June 11, 2021 - Daily Quiz
1. Consider the following statements w.r.t Fast Radio Bursts (FRBs):
- The source of the FRB in the Milky Way is a magnetar.
- Magnetar is a dead star.
(a) Only 1 is correct
(b) Only 2 is correct
(c) Both 1 and 2 are correct
(d) Neither 1 nor 2 is correct
2. "Keeling Curve" that was in news refer to
(a) Decline of Covid-19 infections in India
(b) Increasing the Covid-19 vaccination drive in India
(c) Blood Oxygen levels in a severely ill Covid-19 patient
(d) None of these
3. The shooting star that streaks across the sky is a
(a) A meteor
(b) A meteorite
(c) A meteoroid
(d) Just a distant star
4. Alfvén waves are
(a) Tsunami Waves
(b) Glacial Outbrusts
(c) Electromagentic Waves
(d) Volcanic Eruptions
5. What's the difference between a solstice and an equinox?
(a) A solstice and an equinox are sort of opposites
(b) Equinoxes happen in June and December
(c) Solstices happen in March and September
(d) Solstice is when days are equal in length to nights
Answers
1-(c)
https://indianexpress.com/article/explained/explained-what-is-a-radio-burst-spotted-by-nasa-for-the-first-time-in-the-milky-way-6968134/
https://www.thehindu.com/sci-tech/science/chime-telescope-yields-unprecedented-results/article34782271.ece
2-(d)
https://www.thehindu.com/sci-tech/science/carbon-dioxide-in-the-air-at-highest-level-since-measurements-began/article34766866.ece
3-(a)
A meteor is the streak of light that you see in the sky when a small piece of cometary or asteroidal material enters the atmosphere at high speed and burns up.
4-(c)
https://www.thehindu.com/sci-tech/science/best-from-science-journals-decoding-northern-lights/article34770288.ece
5-(a)
Solstices and equinoxes signal the changing of the seasons on Earth.
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