Answer:
The correct answer will be-
Case I- option-B
Case-II-option-B
Explanation:
A scientific method is the best procedural approach to explain the natural phenomenon. The method includes various steps which begin with the making the observation. The observation leads to the asking the scientific questions which could be answered by proposing a hypothesis.
The hypothesis must be tested through experiments which could prove and disprove the hypothesis and can answer the natural phenomenon.
<u>Case-I</u>
In the given situation of the question in which a person notices or observes the fields of grass and grass and native flower. Since the researcher notices the fields, they are performing the first step of the method that is "making an observation" and thus Option-B is the correct answer.
<u>Case-II</u>
In the situation, which discusses the number of birds in the fields shows the "dependent variables". The dependent variable is the parameter which is studied in the experiments. Since in the given conditions the number of birds is being studied, therefore, Option-B is the correct answer.
Answer:
Ophiolites
Explanation:
Ophiolites are regarded as a part of the Earth's oceanic crust and the underlying upper mantle which has moved up above the sea level thereby exposing it to the surface. They usually form a part of the continental crustal rocks.
Ophiolites are important and greatly influence Geologists having an idea about the composition of ocean crust.
Answer:
B
Explanation:
asteriod belt is the circumstellar disc in solar system locwted roughly between the orbit og mars and jupiter.
The effect that global warming will have on present day is the increase in average temperature and reduced rainfall. The glaciers around the world will start melting and the sea level will start rising. This will lead to hurricanes and floods. It has the potential to destroy the whole world.
