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WorksheetsBiology F5 KSSM Chapter 10
Total questions: 40
Worksheet time: 21mins
Which of human activities can threaten the ecosystem?
Research & Development
Industrialisation & Deforestation
Conservation
Proper management of development
What is the phenomenon based on the diagram above?
Thinning of ozone layer
Greenhouse effect
Air pollution
Eutrophication
Which of the following causes eutrophication
Pesticide
Herbicide
Fertiliser
Carbon dioxide
Which of the following substance causes eutrophication which is a condition that encourages algae to grow rapidly?
Radioactive waste
Phosphate
Sediment
Lead
What is the effect of global warming as a result of deforestation?
Rising sea levels
Soil erosion
Air pollution
Thinning of ozone layer
High BOD indicates__________
water is polluted
water is clean
Which two are likely to result from global warming?
increase in surface temperatures
reduction in greenhouse gases
rise in ocean levels
decrease in air pollution
Which BEST explains why is there an increase in CO2 ?
Rapid boost in the by burning of fossil fuels
increase education about climate change
Population growth leads to exhaling more CO2
CO2 is released by the oceans as they warm
Eutrophication can happen in a river or lake
TRUE
FALSE
Sunlight can reach the bottom during algae bloom
TRUE
FALSE
Which of the following is NOT a source of nitrates and phosphates into a river?
Fertilizers
Animal waste
Wastewater
Burning fossil fuels
An increase in the amount of nutrients in a lake is known as
calcification
cellular respiration
eutrophication
photosynthesis
In eutrophication, what does 'algal bloom' refer to?
The rapid increase in the number of bacteria
The rapid increase in the number of plants
The rapid decrease in the number of fish
The rapid increase in the amount of nitrates in the river
In eutrophication, dissolved oxygen levels decrease because
bacteria use it as they decompose organic material
algae uses it during photosynthesis
it reacts with hydrogen to form H2O (water)
fish use it up as they consume algae
A new golf course is built next to a river. Over the past several months, the nitrate levels of the water in the river have been increasing. Which best explains the cause of the increasing nitrate levels?
increased growth of algae
decreased biodiversity
runoff from fertilizer
chemical reactions with pesticides and fertilizers
_______________ is caused by fumes, smoke and other things like that.
Air pollution
Water Pollution
Noise Pollution
What cause noise pollution?
People take public transport.
People turn down TV.
The traffic makes too much noise.
The traffic makes too many fumes.
the process of returning something to its original condition by fixing or repairing it
restoration
recycle
organism
What are examples of conservation activities ?
Set up rehabilitation centres for animals
Replant forest tress
Gazette marine parks
What are the examples of preservation activities? (more than 1 answer)
Gazette an area of the forest as forest reserves
Gazette marine parks to protect animals and plant habitats in the ocean
Organise campaigns
The rehabilitation centre
What is the meaning of preservation?
Renewing and restoring natural ecosystem
Restore the environmental resources
Protect the components of ecosystems
There are two strategies of conservation. What are they?
On situ
Ex situ
In situ
Why is it important to preserve our ecosystem?
To clean our water
Maintain our soil
To increase global warming
To provide safe place for animals
Which human activity contributes to the destruction of forests?
reforestation
deforestation
protecting the forest against harmful activities
all choices are correct
Which of the following is not the importance of practicing energy efficiency through Green Technology?
Increase energy savings
Strengthen the country's economy
Increase use of fossil fuel
Waste is used as a form of renewable energy
What is the effect of paper recycling on nature?
Preserves the habitat and sources of animal food in the forest
Causes soil erosion and mud floods
Disrupts the carbon cycle and oxygen cycle
Disrupts the continuity of life
What is the impact of green transportation branding on society
Noisy environment
Decrease in greenhouse gas
Increase in greenhouse gasses
The country's economy is affected
5R practice is one of those recommended practices in green technology. What are the elements in the 5R practice?
Refuse, retreat,reuse, recollect, recovery
Reuse, reduce, recycle, re-branding, refuse
Reuse, recycle, recovery. refuse, recollect
Refuse, reduce, reuse, recycle, recovery
Green technology allows us to ___________
use solar energy
use wind energy
use water energy
all the above
Which energy source is the only one to create Greenhouse Gases?
Nuclear Power
Wind Turbines
Hydroelectric Power
Solar Panels
Dasar Teknologi Hijau Kebangsaan mempunyai empat tonggak utama. Yang manakah BUKAN merupakan tonggak utama tersebut?
