(i) Green plants, through photosynthesis, convert carbon dioxide (CO₂) to glucose in the presence of sunlight. (ii) Many marine animals use carbonates dissolved in sea water to form their shells.
(i) Green plants, through photosynthesis, convert carbon dioxide (CO₂) to glucose in the presence of sunlight.
(ii) Many marine animals use carbonates dissolved in sea water to form their shells.
Renewable natural resources are those which can maintain themselves or can be replaced if managed wisely, e.g. water, soil, living things such as crops, forests, domestic animals, wildlife
Renewable natural resources are those which can maintain themselves or can be replaced if managed wisely, e.g. water, soil, living things such as crops, forests, domestic animals, wildlife
Give two ways in which carbon dioxide is fixed.
(i) Green plants, through photosynthesis, convert carbon dioxide (CO₂) to glucose in the presence of sunlight. (ii) Many marine animals use carbonates dissolved in sea water to form their shells.
(i) Green plants, through photosynthesis, convert carbon dioxide (CO₂) to glucose in the presence of sunlight.
See less(ii) Many marine animals use carbonates dissolved in sea water to form their shells.
Give two examples of non-renewable resources.
(i) Metallic minerals (ii) Fossil fuels.
(i) Metallic minerals
See less(ii) Fossil fuels.
Define renewable resources?
Renewable natural resources are those which can maintain themselves or can be replaced if managed wisely, e.g. water, soil, living things such as crops, forests, domestic animals, wildlife
Renewable natural resources are those which can maintain themselves or can be replaced if managed wisely, e.g. water, soil, living things such as crops, forests, domestic animals, wildlife
See lessWhat are inexhaustible resources?
These are present in unlimited quantity in nature and are not likely to be exhausted by human use, e.g. air, solar energy.
These are present in unlimited quantity in nature and are not likely to be exhausted by human use, e.g. air, solar energy.
See lessWrite one power of the President that can be taken by him on his own without recommendation of the council of ministers.
The President can ask for reconsideration of a bill passed b-v both the Houses of Parliament.
The President can ask for reconsideration of a bill passed b-v both the Houses of Parliament.
See less