The greatest gas is nitrogen
Answer:
These areas are called as Biological Hotspots
Explanation:
- Most of the species near to extinction and vulnerable are those which are kept in bio hotspots, these hotspots er conservation areas and hence limited in numbers.
- These hotspots check the population of the species from being jeopardized in the future. These tend t provide a reserve or facility to keep endemic species in natural surroundings in a protective environment under the scanner of rangers and wildlife protectionists.
- Forests are themselves a type of reserve a protected area that helps the growth and development of these species on land and water and also check there reproductive capacity
- Maintenance of these hotspots is a must for a nation to preserve its wild heritage and keep balance with the biodiversity of the region.
Answer:
Options (3), (4) and (5)
Explanation:
The geographic north and south poles refers to the two geographical location/points, where the earth's axis spins. And the magnetic north and south poles refers to the direction towards which a compass needle points.
The geographic north pole and the magnetic south pole of earth is the same, and two bar magnets where one having the north pole and the other having the south pole can attract each other. Similar poles of two bar magnets cannot attract one another, whereas they repel.
Thus, the correct answers are options (3), (4) and (5).