Sulfur dioxide (also sulphur dioxide) is the chemical compound with the formula SO
2. At standard atmosphere, it is a toxic gas with a pungent, irritating smell. The triple point is 197.69 K and 1.67 kPa. It is released naturally by volcanic activity.
Has an irritating Odor and is colorless
Answer: Option D
Explanation:
A fossil can be defined as the imprint or plant or animal that is preserved in the environment which can be used to known the organism or environment at that time.
The fossil formation takes place when the organism is trapped in ice, trapped in sap or it gets buried in fine sediments at the bottom of the lake.
In these cases the animals dies and remains as it is to form fossil but if incase the animals is completely decomposed by the bacteria and fungi then it cannot be transformed into a fossil as there will be no remains left.
The correct answer is option D
Answer:
Nucleus is the structure present in the cells that directs the cell activities.
Explanation:
Nucleus is responsible for cell division also it has heredity material stored inside it in the form of DNA.
It also plays a very important role in the synthesis of particular enzymes as well.
I believe the answer is "bilateral" activity. Hope this helps!