Answer;
B. Both primary and secondary succession involve ecosystems recovering from a disruptive event.
Explanation;
-Primary succession occurs following an opening of a pristine habitat, for example, a lava flow, an area left from retreated glacier, or abandoned strip mine. In contrast, secondary succession is a response to a disturbance, for example, forest fire, tsunami, flood, or an abandoned field.
-Primary succession begins in barren areas, such as on bare rock exposed by a retreating glacier. Secondary succession follows a major disturbance, such as a fire or a flood.
Answer:
mercury is one of the inner planets.
Explanation: The inner planets are also called terrestrial planets.
*gases escaped from them during the planets’ formation.
*mercury, Venus, earth and mars are the four inner planets. they are also called terrestrial planets because they have solid and rocky surfaces similar to earth.
* the inner planets are much smaller than the outer planets (Jupiter, Saturn, Uranus and Neptune).
* the inner planets are composed of mainly heavy metals such as iron and nickel, and they do not have moons. during the inner planet’s formation, thick gas atmospheres are blown away .
Organism most likely to live the same time as Branchiopoda were trilobites
The complete metamorphosis of a caterpillar into a butterfly takes a few weeks.
<span>
Complete metamorphosis of butterfly’s life cycle includes four stages: egg, larva, pupa, and adult. The length of the butterfly’s life cycle depends on the type of butterfly, and it can last from one month to a whole year.</span>
Answer:
Light travels at a speed of 299,792 kilometers per second; 186,287 miles per second. It takes 499.0 seconds for light to travel from the Sun to the Earth, a distance called 1 Astronomical Unit.
