Download App

Biotechnology and its Applications — BIOLOGY STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceBIOLOGYBiotechnology and its Applications1 Mark
Question
Two statements are given-one labelled Assertion and the other labelled Reason. Select the correct answer to these questions from the codes (a), (b), (c) and (d) as given below.
  1. Both assertion and reason are true and reason is the correct explanation of assertion.
  2. Both assertion and reason are true but reason is not the correct explanation of assertion.
  3. Assertion is true but reason is false.
  4. Both assertion and reason are false.
Assertion: PCR is routinely used for early diagnosis of HIV in suspected AIDS patients.
Reason: PCR can detect low amounts of DNA.
✓

Answer

  1. Both assertion and reason are true but reason is not the correct explanation of assertion.

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 "Answer the following questions" from Biotechnology and its Applications→Biotechnology and its Applications — all question types→BIOLOGY STD 12 Science question papers→Maharashtra Board STD 12 Science question papers→Maharashtra Board question paper generator→

Similar questions

Layers of Graafian follicle which enclose antrum.
→
Name an omnivore which occurs in both grazing food chain and the decomposer food chain.
→
Name the technique that is used to alter the chemistry of genetic material (DNA, RNA) to obtain desired result.
→
Enlist substances that are used as substrate for the production of SCP.
→
Identify 'A' in the given diagram and state its function.
→
Give the name of structures by which testes are suspended in the scrotum.
→
Name the term used for metamorphosis of spermatids?
→
Indicate whether the following statements about biological magnification are true (T) or false (F).
  1. DDT decreases as it pass upward from one trophic level to another.
  2. Biological magnification is more likely in aquatic food chains.
  3. Humans are not affected by biological magnification.
  4. Poison like DDT become more magnified (concentrated) as they pass upward from one trophic level to another.
→
Which are the most commonly used models of biogas plants ?
→
What is a national park?
→