Answer:
1-C............. ...............
The difference between sharks and bony fish is that sharks have skeletons made up of cartilage and dont have bones, while bony fish have bones
Answer:
a
Explanation:
greenhouse gases is what caused global warming and climate change
Ecologists are the persons who study the interrelationships between organisms and their environments. Like they research upon the species found in forests or deserts interact with each other and as well as their surroundings.
They test whether a species is occupying its complete fundamental niche or only a portion of it by observing if the species are expanding their range after the removal of a competitor because two species with the same fundamental niche will exclude other competing species.
