Download App

Microbes in Human Welfare — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYMicrobes in Human Welfare3 Marks
Question
Identify A, B, C and D in the table given below:
Micro-organism
Product
Biological activity
Medical ailment/ Procedure
A
Streptokinase
Clot buster
D
Trichoderma
B
C
Transplant
Polysporum
 
 
Surgery
✓

Answer

  • A: Streptococcus.
  • B: Cyclosporin A.
  • C: Immunosuppressive agent.
  • D: Removal of clots from blood vessels of patients who had myocardial infarction.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "3 Marks Question" from Microbes in Human Welfare→Microbes in Human Welfare — all question types→BIOLOGY STD 12 Science question papers→Rajasthan Board STD 12 Science question papers→Rajasthan Board question paper generator→

Similar questions

Differentiate between an annual and a biennial plant. Provide one example of each.
→
Differentiate between two different types of pyramids of biomass with the help of one example of each.
→
Explain the zygote intra fallopian transfer technique (ZIFT). How is intra uterine transfer technique (IUT) different from it?
→
Mention the importance of LH surge during menstrual cycle.
→
Name and explain the technique that helps in separation of DNA fragments for recombinant DNA technology experiments. How can these separated DNA fragments be visualised?

OR

  1. Name the technique used for the separation of DNA fragments.
  2. Write the type of matrix used in this technique.
  3. How is the separated DNA visualised and extracted for use in recombinant DNA technology?
→
Describe two natural methods of birth control, other than lactational amenorrhoea.
→
It is established that RNA is the first genetic material. Explain giving three reasons.
→
Both Haemophilia and Thalassemia are blood related disorders in humans. Write their causes and the difference between the two. Name the category of genetic disorder they both come under.
→
  1. Explain two approaches of biodiversity conservation.
  2. Which conservation method is used to maintain the species of wildlife in their natural habitats?
→
How do fossils help us in understanding the evolutionary history?
→