Answer: Sympathetic nervous system.
Explanation:
In the adrenergic synapse, the neurotransmitter is norepinephrine. Adrenergic synapses release the neurotransmitter in the Sympathetic nervous system. This system controls reactions related to Increase brain activity and alertness, Dilation of the pupils, Crystalline accommodation for distance vision, Increased Respiratory and Cardiac Frequency, Vasodilation in the muscles of the legs, Reduction of salivary secretion, gastric and intestinal.
Answer:
Bullock cart
Explanation:
Bullock cart is an ancient means of transport which is still used in many places of world. Bullock cart is a two wheeled or four wheeled vehicle that is pulled by oxen.
Oxen are also used for ploughing. they carry plough in their back and the person directs the plough in the right direction.
Hence, the correct answer is "Bullock cart".
Answer:
A vector quantity has a direction and a magnitude, while a scalar has only a magnitude. You can tell if a quantity is a vector by whether or not it has a direction associated with it.
Explanation:
Example: Speed is a scalar quantity, but velocity is a vector that specifies both a direction as well as a magnitude.
The answer is D) desertification and deforestation
To know the answer you can rule out the non-possibilities. A is not correct because farmers use them all the time. B is not correct because water and pesticides can flow downstream and carry and deposit sediment. C is not correct because farmers can flood their own farms. When they plant things and a food comes, all of those plants will die or their roots will detach which lowers the food that can be sold. D is correct because farmers don't farm in the desert or the forest, so it would not be an impact of farming.
C precipitation because if you look at the diagram, you will see it is raining on the mountains.
