Consider the following statements:
1. Methanol is a low carbon, hydrogen carrier fuel produced from high ash coal, CO2 from thermal power plants and natural gas.
2. ‘Methanol Economy’ programme has been launched with the objective of reducing India's oil import bill and greenhouse gas (GHG) emissions.
3. The Methanol Economy programme has been launched by the Ministry of Petroleum and Natural Gas.
Which of the statements given above is/are correct?
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Consider the following statements about pesticide residue in our food chain:
1. It is introduced in the food chain by aquatic plants and animals.
2. These chemicals get accumulated progressively at each trophic level.
3. Human body accumulates minimum concentration of these chemicals.
Select the correct answer using the code given below:
Consider the following statements about ‘Human Body’:
1. Muscles contain special proteins which contract and relax to cause movement.
2. We can control the movement of all the muscles in our body.
Which of the statement(s) given above is/are correct?
Which of the following statement(s) is/are correct?
1. The B-lymphocytes in human body produce an army of proteins in response to pathogens into our blood to fight with them.
2. The T-lymphocytes mediate cell-mediated immunity (CMI) which is responsible for the graft (transplanted body-part) rejection.
Select the correct answer using the code given below.
Consider the following statements about ‘rainbow’:
1. It is caused by dispersion of sunlight by tiny water droplets present in the atmosphere.
2. A rainbow is always formed in a direction opposite to that of the Sun.
Which of the statements given above is/are correct?
With reference to ‘blood’ present in the human body, consider the following statements:
1. It carries oxygen and food to all the cells in human body.
2. It collects wastes from the cells for disposal.
3. It is a type of connective tissue.
Which of the statements given above is/are correct?
Which of the following diseases and their causative agents is NOT correctly matched?
Disease | Causative Agent |
1. Ringworms | Fungi |
2. Amoebiasis | Protozoan |
3. Plague | Bacterium |
Select the correct answer using codes given below:
The most common nutrients causing eutrophication are:
Consider the following statements:
1. Some substances like carbon dioxide or oxygen can move across the cell membrane by a process called Osmosis.
2. In the cell’s external environment, the concentration of carbon dioxide is low as compared to that inside the cell.
Which of the statement(s) given above is/are correct?
In context of General Science, consider the following statements:
1. All fluids exert pressure on the base and walls of the container in which they are enclosed.
2. All objects experience a downward force of buoyancy when they are immersed in a fluid.
3. The magnitude of buoyancy force is independent of the density of the fluid in which the object is immersed.
Which of the statement(s) given above is/are correct?
Consider the following statements:
1. The motion of the moon around the earth is due to the centrifugal force.
2. The moon rotates around its axis due to the gravitational pull of the earth.
Which of the statement(s) given above is/are NOT correct?