41. As per a recent study, the warming of oceans is proved to have affected the metabolism of which species?
[A] Sea Turtles
[B] Whales
[C] Sharks
[D] Dolphins
Show Answer
Correct Answer: C [Sharks]
Notes:
As per a recent study published in the journal Scientific Reports, the warming of oceans is said to have affected the metabolism of sharks.
The sharks reared in the warmest temperatures weighed less than those raised in average temperatures. The baby sharks are at risk of being born smaller, without the energy needed to survive.
42. The Mahendragiri hill ecosystem is situated in which state?
[A] Maharashtra
[B] Odisha
[C] Madhya Pradesh
[D] Assam
Show Answer
Correct Answer: B [Odisha]
Notes:
The state Government of Odisha has proposed to form the state’s 2nd biosphere reserve at Mahendragiri, a hill ecosystem having rich biodiversity located in southern part of the state. The reserve will cover parts of Gajapati and Ganjam districts in the Eastern Ghats.
Similipal Biosphere Reserve is Odisha’s first Bio sphere reserve notified in the year 1996.
43. What is the name of the global experiment, which aims to measure the impact of reduction in ambient human sounds in Oceans?
[A] International Human-Ocean Experiment
[B] International Ocean Sound Experiment
[C] International Ambient Sound Experiment
[D] International Quiet Ocean Experiment
Show Answer
Correct Answer: D [International Quiet Ocean Experiment]
Notes:
The International Quiet Ocean Experiment was originally formed in 2011 to create a time series of measurements of ambient sound in different ocean locations.
Recently, a team of scientists from the International Quiet Ocean Experiment (IQOE), have been undertaking experiments to understand and measure the impact of the reduction in ambient human activity due to the Covid-19 lockdown, in oceans.
44. As per recent data, the population of which species has doubled in the Chilika lake?
[A] Dolphins
[B] Crocodiles
[C] Cat Fish
[D] Turtle
Show Answer
Correct Answer: A [Dolphins]
Notes:
Chilika Lake is India’s largest brackish water lagoon, which is spread over the Puri, Khurda and Ganjam districts of Odisha.
As per a recent data release by the State Forest and Environment Department, the number of dolphin populations in the lake has doubled this year compared with last year. The state’s Chilika lake is known for its Irrawady dolphins
45. Dracopristis hoffmanorum, which was seen in the news recently, is the official name of which species?
[A] Turtle
[B] Spider
[C] Shark
[D] Frog
Show Answer
Correct Answer: C [Shark]
Notes:
Recently, researchers have identified a new and distinct shark species, by recognising the 300-million-year-old shark’s single tooth on its lower jaw.
The researchers named the 6.7-foot shark as “Dracopristis hoffmanorum”, or Hoffman’s Dragon Shark. The fossils were found in the Manzano Mountains, New Mexico. The skeleton of the species was found in 2013 in New Mexico.
46. In which state / UT a glacier burst has been reported recently?
[A] Himachal Pradesh
[B] Ladakh
[C] Uttarakhand
[D] Jammu and Kashmir
Show Answer
Correct Answer: C [Uttarakhand]
Notes:
Recently, a glacier burst has been reported to have occurred in Sumna, Neeti Valley in Chamoli district of Uttarakhand. It is situated very near to the Indo-China border.
As per reports by the Indian Army, 291 persons have been rescued so far and the operations are still on. The personnel trapped includes members of Border Roads Organisation (BRO) and General Reserve Engineer Force (GREF).
47. ‘Indian Ocean humpback dolphin’ is categorised under which group in the IUCN Red list?
[A] Extinct in the Wild
[B] Endangered
[C] Vulnerable
[D] Least Concern
Show Answer
Correct Answer: B [Endangered]
Notes:
The Indian Ocean humpback dolphin is a member of the Ocean Dolphin family, which occupy coastal areas ranging from Southern Africa to Western Indochina.
The dolphins are included in the international Union for Conservation of Nature’s list of ‘endangered species. Recently, two Indian Ocean humpback dolphins, were found dead in two separate spots at Mumbai.
48. A new species of duck-billed dinosaur, Yamatosaurus izanagii has been discovered in which country?
[A] China
[B] Greece
[C] Japan
[D] Indonesia
Show Answer
Correct Answer: C [Japan]
Notes:
A team of palaeontologists has identified a new species of hadrosaur or duck-billed dinosaur, Yamatosaurus izanagii, on one of the southern islands of Japan.
This discovery suggests new information about hadrosaur migration that the animals migrated from Asia to North America. It also highlights that the giant creatures evolved from walking upright to walking on all four limbs.
49. Tur/arhar (pigeon pea), urad (black matpe) and moong (green gram) are examples of which type of major crop?
[A] Kharif
[B] Rabi
[C] Zaid
[D] None of the above
Show Answer
Correct Answer: A [Kharif]
Notes:
The crops that are sown in the rainy season are called kharif crops in India. They are also known as the summer or monsoon crop. Kharif crops are usually sown with the beginning of the first rains in July, during the south-west monsoon season.
Tur/arhar (pigeon pea), urad (black matpe) and moong (green gram) are the major pulses in this season. The Ministry of Agriculture has recently formulated a special Kharif strategy to attain self-sufficiency in the production of pulses.
50. What is ‘Glyphosate’, which was recently banned by Telangana Government?
[A] Herbicide
[B] Fertiliser
[C] Pesticide
[D] Fungicide
Show Answer
Correct Answer: A [Herbicide]
Notes:
Glyphosate is a herbicide, which used to kill weeds, especially used in cotton farms and to kill annual broadleaf weeds and grasses that compete with crops.
The Telangana Government has imposed a total ban on glyphosate, a controversial herbicide, as the chemical’s rampant use, especially in cotton, is polluting soil and causing health hazards to human beings.
