Answer:
The correct answer would be -
If the type of food available changes, then the frequency of beak also changes because the beak of the bird suited to food will survive successfully.
Explanation:
According to the theory of natural selection, an organism that is able to adapt according to the change in the environment, it helps in their survival and increases their number in the system.
It is given that the type of food available is changing, so it will lead to the change in the frequency of bird beaks in that particular area. So, if they adapt to survive under the changes in the available food type, otherwise not be able to survive and die.
So,
If the type of food available changes, then the frequency of beak also changes because the beak of the bird suited to food will survive successfully.
The correct answer is intensity.
The intensity signifies towards the extent of energy exhausted at the time of performing exercise. The intensity differs with each individual. It has been observed that intensity possess an influence on what fuel the body utilizes and what kind of changes the body makes after performing exercise.
It is the concentration of the physical power, which the body utilizes at the time of doing an activity. For example, the intensity of the exercise illustrates how hard the body has to function to walk a kilometer in twenty minutes.
Yearly dental visits are a part of good dental hygiene because the dentist will check for cavities, fix them, clean your teeth very thoroughly (or whitening treatment), and check the progress and movement of your teeth. They can also recommend when dental surgery is necessary, for instance, if you have extra teeth that can be removed or when your wisdom teeth are coming in. Hope this helps! :)
Plants get the carbon dioxide they need from the air through their leaves. It moves by diffusion through small holes in the underside of the leaf called stomata. These let carbon dioxide reach the other cells in the leaf, and also let the oxygen produced in photosynthesis leave the leaf easily.
Answer:
d
Explanation:
reservoirs are places were water are held for a lond period of time. Do a lake or ocean is a place where water is held for a long period of time.