Which of the following scientists is credited with the development of the first successful polio vaccine? [#1300]

Jonas Salk developed the inactivated poliovirus vaccine (IPV) in 1955, which was the first effective vaccine against polio. Salk's vaccine led to a significant reduction in polio cases and paved the way for global efforts to eradicate the disease.

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Jonas Salk developed the inactivated poliovirus vaccine (IPV) in 1955, which was the first effective vaccine against polio. Salk's vaccine led to a significant reduction in polio cases and paved the way for global efforts to eradicate the disease.

RK Narayan is famous for his book-Malgudi Days. The book includes 32 stories, all set in the fictional town of Malgudi, located in South India. Each of the stories portrays a facet of life in Malgudi.

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RK Narayan is famous for his book-Malgudi Days. The book includes 32 stories, all set in the fictional town of Malgudi, located in South India. Each of the stories portrays a facet of life in Malgudi.

The Nobel Peace Prize ceremony takes place in Oslo, Norway, specifically in the Atrium of the University of Oslo since 2020. Previously, the ceremony was held in Oslo City Hall from 1990–2019, and in the auditorium of the University of Oslo from 1947–1989. The Nobel Peace Prize ceremony takes place in Oslo in Norway, while the other prize ceremonies take place annually in Stockholm, Sweden. It is one of the five Nobel prizes presented in the fields of Literature, Physics, Chemistry, Physiology or Medicine, and Peace.

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The Nobel Peace Prize ceremony takes place in Oslo, Norway, specifically in the Atrium of the University of Oslo since 2020. Previously, the ceremony was held in Oslo City Hall from 1990–2019, and in the auditorium of the University of Oslo from 1947–1989. The Nobel Peace Prize ceremony takes place in Oslo in Norway, while the other prize ceremonies take place annually in Stockholm, Sweden. It is one of the five Nobel prizes presented in the fields of Literature, Physics, Chemistry, Physiology or Medicine, and Peace.

Srimanta Sankardev was a 15th-century Assamese saint-reformer who founded the Ek Saran Nam Dharma movement, which emphasized devotion to a single God (Krishna) and social reform. He is credited with creating a new era of cultural and religious awakening in Assam.

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Srimanta Sankardev was a 15th-century Assamese saint-reformer who founded the Ek Saran Nam Dharma movement, which emphasized devotion to a single God (Krishna) and social reform. He is credited with creating a new era of cultural and religious awakening in Assam.

When buying gold jewelry in India, you should look for the BIS hallmark logo to certify the purity of the metal. The BIS (Bureau of Indian Standards) is the official agency that certifies and hallmarks gold jewelry in India. The hallmark also includes a 6-digit alphanumeric code called the Hallmark Unique Identification number (HUID) that makes the jewelry traceable.

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When buying gold jewelry in India, you should look for the BIS hallmark logo to certify the purity of the metal. The BIS (Bureau of Indian Standards) is the official agency that certifies and hallmarks gold jewelry in India. The hallmark also includes a 6-digit alphanumeric code called the Hallmark Unique Identification number (HUID) that makes the jewelry traceable.

An obtuse angle is an angle greater than 90 degrees but less than 180 degrees, like the angle formed by two walls that meet at a corner.

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An obtuse angle is an angle greater than 90 degrees but less than 180 degrees, like the angle formed by two walls that meet at a corner.

The Indian Institute of Astrophysics, with its headquarters in Bengaluru, is an autonomous research institute wholly funded by the Department of Science and Technology, Government of India. IIA conducts research primarily in the areas of astronomy, astrophysics and related fields.

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The Indian Institute of Astrophysics, with its headquarters in Bengaluru, is an autonomous research institute wholly funded by the Department of Science and Technology, Government of India. IIA conducts research primarily in the areas of astronomy, astrophysics and related fields.

Zero

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Zero

Suryya Kumar Bhuyan was a renowned Assamese historian and scholar who wrote the "Buranjis", a comprehensive history of Assam. He was a pioneer in the field of Assamese historiography and his works are considered classics in the study of Assam's history and culture.

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Suryya Kumar Bhuyan was a renowned Assamese historian and scholar who wrote the "Buranjis", a comprehensive history of Assam. He was a pioneer in the field of Assamese historiography and his works are considered classics in the study of Assam's history and culture.

The chemical symbol for gold is Au, which comes from the Latin word "aurum," meaning "shining dawn" or "glowing dawn."

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The chemical symbol for gold is Au, which comes from the Latin word "aurum," meaning "shining dawn" or "glowing dawn."

Sucheta Kripalani was an Indian freedom fighter and politician. She was India's first female Chief Minister, serving as the head of the Uttar Pradesh government from 1963 to 1967.

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Sucheta Kripalani was an Indian freedom fighter and politician. She was India's first female Chief Minister, serving as the head of the Uttar Pradesh government from 1963 to 1967.