Q. The paper was invented in -
1) India
2) Egypt
3) Greece
4) China
Q. The ultimate source of energy in a hydroelectric power station is -
1) solar energy
2) the potential energy of water
3) the kinetic energy of water
4) the electrochemical energy of water
Q. Humidity can be measured by -
1) Hydrometer
2) Hygrometer
3) Pyrometer
4) Lactometer
Q. Which of the following statement is incorrect about National Green Hydrogen Mission?
1) An initiative of the government to promote sustainable energy sources in the country using green Hydrogen as fuel.
2) The goal of developing a green hydrogen production capacity of at least five million metric tonnes (mmt) and an associated renewable energy capacity addition of about 125 gigawatts (GW) by 2030.
3) National Green Hydrogen Mission will be implemented under the Ministry of Environment, Forest and Climate Change (MoEF&CC)
4) The chief objectives are the Creation of export opportunities for Green Hydrogen and its derivatives; and the Decarbonisation of industrial, mobility, and energy sectors.
Q. What is blue carbon?
1) Carbon captured by oceans and coastal ecosystems
2) Carbon sequestered in forest biomass and agricultural soils
3) Carbon contained in petroleum and natural gas
4) Carbon present in the atmosphere
Q. Which of the following is known as India's first solar-powered village?
1) Chitrakoot - Uttar Pradesh
2) Modhera - Gujarat
3) Damoh - Madhya Pradesh
4) Agasthiyamalai -Tamil Nadu
Q. Which of the following is used as a preservative to protect processed food?
1) Sodium metabisulphate
2) Saccharin
3) Diclofenac sodium
4) Sodium tripolyphosphate
Q. In the holding system of pasteurization, the milk is heated for 30 minutes at -
1) 94°C
2) 72°C
3) 68&dge;C
4) 65°C
Q. Food items to be consumed raw must be washed with -
1) HCL
2) NaOH
3) H2SO4
4) KMnO4
Q. Hayabusa 2 mission is the mission of which space agency?
1) JAXA
2) NASA
3) CNSA
4) ISRO
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