Question MCQ1 : Which of these is not a type of deserts
Answer: Marshy deserts

Question MCQ2 : The organisms in the ecosystem that are responsible for the production of food at the base level are ____
Answer: Producers

Question MCQ3 : Organisms that feed only on plants are called?
Answer: Herbivores

Question MCQ4 : The biological environment is called _____ component of the ecosystem
Answer: Biotic

Question MCQ5 : Organisms whose modes of feeding are adaptive to both flesh and plants are called?
Answer: Omnivores

Question MCQ6 : A relationship in the ecosystem in which one organism derives nourishment from another is called?
Answer: Parasitism

Question MCQ7 : Organisms whose mode of feeding is to eat flesh are called?
Answer: Carnivores

Question MCQ8 : The excessive population of people at a particular place and time is called?
Answer: Overpopulation

Question MCQ9 : The sudden and unpredictable speedy growth in population is ___
Answer: Population explosion

Question MCQ10 : The ultimate population size that can be supported by the earth within a set of environmental conditions is ___
Answer: Carrying capacity

Question MCQ11 : The average number of children born per women in a given society is known as?
Answer: Fertility rate

Question MCQ12 : The study of human population growth and prediction of future growth is called
Answer: Demography

Question MCQ13 : The most stable ecosystem is?
Answer: Forest

Question MCQ14 : Which of the following is not correct about a forest?
Answer: None of the options

Question MCQ15 : Association of animals in which both parties benefits
Answer: Mutualism

Question MCQ16 : According to Malthus, human population increases in___
Answer: Geometric ratio

Question MCQ17 : The UNFPA is an acronym for?
Answer: United Nations Population Fund

Question MCQ18 : Rapid growth in population is a threat to?
Answer: All of the options

Question MCQ19 : The act of permanent clearing of forest to convert land to other uses is called
Answer: Deforestation

Question MCQ20 : Deliberate effort by man to replace destroyed forests is called?
Answer: Afforestation

Question MCQ21 : Deforestation is caused by ?
Answer: All of the options

Question MCQ22 : The hottest desert in the world is?
Answer: Sahara

Question MCQ23 : What is the main cause of deforestation?
Answer: Agricultural expansion

Question MCQ24 : What do trees produce that is crucial to the survival of man
Answer: Oxygen

Question MCQ25 : The most responsible factor for the world’s water crisis is
Answer: Droughts

Question MCQ26 : Soil erosion can be prevented by
Answer: Afforestation

Question MCQ27 : Green plants are also called
Answer: Producers

Question MCQ28 : The Ramsar Convention is about the conservation of?
Answer: Wetlands

Question MCQ29 : The study of the inter-relationship between organisms and the environment is?
Answer: Ecology

Question MCQ30 : Many plants and animals are on the verge of extinction because of?
Answer: Habitat destruction

Question MCQ31 : Animals and plants are best protected in ___
Answer: National parks

Question MCQ32 : The gradual extension of deserts into areas that were not originally desert is?
Answer: Desertification

Question MCQ33 : Desert encroachment occur when all but one of these occur
Answer: Increase in soil depth

Question MCQ34 : The most important reason for decrease in biodiversity is
Answer: Habitat destruction

Question MCQ35 : Which of the following is true about deserts?
Answer: Deserts have bare surfaces

Question FBQ1 : Moisture in the air is known as ___________
Answer: Humidity

Question FBQ2 : The formation of soil is caused by the ___________ process
Answer: Weathering

Question FBQ3 : The formation of soil is caused by the ___________ process
Answer: Weathering

Question FBQ4 : A zoo is an example of _____________ conservation of animals
Answer: Ex-situ

Question FBQ5 : Pedology is the study of ______
Answer: Soil

Question FBQ6 : The depletion of __________ is caused by chlorofluorocarbons (CFC) in the atmosphere
Answer: Ozone

Question FBQ7 : Soil fertility is enhanced by _________ rotation
Answer: Crop

Question FBQ8 : Very rare and uncommon plants and animals are _____________ species
Answer: Endangered

Question FBQ9 : ___________ refers to the thin film of oil in sea water
Answer: Oil slick

Question FBQ10 : Acid is an example of _________ waste
Answer: Corrosive

Question FBQ11 : Incineration of municipal waste involves ____________-
Answer: Oxidation

Question FBQ12 : Accumulation of salts in the soil is known as ______________
Answer: Salinization

Question FBQ13 : Lead in water can cause ________ damage
Answer: Kidney

Question FBQ14 : Rain water harvesting is a major method adopted in the conservation of ________
Answer: Water

Question FBQ15 : Death rate is also called __________ rate
Answer: Mortality

Question FBQ16 : Birth rate is called __________
Answer: Natality

Question FBQ17 : Bronchitis is a disease aggravated by ___________ pollution
Answer: Air

Question FBQ18 : Increase of greenhouse gases (GHGs) in the atmosphere causes _________
Answer: Global warming

Question FBQ19 : The __________ is the legally binding international agreement to reduce GHGs by 5%
Answer: Kyoto Protocol

Question FBQ20 : The unit of measurement of the intensity of sound is known as ____________
Answer: Decibels

Question FBQ21 : Mulching helps in _________ conservation in soils
Answer: Moisture

Question FBQ22 : The ozone layer can be found in the _____________
Answer: Stratosphere

Question FBQ23 : Smog is a mixture of smoke and __________
Answer: Fog

Question FBQ24 : Afforestation prevents the occurrence of _________ erosion
Answer: Soil

Question FBQ25 : World water crisis in mainly caused by ___________
Answer: Drought

Question FBQ26 : DDT is a ___________ pollutant
Answer: Non-biodegradable

Question FBQ27 : ________ are areas of standing water that support aquatic plants
Answer: Wetlands

Question FBQ28 : Freshwater and ________ are types of aquatic ecosystems
Answer: Marine

Question FBQ29 : The dominant second trophic level in a lake ecosystem is _________
Answer: Zooplankton

Question FBQ30 : In a biotic community, the primary consumers are __________
Answer: Herbivores

Question FBQ31 : The removal of trees consequently leads to the increase of ______ in the air
Answer: Carbon dioxide

Question FBQ32 : The entire living organisms, plants and animals that exists on the planet are referred to as ______________
Answer: Biodiversity

Question FBQ33 : When a specie cannot be found within its normal ecosystem, it is referred to as ___________
Answer: Extinct

Question FBQ34 : __________ is the destruction of habitat of plants and animals
Answer: Habitat loss

Question FBQ35 : In biodiversity, plants can be classified as ______________
Answer: Flora