Both of the statements that is given is false because when
the neuron is in resting potential, it is not in a permanent state and the
resting potential is negative. The charge of the neuron will be depending on
each activities or the charges it accumulates, that is why it is not true that
it does not change.
Answer: As altitude increases, the spacing between particles increase.
Explanation: There is less gravity when altitude increases to compact the particles together and particles are more free flowing to move around. Therefore the particles aren't as close together, increasing the amount of space in between them.
A species that is habitat specialist and lives at the highest elevation.
Explanation:
An ecosystem consist of plants, animals as well as micro-organisms but due to climate change the plants as well as animals are in danger . The case that has been provided in the question where due to climate change the temperature rises as a result the species living at the highest elevation are in problem .
Due to rise in temperature the snow is melting and the sea water level is rising. The animals and plants adapt themselves according to the climate where they are residing but suddenly if climatic change take place they will be unable to survive.
The animals which are mostly affected due to climatic change are snow leopard, polar bear, giant panda.
Graph C is incorrect! Graph B The enzymes are most active at an optimum value of pH, shown by the peak in the graph.