<em>MARK</em><em> </em><em>ME</em><em> </em><em>BRAINLIEST</em>
Answer:
- Continuous cultivation of crops in soil leads to the depletion of certain nutrients.
- If these nutrients are not replenished, soil becomes sterile and unfit for cultivation.
Answer:
Carbon cycle may be defined as a type of biogeochemical cycle that regulates the amount of carbon in nature. The carbon is released by the living animals and utilized by the plants in form of carbon dioxide.
Photosynthesis consumes the carbon dioxide to make carbohydrates where as cellular respiration releases carbon dioxide and breakdown the carbohydrate. Both these process helps in recycling of the carbon in nature and maintains the level of carbon in nature.
Afferent nerve fibers carry signals from the somatic receptors to the posterior horn of the spinal cord or to the brainstem. So i beleive it is 4 but not too sure. Hope this helped a bit (:
<span>It is through whistles that dolphins interact with the pod. Each dolphin has a distinct whistle that identifies it with other dolphins of its pod. If an individual is in danger, it uses a particular noise that indicates aid is needed, so the pod responds quickly.
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Small dolphin species gather into multi-member pods as a way to compensate for their size when facing predators.</span>
