Answer:
Towards the southern of the sound
Explanation:
As the motion of the source of sound is moving,the percieved sound frequency varies .this is known as Doppler effect.the sound waves emited by the sources tends to bunch up in front of the source and spread out behind the source.
Since the falcon is moving towards the sound,the frequency increases and so does the pitch of the sound
Answer:
The native species will more than likely be eradicated or they might learn to co-habitate.
Explanation:
The nonnative bird species will compete for resources with other species that share the same resource. Depending on the stronger animal or the bird that is more fit for that area to survive, depends on whether the native species will be effected or the nonnative species will be affected. If the invasive species has more tools to enhance their survival, then they will likely eradicate the native species. the same can be said for the Native species.
Answer:
Option-A
Explanation:
Hunger is the sensation felt by the advanced organisms which show that the organisms now have to eat to survive. The feeling of hunger is generated when the vagal nerves from the gastrointestinal tract to the CNS.
The feeling of hunger is not psychological but is a physiological process that is controlled by the brain and the main neuron nucleus of the brain which controls the appetite of humans lies n the hypothalamus. The hypothalamus controls the opioid receptors and neurotransmitter which controls the appetite.
Thus, Option-A is the correct answer.
