universe & solar system section 6 MCQ Questions & Answers Detailed Explanation

Answer: (a)

Diamond Ring is a phenomenon observed only along the peripheral regions of the totality trail. When the shrinking visible part of the photosphere becomes very small, Baily’s beads will occur.

.These are caused by the sunlight still being able to reach Earth through lunar valleys. Totality then begins with the diamond ring effect, the last bright flash of sunlight.

Answer: (c)

Answer: (c)

Mars is known as Red planet. Mars is the fourth planet from the Sun and the second-smallest planet in the Solar System. Named after the Roman God of war, it is often described as the “Red Planet” because the iron oxide prevalent on its surface gives it a reddish appearance.

Mars is a terrestrial planet with a thin atmosphere, having surface features reminiscent both of the impact craters of the Moon and the volcanoes, valleys, deserts, and polar ice caps of Earth.

Answer: (a)

Answer: (a)

Mars is the only planet with similar day time temperatures and an atmosphere similar to earth. The most relevant condition for presence of life on Mars is occurrence of ice caps and frozen water.

Answer: (b)

The asteroids are group of small pieces of rock revolving round the sun between the orbit of Mars and Jupiter. They are approximately 40,000 in number.