Question : Direct conversion of solar energy with the use of a photo voltaic cell results in the production of

Option 1: Optical energy

Option 2: Electrical energy

Option 3: Thermal energy

Option 4: Mechanial energy

Question : The green plants in a terrestrial ecosystem capture about ______ per cent of the energy of sunlight that falls on their leaves and convert it into food energy.

Option 1: 20

Option 2: 10

Option 3: 1

Option 4: 5

Question : According to the Ministry of Power, Government of India, which is the largest energy source of India? (as of March 2023)

Option 1: Hydro power

Option 2: Tidal energy

Option 3: Coal

Option 4: Solar energy

Question : The energy that can harness heat stored below the earth's surface is known as:

Option 1: thermal energy

Option 2: nuclear energy

Option 3: tidal energy

Option 4: geothermal energy

Question : _________ is the cell organelle in which the biochemical processes of respiration and energy production occur.

Option 1: Mitochondria

Option 2: Chloroplast

Option 3: Ribosomes

Option 4: Nucleus