WorksheetsNatural resourses of Bangladesh
Total questions: 10
Worksheet time: 5mins
Name TWO natural renewable resources which can be used to produce electricity.
Coal and gas
Gas and oil
Sunlight and wind
Biomass and water
Why the natural resources have to be carefully managed?
If depleted , cant be renewed.
If lost, production cost of electricity will increase.
It,s a political issue
we don't need to worry
Which on of the following is not an importance of forest in Bangladesh
Maintain ecological balance
Shelter innumerable species of organisms, plants and animals
Provide products for consumption by humans and animals
A residential area for Human only
Wood can be substituted by
(a)
Biogas digester is producing continuous gas and the left over ................ can be used as fertilizers
gas
slurry
paste
algae
What are the problems of associated with marine fishing
need to invest more to start business
Cannot go deep into the sea so they limited to coastal fishing
marine season is limited because of the natural calamities
low cost craft used by unskilled workers
Why Bay of Bengal is suitable for marine fishing?
Less or no ocean current to wash away the nutrients
The mixing of fresh water from river and saline water
Looks nice
suitable temperature and availability of oxyzen
What features needed to set up HEP plant in Bangladesh?
Hilly topography
low flow of river water
Wind speed
no rainfall
What can be used in Biogas digester to produce biomethane?
Life stock waste
Crops
Food waste
Water hyacinth
(a) can be a great alternative to traditional crop production
