Acidic basic alkaline neutral
So here are the answers that will complete the given statements above.
11. All of the planets in the solar system have MOONS or NATURAL SATELLITES <span>with the exception of Mercury and Venus.
12. </span>Because there is no ATMOSPHERE <span>on the moon, any liquid water would have evaporated into space long ago.
13. </span><span>The length of a planet’s day is determined by its SPEED OF ROTATION.
14. </span><span>The large, irregular objects mostly located between Mars and Jupiter are ASTEROIDS. Or in general term, it is known as the asteroid belt.
15. </span><span>Icy objects that mostly travel in long, elliptical orbits around the sun are COMETS.
Hope these answers help.</span>
Answer: Symptoms of potassium deficiency appear on the lower portion of the plant first with chlorosis (yellowing) at the leaf margins followed by necrosis (death). Potassium deficiency can be caused by soil pH, extreme liming or calcium rich areas of fields, lack of soil oxygen or true soil deficiency.
Answer:
The correct answer would be adaptive radiation.
It is a natural phenomenon by which ancestor species diversify into new forms as a result of adaptation towards changing the environment, limited or different resources, new challenges or new ecological niches.
For example, Darwin's finches faced new niches, different environment, different types of food resources due to which they adapt to different species bearing beaks of different shapes and sizes.