Question

3. Bacterial fossils may be present in which form? A. Humus B. Cast as an impression C. Spore D. Petrified tissues​

Answer 1

Answer:

Bacterial fossils may be present in the form of petrified tissues.

Explanation:

The fossilization of bacteria is a very complex process.

• This is because they do not possess any internal structure or skeleton, also they are microscopic.
• They are helpful in understanding earth's formation, ancient environment, early environment, and other revolutionary processes.
• Petrification is the rarest type of fossilization.
• It is the process of conversion of the whole structure into a stone.
• Therefore, there are chances of bacterial fossils occurring in the form of petrified tissues.

Answer 2

Answer:

petrified tissues

Explanation:

Petrification is a process in which the whole body converts into stone.

So, bacteria fossils are found in Stony form.