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Test: Biology - 1 - UPSC MCQ


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10 Questions MCQ Test General Science(Prelims) by IRS Divey Sethi - Test: Biology - 1

Test: Biology - 1 for UPSC 2024 is part of General Science(Prelims) by IRS Divey Sethi preparation. The Test: Biology - 1 questions and answers have been prepared according to the UPSC exam syllabus.The Test: Biology - 1 MCQs are made for UPSC 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Biology - 1 below.
Solutions of Test: Biology - 1 questions in English are available as part of our General Science(Prelims) by IRS Divey Sethi for UPSC & Test: Biology - 1 solutions in Hindi for General Science(Prelims) by IRS Divey Sethi course. Download more important topics, notes, lectures and mock test series for UPSC Exam by signing up for free. Attempt Test: Biology - 1 | 10 questions in 12 minutes | Mock test for UPSC preparation | Free important questions MCQ to study General Science(Prelims) by IRS Divey Sethi for UPSC Exam | Download free PDF with solutions
Test: Biology - 1 - Question 1
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Which of the following food components give energy to our body?

Detailed Solution for Test: Biology - 1 - Question 1
Carbohydrates provide energy to our body. They are organic compounds composed of carbon, hydrogen, and oxygen. When consumed, carbohydrates are broken down into glucose, which is used as a primary source of energy for various bodily functions. Carbohydrates can be found in foods like rice, wheat, sugarcane, potatoes, and maize starch. Deficiency in carbohydrates can lead to weight loss and weakness.
Test: Biology - 1 - Question 2
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Which type of vitamins are soluble in water and need to be supplied regularly in the diet?

Detailed Solution for Test: Biology - 1 - Question 2
Water-soluble vitamins, such as the B group vitamins and vitamin C, are soluble in water and need to be supplied regularly in the diet. Unlike fat-soluble vitamins (A, D, E, and K), water-soluble vitamins are not stored in the body and are readily excreted in urine. Therefore, they must be consumed regularly through foods like green vegetables, milk, fruits, and eggs.
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Test: Biology - 1 - Question 3
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What is the chief function of proteins in our body?

Detailed Solution for Test: Biology - 1 - Question 3
The chief function of proteins in our body is to build and repair tissues. Proteins are complex compounds composed of carbon, hydrogen, oxygen, nitrogen, and sulfur. They play a vital role in the growth, maintenance, and repair of various tissues in the body. When tissues are damaged, proteins aid in their repair and regeneration. Some sources of proteins include milk, cheese, pulses, peanuts, fish, and meat.
Test: Biology - 1 - Question 4
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What is the term for diseases that occur due to the lack of specific nutrients over a long period?
Detailed Solution for Test: Biology - 1 - Question 4
The term for diseases that occur due to the lack of specific nutrients over a long period is "deficiency diseases." These diseases result from a prolonged deficiency of essential nutrients in the diet and can lead to various health problems. An example is kwashiorkor, which is caused by a deficiency of protein in the diet and is characterized by symptoms like swollen abdomen and skin issues.
Test: Biology - 1 - Question 5
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What is the name of the bacterial disease characterized by painful contraction of muscles, especially in the neck and jaws, and is also known as lockjaw?
Detailed Solution for Test: Biology - 1 - Question 5
The bacterial disease characterized by painful contraction of muscles, especially in the neck and jaws, is known as tetanus. It is also called lockjaw. Tetanus is caused by the motile bacterium Clostridium tetani and is typically transmitted through injuries or wounds. It affects the central nervous system (C.N.S.) and can lead to severe muscle contractions.
Test: Biology - 1 - Question 6
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Which viral disease is characterized by painful swelling of the salivary glands, particularly the parotid gland?
Detailed Solution for Test: Biology - 1 - Question 6
Mumps is the viral disease characterized by painful swelling of the salivary glands, particularly the parotid gland. It is caused by the Paramyxovirus and is accompanied by high fever. In some cases, mumps can also affect the gonads (testes and ovaries) in adults.
Test: Biology - 1 - Question 7
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What is the term for the viral infection of the liver, which is accompanied by symptoms like jaundice, nausea, and loss of appetite?
Detailed Solution for Test: Biology - 1 - Question 7
The term for the viral infection of the liver, accompanied by symptoms like jaundice, nausea, and loss of appetite, is "hepatitis." Hepatitis can be caused by different viruses, with hepatitis A (HAV) and hepatitis B (HBV) being common types. Hepatitis A is transmitted through the faecal-oral route, while hepatitis B is often transmitted through contaminated blood and blood products.
Test: Biology - 1 - Question 8
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Which protozoan disease is characterized by periodic fever, chills, and sweating, with the symptoms repeating at fixed intervals?
Detailed Solution for Test: Biology - 1 - Question 8
Malaria is the protozoan disease characterized by periodic fever, chills, and sweating, with the symptoms repeating at fixed intervals. It is caused by the Plasmodium parasite, and different species of Plasmodium can cause different types of malaria. The symptoms of malaria include a cycle of fever and chills due to the periodic release of parasites into the bloodstream from the liver.
Test: Biology - 1 - Question 9
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Which vitamin is responsible for promoting bone growth and preventing rickets?
Detailed Solution for Test: Biology - 1 - Question 9
Vitamin D is responsible for promoting bone growth and preventing rickets. It can be obtained from sources like milk, butter, ghee, cod-liver oil, and exposure to sunlight. Vitamin D helps the body absorb calcium, which is essential for strong and healthy bones. Deficiency in vitamin D can lead to conditions like rickets, characterized by weak and deformed bones.
Test: Biology - 1 - Question 10
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Which bacterial disease is primarily transmitted by contaminated food and water, leading to symptoms like vomiting, acute diarrhea, and muscular cramps?
Detailed Solution for Test: Biology - 1 - Question 10
Cholera is a bacterial disease primarily transmitted by contaminated food and water. It is caused by the bacterium Vibrio cholerae and leads to symptoms such as vomiting, acute diarrhea, and muscular cramps. Dehydration and loss of minerals are common symptoms of cholera.
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