Question

Choose the correct answers from the alternatives given .
Which of the following best describes strata ?

• A. Sedimentary rock layers that contain fossils
• B. Molten rock that contains radioactive material and is dangerous to the health of humans
• C. Sedimentary rock layers that all date from the same historical time
• D. All of the above

Answer 1

The correct option is A Sedimentary rock layers that contain fossils

Fossils are the remains of living creatures, both plants, and animals, or their tracks. These are found in sedimentary rock. Sedimentary rock is composed of strata. The term rock strata refer to stacked-up layers of sedimentary rock. Other kinds of rocks can have layering in them, but the word strata are reserved for sedimentary rocks - rocks composed of individual fragments of minerals or other rocks.

So, the correct option is 'Sedimentary rock layers that contain fossils'.