TEST 01: SCIENCE & TECHNOLOGY
by
Mentors4ias
·
May 8, 2019
1.Which of the following statement(s) is\are true?
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The liver filters the blood coming from the digestive tract, before passing it to the rest of the body.
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The liver also makes proteins important for blood clotting and other functions.
A. 1
B. 2
C. Both 1 & 2
D. None
Answer: C
2. Which of the following is blood groups are “Universal Donor” and “Universal Receptor” respectively
A. O and A
B. AB and A
C. AB and O
D. O and AB
Answer: D
3. Which of the following statement about RBC is not true?
A. RBC is formed in bone marrow.
B. Its destruction takes place in liver and spleen,
C. The iron compound found in hemoglobin is haematin.
D. Its main function is protect the body from the diseases.
Answer: D
4. If the blood group of father and mother is O and AB respectively, what will not be the expected blood group of the child?
A. A
B. B
C. O
D. All of the above are expected blood groups.
Answer: C
5. Which of the following is not caused by Bacteria
A. Tetanus
B. Malaria
C. Typhoid
D. Diphtheria
Answer: B
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Malaria is caused by Protozoa.
6. Which of the following combinations is not correct
A. Polio Vaccine —– Jonas E. Salk
B. Chicken Pox vaccine —– Edward Jenner
C. Penicillin —— Alexander Fleming
D. Diabetes ——– Ronald Ross
Answer: D
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Ronald Ross is associated with Malaria
7. The Centre for DNA Fingerprinting and Diagnostics (CDFD), a Biotechnology research center, located in
A. New Delhi
B. Mumbai
C. Hyderabad
D. Bengaluru
Answer: C
8. Which of the following combinations is not correct
A. Magnesium —— Synthesis of vitamin B12
B. Iodine ——— Synthesis of thyroxin hormone
C. Iron ———– Formation of RBC
D. Zinc ———– Insulin functioning
Answer: A
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Magnesium is required for proper functioning of muscular and nervous system.
9. Which of the following statement(s) is\are correct:
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Kwashiorkor is protein deficiency with adequate energy intake whereas marasmus is inadequate energy intake in all forms, including protein.
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Kwashiorkor occurs in children in the age group 1-5 years whereas Marasmus occurs in children below the age of 1 year.
A. 1 Only
B. 2 Only
C. Both 1 & 2
D. None
Answer: C
10. Characteristic feature of class insect is
A. Two pair legs
B. Two pair antena
C. Three pair legs
D. Four pair antena
Answer: C
11. 1 Kilopower – A term often seen in the news is associated with which of the following:
A. It is a new guided missile that has the potential to strike objects as far as 10000km.
B. It is a new submarine that can stay underwater for extended periods without getting detected.
C. It is a new mini nuclear reactor that can power spacecraft’s.
D. It is a new man-portable “fire and forget’ missile built by Israel.
Answer: C
12. Which of the following statements best explains autophagy:
A. It refers to the study of geometrical properties and spatial relations unaffected by the continuous change of shape or size of figures in an autonomous manner.
B. It is a fundamental process for degrading and recycling cellular components.
C. A process of producing complex organic compounds from simple substances present in its surroundings, generally using energy from light or inorganic chemical reactions.
D. It is the process of DNA replication.
Answer: B
13. The global seed vault which houses the world’s largest collection of seeds is in which of the following countries:
A. Sweden
B. Canada
C. Norway
D. Iceland
Answer: C
14. Which of the following are the applications of genome editing:
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To understand biology of organisms and how they work.
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To modify human blood cells and to treat conditions including leukaemia and AIDS.
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To genetically modify crops to improve their yields and resistance to disease and drought.
Choose the correct answer from the following code:
A. 1 Only
B. 1 and 3 Only
C. 2 and 3 Only
D. 1,2 and 3
Answer: D
15. Consider the following statements:
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Adult stem cells are said to be pluripotent, which means they can change into any cell in the body.
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Embryonic cells are said to be multipotent, which means they can only change some cells in the body and not any cell.
Choose the correct answer from the following code:
A. 1 Only
B. 2 Only
C. Both 1 and 2
D. None of the above
Answer: D
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Embryonic stem cells supply new cells for an embryo as it grows and develops into a baby. These stem cells are said to be pluripotent, which means they can change into any cell in the body.
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Adult stem cells supply new cells as an organism grows and to replace cells that get damaged. Adult stem cells are said to be multipotent, which means they can only change into some cells in the body, not any cell.
16. BGR-34 Often seen in the news is a:
A. India’s first anti-diabetic ayurvedic drug.
B. Indigenously developed rice variety which increases productivity by 50%.
C. It is a vaccine to fight tapeworm in pigs – first such in the world.
D. It is an injectable vaccine being developed by Sanaria Inc to fight malaria.
Answer: A
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CSIR launched BGR-34 – India’s first anti-diabetic ayurvedic drug. Its full form is Blood Glucose Regulator 34 where 34 represents the number of active phyto-constituents from herbal resources. BGR-34 is designed for Type 2 Diabetes mellitus. BGR-34 has been jointly developed by National Botanical Research Institute (NBRI) and Central Institute for Medicinal and Aromatic Plants (CIMAP).
