Environment & Biodiversity Current Affairs MCQs
41. “Hoher Sonnenblick” mountain in the “Hohe Tauern” National Park is located in which country?
[A] Russia
[B] Germany
[C] Austria
[D] New Zealand
Show Answer
Correct Answer: C [Austria]
Notes:
A new study has been done at an altitude of 3106 meters at the top of the mountain “Hoher Sonnenblick” in the “Hohe Tauern” National Park in Austria
The study is investigating the amount of plastic trickling down on us from the atmosphere. According to the study. About 30% of the nanoplastic particles measured on the mountain top originate from a radius of 200 kilometers, from cities. Around 10% of the particles measured in the study were blown onto the mountain by wind and weather over 2000 kilometers.
42. Which newly discovered species has been named after the pandemic as ‘Humbertium covidum’?
[A] Snake
[B] Flatworm
[C] House Rat
[D] House Fly
Show Answer
Correct Answer: B [Flatworm]
Notes:
Scientists have discovered an alien hammerhead flatworm species that looks like a miniature king cobra. The researchers found the creatures hunting snails in France and Italy.
The flatworm has been named after the COVID-19 pandemic as Humbertium covidum’. These new hammerhead flatworms are also among two newly described species found in countries that are not part of their native range so they were very likely introduced there by humans.
43. Crimson Rose, which was seen in the news recently, belongs to which species?
[A] Flower
[B] Butterfly
[C] Panda
[D] Snake
Show Answer
Correct Answer: B [Butterfly]
Notes:
Crimson Rose is a large butterfly with a mix of black, white and crimson colours on its wings and body. It belongs to the Swallowtails (Papilionidae) family and they are known to migrate along the coast, inland and cross the sea often.
Recently, thousands of Crimson Rose butterflies were seen flying from Dhanushkodi, at the southern-most tip of Rameswaram (Tamil Nadu) Island towards Sri Lanka, which is around 25 km from the tip of Dhanushkodi.
44. ‘Trellis structure’, which was seen in the news, is associated with which sector?
[A] Automobile
[B] Agriculture
[C] Artificial-Intelligence
[D] Banking
Show Answer
Correct Answer: B [Agriculture]
Notes:
As a part of sustainable farming, a trellis structure is prepared using four pillars, bamboo poles and ropes, on 20 decimals of land.
As plants especially creepers grew vertically in a trellis system, the chances of stems, flowers and fruits getting rotten are very less. The system has worked well in many tribal villages of Odisha.
45. ‘Phuti carpus cotton’ is a plant used to produce which type of fabric?
[A] Dhaka Muslin
[B] Ikat Fabric
[C] Muga Silk
[D] Paithani Brocade
Show Answer
Correct Answer: A [Dhaka Muslin]
Notes:
The fabric of ‘Dhaka muslin’ is known for its fine and delicate thread. The textile has earlier brought trade to Bangladesh, but the industry collapsed after the conquest of the Bengal delta by the East India Company.
Researchers are now trying to revive this forgotten fabric. Phuti carpus cotton, which is used to produce Dhaka muslin, is being grown at the Bangladesh Cotton Development Farm.
46. Sariska Tiger Reserve, which was seen in the news, is located in which state?
[A] Bihar
[B] Rajasthan
[C] Madhya Pradesh
[D] Kerala
Show Answer
Correct Answer: B [Rajasthan]
Notes:
A massive fire has recently broken out in the Sariska Tiger Reserve, located in Alwar district, in the state of Rajasthan
Air Force helicopters equipped with water sprays are battling the fire, as the 8-10 sq km area in the Akbarpur range has been affected. Sariska Tiger Reserve has a total of 27 tigers. As per the forest officials, the cause of fire is yet to be ascertained.
47. Senna spectabilis, which was seen in the news, belongs to which category of plant?
[A] Invasive plant
[B] Aquatic plant
[C] Exotic plant
[D] Translocated Plant
Show Answer
Correct Answer: A [Invasive plant]
Notes:
A recent study organised by Ferns (a nature conservation society) in association with the Kerala Forest Department, showed that there has been a significant growth of invasive plants, especially Senna spectabilis, in the forest areas of the Nilgiri Biosphere Reserve (NBR).
The growth of such plants in the Wayanad Wildlife Sanctuary is a matter of serious concern to the conservation of wildlife habitats.
48. What is the target of Ethanol blending in petrol, set by India to reach by 2025?
[A] 10 %
[B] 15 %
[C] 20 %
[D] 30 %
Show Answer
Correct Answer: C [20 %]
Notes:
India has set a target to achieve 20 per cent Ethanol blending in petrol by the year 2025. Recently Prime Minister Narendra Modi announced that India has achieved the target of 10 per cent ethanol blending in petrol five months before deadline (November 2022)
He made the announcement at a programme on the ‘Save Soil Movement’, on the World Environment Day. The 20% blending target can help in saving Rs 30,000 crore of foreign exchange per year.
49. Chelonoidis phantasticus, which was seen in the news recently, belongs to which species?
[A] Snake
[B] Tortoise
[C] Spider
[D] Fish
Show Answer
Correct Answer: B [Tortoise]
Notes:
Chelonoidis phantasticus meaning ‘fantastic giant tortoise’ has been recently confirmed to belong to a Galápagos species which was believed extinct.
The giant tortoise ‘Fernanda’, which was found alive in 2019, was named after ‘Fernandina Island’, where she was found in. The tortoise is the first of her species, Chelonoidis phantasticus, to be identified in more than a century.
50. A 419-million-year-old Chinese Fossil recently proved the evolution of Human Middle Ear from which creature?
[A] Chimpanzee
[B] Fish
[C] Gecko
[D] Turtle
Show Answer
Correct Answer: B [Fish]
Notes:
A 419-million-year-old Chinese Fossil recently proved the evolution of Human Middle Ear from fish gills. Embryonic and fossil evidence proved that the human middle ear evolved from the spiracle of fishes.
As per the study, many important structures of human beings can be traced back to our fish ancestors, such as our teeth, jaws, middle ears.
The above questions are part of Daily Current Affairs 20 MCQs Series in GKToday's Academy Android Application. This series can be subscribed in the app only for Rs. 750/- for entire year.
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