Every Day Science MCQs with Explanations

Explanation

All of these is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

The solar cycle is a nearly periodic change in the Sun’s activity between the time where we can observe the most and least number of sunspots, and generally lasts around 11 years. Sometimes the surface of the Sun is very active with lots of sunspots, while other times it is quieter with only a few or even none.

Explanation

Aviculture is the practice of keeping and breeding birds, especially of wild birds in captivity.

Explanation

South Pacific is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

SONAR stands for Sound Navigation and Ranging. SONAR works on the principle of reflection (echo) of sound waves from the object. It stands for Sound Navigation and Ranging.

Explanation

Uncertainty principle, also called Heisenberg uncertainty principle or indeterminacy principle, statement, articulated (1927) by the German physicist Werner Heisenberg, that the position and the velocity of an object cannot both be measured exactly, at the same time, even in theory.

Explanation

Surface tension is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

Alba was a genetically modified “glowing” rabbit created as an artistic work by contemporary artist Eduardo Kac, produced in collaboration with French geneticist Louis-Marie Houdebine.

Explanation

Iron is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.

Explanation

100 Billion Galaxies is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.