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State PSC Science & Technology — practice questions — page 2

Explore 311 free Science & Technology questions in State PSC Science. Open each question or exercise to read its content, reference answers and available explanation.

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Science & Technology questions and exercises with answers

Showing questions 31–60 of 311.

Use of bio-resources by multinational companies without proper authorisation is called:Read the answer and worked solution →Industrialised nations are rich financially but poor in:Read the answer and worked solution →Patent attempts have been made on Indian traditional medicines such as turmeric and:Read the answer and worked solution →Catch the Bt cropsRead the answer and worked solution →Pop the diagnostic toolsRead the answer and worked solution →Find the real termRead the answer and worked solution →Slice the biotech wordsRead the answer and worked solution →Farm or medicineRead the answer and worked solution →Which yearRead the answer and worked solution →Type the numberRead the answer and worked solution →Biotech bingoRead the answer and worked solution →A patient has sustained high fever, stomach pain and constipation. Salmonella typhi is confirmed by the:Read the answer and worked solution →Mary Mallon, nicknamed Typhoid Mary, spread typhoid for years while working as a:Read the answer and worked solution →Streptococcus pneumoniae infects the alveoli causing:Read the answer and worked solution →The common cold is caused by which group of viruses?Read the answer and worked solution →The most serious, often fatal, form of malaria is caused by:Read the answer and worked solution →Malaria enters the human body as sporozoites through the bite of an infected female:Read the answer and worked solution →The chill and recurring high fever of malaria are caused by the toxic substance:Read the answer and worked solution →Entamoeba histolytica, a parasite of the large intestine, causes:Read the answer and worked solution →Elephantiasis is caused by the filarial worm:Read the answer and worked solution →Ringworm, with dry scaly itchy lesions, is caused by fungi such as:Read the answer and worked solution →Which fish is introduced into ponds to eat mosquito larvae?Read the answer and worked solution →Which deadly disease has been completely eradicated by vaccination?Read the answer and worked solution →Virus-infected cells secrete proteins that protect neighbouring cells. These are:Read the answer and worked solution →Acquired immunity differs from innate immunity because it is pathogen specific and has:Read the answer and worked solution →An antibody molecule has how many peptide chains?Read the answer and worked solution →Colostrum protects a newborn because it is rich in antibodies of type:Read the answer and worked solution →Allergic reactions are due to release of histamine and serotonin from:Read the answer and worked solution →Rheumatoid arthritis is an example of a disease that is:Read the answer and worked solution →The primary lymphoid organs where lymphocytes mature are bone marrow and the:Read the answer and worked solution →

Worked practice questions

Use of bio-resources by multinational companies without proper authorisation is called:

  1. Biodiverse
  2. Biopiracy
  3. Bioremedy
  4. Bioprocess
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Correct answer: B. Biopiracy

1. The people and countries concerned are not compensated. 2. It exploits traditional knowledge. 3. That is biopiracy. _Source: syllabus Biology, Chapter 12, Biotechnology and its Applications._

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Industrialised nations are rich financially but poor in:

  1. Factories, machines and industry
  2. Roads, railways and seaports
  3. Biodiversity and traditional knowledge
  4. Money, banks and financial capital
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Correct answer: C. Biodiversity and traditional knowledge

1. The developing world holds the bio-resources. 2. It also holds the traditional knowledge. 3. The rich world lacks both. _Source: syllabus Biology, Chapter 12, Biotechnology and its Applications._

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Patent attempts have been made on Indian traditional medicines such as turmeric and:

  1. Rose
  2. Mint
  3. Tea
  4. Neem
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Correct answer: D. Neem

1. Foreign patents targeted Indian herbal medicine. 2. Two plants are named. 3. Turmeric and neem. _Source: syllabus Biology, Chapter 12, Biotechnology and its Applications._

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