General Science - Biology MCQs
91. How many pairs of ribs are there in human body?
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Correct Answer: A [12]
Notes:
In humans there are normally 12 pairs of ribs. The first seven pairs are attached directly to the sternum by costal cartilages and are called true ribs. The 8th, 9th, and 10th pairs—false ribs—do not join the sternum directly but are connected to the 7th rib by cartilage
92. Albert Sabin is known for developing which of the following vaccines?
[A] Polio vaccine
[B] Hepatitis B vaccine
[C] Smallpox vaccine
[D] penicillin
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Correct Answer: A [Polio vaccine]
Notes:
Albert Bruce Sabin was a Polish American medical researcher, best known for developing the oral polio vaccine, which has played a key role in nearly eradicating the disease.
93. How does a Unicellular Organism reproduce?
[A] Cell reproduction
[B] Cell division
[C] Fragmentation
[D] Cell synthesis
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Correct Answer: B [Cell division]
Notes:
Cell division is the process by which a Unicellular Organism reproduce and divides into two or more daughter cells. Cell division usually occurs as part of a larger cell cycle.
94. Japanese art ‘Ikebana’ is related to which of the following?
[A] sand art
[B] flower arrangement
[C] paper folding
[D] tree cutting
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Correct Answer: B [flower arrangement]
Notes:
Ikebana is the Japanese art of flower arrangement. It is also known as Kadō. The tradition dates back to the 7th century when floral offerings were made at altars.
95. Which of the following situations created by trees makes them unsuitable to sleep under at night?
[A] Release of oxygen in lesser amount
[B] Release of oxygen in larger amount
[C] Release of carbon monoxide
[D] Release of carbon dioxide
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Correct Answer: D [Release of carbon dioxide]
Notes:
The plants leave carbon dioxide at night. On the basis of this it is that in the night if you sleep under the tree, you will not get oxygen, which can cause breathing problem, suffocation etc. Also in the night there is no photosynthesis due to the absence of sunlight but respiration goes on in the plant cells. Therefore there is lot of carbon dioxide and less of oxygen around the tree in the night.
96. The lack of which of the following minerals is responsible for the Milk fever in cows?
[A] Phosphates
[B] Calcium
[C] Iron
[D] Iodine
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Correct Answer: B [Calcium]
Notes:
Milk Fever is also known as Hypocalcaemia. It is a disorder mainly of dairy cows close to calving. It is a metabolic disease caused by a low blood calcium level. Between 3% and 10% of cows in dairying districts are affected each year, with much higher percentages occurring on some properties.
Proper dietary management will prevent most cases of milk fever. This generally involves close attention to mineral and fiber levels in the diet prior to calving.
97. Which State Legislative Assembly passes, The Gunda and Anti-Social Activities (Prevention) Bill?
[A] Gujarat
[B] Rajasthan
[C] Uttar Pradesh
[D] Madhya Pradesh
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Correct Answer: A [Gujarat]
Notes:
The Gunda and Anti-Social Activities (Prevention) Bill was passed by Gujarat Legislative Assembly on September 24, 2020. The Bill seeks to strictly deal with anti-social elements and hardened criminals, prescribing jail terms ranging from seven to 10 years and it also empowers the police to seek 30 day remand instead of 15 days while a charge sheet can be filed within 90 days instead of the present provision of 60 days.
98. Which state government has launched the ‘U-Rise’ portal?
[A] Andhra Pradesh
[B] Uttar Pradesh
[C] Bihar
[D] Uttarakhand
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Correct Answer: B [Uttar Pradesh]
Notes:
The Chief Minister of Uttar Pradesh Yogi Adityanath has launched a unified portal called ‘U-Rise’, to provide career counselling to students.
The portal aims to provide assistance to students in getting vocational and technical education. It also comprises e-content, e-library, and online courses, which can be accessed by students in the interior areas of the state.
99. The proceedings under the Insolvency and Bankruptcy Code has been suspended till which month after September 2020?
[A] November 2020
[B] December 2020
[C] January 2020
[D] March 2020
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Correct Answer: B [December 2020]
Notes:
The Union Government has extended the suspension on initiating Insolvency and bankruptcy proceedings against firms for three more months.
The suspension will be effective till three months from September 25, as per a notification from the Corporate affairs Ministry. Initially, the proceedings were suspended for six months starting from March 25. The Insolvency and Bankruptcy Code (IBC) has also been amended to include the provision.
100. Which state has won the UN Award for Performance in Non-Communicable Diseases related SDGs?
[A] Karnataka
[B] Kerala
[C] Tamil Nadu
[D] Himachal Pradesh
Show Answer
Correct Answer: B [Kerala]
Notes:
Kerala has received the United Nations award for its “outstanding contribution” towards the Non-communicable diseases-related sustainable development goals (SDGs).
World Health Organization (WHO) Director-General announced this year’s UN Interagency Task Force (UNIATF) award on prevention and control of non-communicable diseases. Kerala is one among the seven ministries of health across the world.
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