Recently researchers at the Indian Institute for Science Education and Research (IISER) in Kolkata have produce metal free cathodes to be used in solar cells using which of the following?

Related MCQs

• Consider the following statements regarding Solar Power Tree, developed by the CSIR-CMERI: 1. It will harness solar energy for producing electricity with vertical arrangement of solar cells. 2. It reduces the requirement of land and keeps the land character intact. 3. It is not viable for urban areas. Which of the statements given above is/are correct?
• Recently, researchers in IIT Madras have devised a method that can convert brackish water into potable water using?
• YAMANAKA Genes can be used for? 1. Regenerating old cells 2. Grow new organs 3. Converting adult cells into pluripotent stem cells 4. Generating RBCs 5. Bone implants Select the correct answer using the code given below.
• Which of the following statements regarding Fishery and oceanographic Research vessel (FORV) is/are correct? 1. It is a floating laboratory being developed by the Ministry of Earth sciences and would be used for marine and ocean research. 2. It will replace the ageing Sagar Sampada, which has been facilitating marine research activities in India since 1984. Select the correct answer using the codes given below.
• Which of the following statements is/are true? 1. Recently the first Indian Mushroom Growers Association (IMGA) was launched. 2. Mushroom has low bio-efficiency. Select the correct answer using the code given below.
• Recently, a Nanogenerator that could produce up to 14 volts of electric power on applying pressure through thumb has been developed by which of the following Institution?
• India’s first Augmented Reality (AR) education and training institute will be set up in?
• India has recently announced a Newton Fund Research program with which of the following countries?
• Consider the following statements regarding aerosols: 1. An aerosol is a colloid of fine solid particles or liquid droplets, in air or another gas. 2. The aerosol adsorbs pollutants and facilitates their deposition on the earth’s surface, which is harmful for the environment. 3. Aerosol regulates the amount of sunlight (solar insolation) entering into the earth’s atmosphere and contributing to the global climate change. Select the correct answer using the code given below.
• Which of the following statements regarding CERES is/are true? 1. It is the only dwarf planet located in the outer circle of the solar system. 2. It is the largest object in the asteroid belt. 3. When Dawn arrived in 2015, Ceres became the first dwarf planet to receive a visit from spacecraft. Select the correct answer using the code given below.