Consider the following statements : 1. The Earth's magnetic field has reversed every few hundred thousand years. 2. When the Earth was created more than 4000 million years ago, there was 54% oxygen and no carbon dioxide. 3. When living organisms originated, they modified the early atmosphere of the Earth. Which of the statements given above is/are correct?

Consider the following statements: 1. The Earth's magnetic field has reversed every few hundred thousand years. 2. When the Earth was created more than 4000 million years ago, there was 54% oxygen an…

Consider the following statements : 1. The axis of the earth's magnetic field is inclined at 23 and a half degree to the geographic axis of the earth. 2. The earth's magnetic pole in the northern hem…

Consider the following statements: 1. The annual range of temperature is greater in the Pacific Ocean than that in the Atlantic Ocean. 2. The annual range of temperature is greater in the Northern He…

Consider the following statements and select the correct answer from the codes given below: 1. The northern end of the earth’s axis is called North Pole. 2. 45° latitude is half of the length of the…

Which of the following statement(s) is/are correct? 1. The Earth’s crust is brittle in nature. 2. The mean thickness of the oceanic crust is 15 km, whereas that of the continental crust is around 30…