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Science Quiz 44

Welcome to your Science Quiz 44

1. 
Match List I with List II and select the correct answer using the codes given below the Lists: [2001]

List I (Achievement in genetics)
i. Discovery of transduction and Conjugation in bacteria
ii. Establishing the sex-linked inheritance
III. Isolation of DNA polymerase from E. coli
iv. Establishing the complete genetic code

List II (Scientist)

  1. A) Khurana
  2. B) Kornberg
  3. C) Lederberg
  4. D) Morgan
  5. E) Ochoa

2. 
In the eye donation, which part of the eye is transplanted from the donor? [2001]

3. 
A man whose blood group is not known meets with a serious accident and needs blood transfusion immediately. Which one of the blood groups mentioned below and readily available in the hospital will be safe for transfusion? [2001]

4. 
“Metastasis” is the process by which: [2001]

5. 
Match List I with List II and select the correct answer using the codes given below the Lists: [2001]

List I (Substance)
i. Ptyalin
ii. Pepsin
iii. Renin
iv. Oxytocin

List II (Physiological role)

  1. A) Converts angioten-sinogen in blood into angiotensin
  2. B) Digests starch
  3. C) Digests proteins
  4. D) Hydrolyses fats
  5. E) Induces contraction of smooth muscles

6. 
Which one of the following organisms can serve as a biofertiliser for rice crop? [2000]

7. 
At which stage in its life-cycle does the silkworm yield the fibre of commerce? [2000]

8. 
Match List I (Diseases) with List II (Types of disease) and select the correct answer using the codes given below the Lists: [2000]

List I
I.
Haemophilia
II. Diabetes
III. Rickets
IV. Ringworm

List II

  1. A) Deficiency disease
  2. B) Genetic disease
  3. C) Hormonal disorder
  4. D) Fungal infection

9. 
The blood glucose level is commonly expressed as: [2000]

10. 
Phytotron is a facility to: [2000]

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