The four laws or principles that are involved with the study of Stratigraphy are the following:
1. Principle of original horizontality
2. Law of superposition
3. Law of crosscutting relationships
4. Principle of Lateral Continuity
5. Principle of Faunal Succession
6. The Law of inclusions
Therefore, the correct answers would be 1, 2 and 4. Hope this answer helps.
Answer:
cell wall is found only in plant cell
Explanation:
cell wall and chloroplast is found only in plant cell but cell membrane,nucleus cytoplasm, ribosomes etc are found in both plant and animal cell
D. A struggle for existence is apparent.
If a struggle for existence is apparent, natural selection occurs because all of the weak/unfit/unadapted ones die.
Answer:B. Fossils
Explanation:
fossils is the remains or impression of a prehistoric plant or animal embedded in rock and preserved in petrified form. it has nothing to do with continental drift.