The National Green Technology Policy has four main pillar. Which is NOT the main pillar
Tenaga
Energy
Sosial
Social
Alam sekitar
Enviroment
Budaya
Culture
Biogas merupakan salah satu tenaga bio yang boleh dihasilkan dengan menggunakan pepejal sisa organik.
Biogas is one of the bioenergy that can be produced by using solid organic waste.
Apakah komposisi utama dalam biogas?
What is the main composition of biogas?
metana
methana
nitrogen
nitrogen
hidrogen
hydrogen
karbon dioksida
carbon dioxide
Antara berikut, kaedah yang manakah dapat mengurangkan pembebasan gas-gas rumah hijau?
Which of the following method can be used to reduce emission of greenhouse gases?
makan sayur hijau
eat green vegetables
membina bangunan hijau
build a green building
membeli kereta warna hijau
buying a green coloured car
menggunakan sumber tenaga tidak boleh diperbaharui
using non-renewable energy source
Antara berikut, pernyataan yang manakah TIDAK BENAR mengenai penggunaan teknologi hijau dalam kelestarian alam?
Which of the following statement is NOT TRUE regarding the use of green technology in enviromental sustainability?
bahan api bio sebagai sumber alternatif kepada petroleum
biofuel is an alternative source for petroleum
sisa pertanian dirawat dan diproses menjadi kompos
agricultural waste is treated and processed into compost
menggalakkan penggunaan racun serangga dan baja kimia dalam pertanian
encourage usage of pesticides and chemical fertilisers in agriculture
rawatan biologi membolehkan sisa pepejal ditukarkan kepada baja organik
biological treatment enables solid waste to be converted into organic fertiliser
Antara yang berikut, yang manakah BETUL tentang teknologi hijau?
Which of the following is CORRECT for green technology?
penggunaan teknologi yang membuat hasil dan proses lebih mesra alam sekitar
the use of technology that makes products and processes more enviromentally friendly
penggunaan teknologi untuk mengembangkan cara-cara penggunaan tenaga yang rendah
the use of technology to develop methods of low power consumption
penggunaan teknologi untuk menggunakan pilihan hijau di bumi
the use of technology to use the green options on earth
penggunaan teknologi untuk meningkatkan penggunaan sumber-sumber tenaga yang tidak boleh baharui
the use of technology to increase the consumption of non-renewable resources of energy
Antara berikut, yang manakah amalan berkonsepkan teknologi hijau?
Which of the following is a practice with the concept of green technology?
menghasilkan ekoenzim daripada sisa buah-buahan sebagai agen pembersih
produces ecoenzymes from fruit waste as a cleaning agent
menghasilkan biogas daripada sisa pepejal
producing biogas from solid waste
menggalakan penggunaan beg palstik dan pembungkusan polisterina
encourage the use of plastic bags and polystyrene packaging
Pada pendapat anda, apakah kelebihan mengembangkan pembangunan berkonsepkan teknologi hijau?
In your opinion, what are the advantages of developing green technology conceptual development?
meningkatkan kesan negatif terhadap alam sekitar akibat daripada aktiviti pembinaan
increase the negative impact on the environment as a result of construction activities
mengurangkan kesan negatif terhadap kesihatan manusia akibat daripada pembangunan
reducing the negative impact on human health as a result of development
menjimatkan kos opeeasi, penyelenggaraan dan pembinaan
save on operation, maintenance and construction costs
Apakah contoh-contoh bangunan hijau yang terdapat di Malaysia?
What are the examples of green buildings in Malaysia?
Bangunan Perdana Putra, Putrajaya
Perdana Putra Building, Putrajaya
Masjid Raja Alauddin, Cyberjaya
Raja Alauddin Mosque, Cyberjaya
Pusat Kitar Semula Cyberjaya
Cyberjaya Recycling Center
Antara berikut, yang manakah mod terakhir dalam pengangkutan hijau?
Which of the following is the last mode in green transportation?
teksi
taxi
berjalan kaki
walking
menggunakan pengangkutan awam
using public transport
menggunakan kenderaan sendiri
using own's car
The photo shows a forestry activity. Which of the following is the application of Green Technology in addressing the socio-scientific issues of the forestry sector?
Enforcing the law
Issuing summons and confiscating the logs
Reducing the forestry license
Reforestation
