Advertisements
Advertisements
Question
Green house effect refers to ______.
Options
cooling of earth
trapping of UV rays
cultivation of plants
warming of earth
Advertisements
Solution
Green house effect refers to warming of earth
APPEARS IN
RELATED QUESTIONS
What is biogas?
Describe a fixed dome type biogas plant with the help of a labelled diagram.
Biogas is a fossil fuel.
What are the advantages of using biogas?
Choose the incorrect statement.
A biogas plant is where biogas is produced by fermenting biomass.

In which of the parts would you find anaerobic bacteria?
A biogas plant is where biogas is produced by fermenting biomass.

Which of the following best indicates the steps of anaerobic digestion?
|
In Kunjpura village, located in Karnal district, Haryana, Aditya Aggarwal and his older brother Amit Aggarwal run Tee Cee Industries, a steel plant set up by their ancestors in 1984. Along with this, they also run a gaushala that houses 1,200 cows that can no longer produce milk. The cow shelter was manageable but running the steel plant was turning out to be expensive because they spent a whopping Rs 5 lakh every month on electricity. The brothers struck upon an idea. Why not run the factory with the biogas produced from cow dung from the shelter and other gaushalas, along with a bio and agri-waste like sewage, farm waste, etc. This led Aditya and Amit to start Amrit Fertilisers, a biogas project, in 2014, without any government support. |
Raw material used in a biogas plant is:
|
In Kunjpura village, located in Karnal district, Haryana, Aditya Aggarwal and his older brother Amit Aggarwal run Tee Cee Industries, a steel plant set up by their ancestors in 1984. Along with this, they also run a gaushala that houses 1,200 cows that can no longer produce milk. The cow shelter was manageable but running the steel plant was turning out to be expensive because they spent a whopping Rs 5 lakh every month on electricity. The brothers struck upon an idea. Why not run the factory with the biogas produced from cow dung from the shelter and other gaushalas, along with a bio and agri-waste like sewage, farm waste, etc. This led Aditya and Amit to start Amrit Fertilisers, a biogas project, in 2014, without any government support. |
Biogas is a better fuel than animal dung cake because:
(i) Biogas has a lower calorific value.
(ii) Animal dung cake has a higher calorific value.
(iii) Biogas has a high heating capacity.
(iv) Biogas burns without smoke.
Choose the incorrect statement
