Answer:
Our solar system consists of our star, the Sun, and everything bound to it by gravity – the planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune; dwarf planets such as Pluto; dozens of moons; and millions of asteroids, comets, and meteoroids.
Explanation:
A. collapsing dust clouds
Answer:
d. phosphates.
Explanation:
Weed -
It refers to the unwanted plants growing along with other plants , and are unnecessarily crowding the area and sucking the major nutrients from the soil , is referred to as a weed .
A weed growing along with other plants hence need to be taken out , as they disturb the other plants as well .
Excess of phosphates leads to the growth of these weeds .
Hence , from the given scenario of the question ,
The correct answer is d. phosphates.
A. World Population doubles: 20th century
B. Last Drop in Human Population rates: Black Death Pandemic
C. Industrial Revolution: 19th century
D. ??????
Confusing question - reword!
