Answer:
Environmental Resistance
Explanation:
Environmental resistance can be defined as all the factors including physical factors, chemical factors and environmental factors including biotic and abiotic factors (e.g drought, mineral deficiencies, and competition) limiting the life forms of an organism or kind of organism and impose a restriction on their numerical increase. These factors limit the growth of species in a population.
Answer: To do different kinds of jobs
Explanation:
Answer: I think the answer is true
Explanation: If you think about it, the terrestial planets ( being venus, earth, mars, and mercury) are made up very little gas which are carbon dioxide, nitrogen and oxygen, and the gas giants ( being jupiter, saturn, neptune, and uranus) have gases such as hydrogen and helium. Thus meaning, the terrestial planets could be a part of it and the gas giants are the most. So yes, the answer is true.
They are both important because mechanical has to do with physical - cause mechanical means physical, so chewing your mouth is physical (you break your food into smaller pieces physically). And then chemical digestion is when food and saliva mix together. They happen when breaking down food into nutrients - enzymes. Enzymes are important for that process, because they make a nutrient.
Hope this helps!!