watershed
c. glacier
d. crevasses
Answer- glacier
Explanation- A glacier is a huge mass of ice that moves slowly over land. The term “glacier” comes from the French word glace (glah-SAY), which means ice. Glaciers are often called “rivers of ice.” Glaciers fall into two groups: alpine glaciers and ice sheets.
Que- _________ is the phenomenon where the earth retains heat.
a. Air pollution
b. Green house effect
c. Global effect
d. Land pollution
Answer- Green house effect
Explanation- The greenhouse effect is one of the main factors determining the temperature of a planet. It's the phenomenon by which certain gases – so-called greenhouse gases – in the atmosphere trap heat that would otherwise escape to space, thereby keeping the planet warm.
Que- Ozone depletion in the stratosphere will cause
a. increased incidence of skin cancer
b. forest tires
c. global warming
d. none of these
Answer- increased incidence of skin cancer
Explanation- Ozone depletion occurs when chlorofluorocarbons (CFCs) and halons—gases formerly found in aerosol spray cans and refrigerants—are released into the atmosphere. CFCs and halons cause chemical reactions that break down ozone molecules, reducing ozone's ultraviolet radiation-absorbing capacity.
Que- Natural gas that was formed from ancient prehistoric forests is called
a. Fossil fuels
b. petroleum
c. Gobar gas
d. LPG
Answer- Fossil fuels
Explanation- Natural gas that was formed from ancient prehistoric forests is called Fossil fuels.
Que- Pick out the world's rarest monkey.
a. Baboon
b. Common Marmoset
c. Golden langur
d. Gibbon
Answer- Golden langur
Explanation- Golden langur is the world's rarest monkey.
Que- One third of the global cases of Tuberculosis is in
a. Britain
b. Sweden
c. India
d. China
Answer- India
Explanation- One third of the global cases of Tuberculosis is in India.
Que- The biggest award for environmental activities in India is given in the name of an individual. In whose name is it constituted?
a. Lal Bahadur Shasthri
b. Morarji Desai
c. Indira Gandhi
d. Kamaraj
Answer- Indira Gandhi
Explanation- The biggest award for environmental activities in India is given in the name of Indira Gandhi.
Que- Water pollution is due to
a. agricultural discharges
b. sewage and other wastes
c. industrial effluents
d. all of the above
Answer- all of the above
Explanation- All of the above