Samacheer Kalvi EM 12 Bio - Zoology Unit4 Chapter9 MCQs Mock Test
byJunaid Baig0-
12th Bio - Zoology Mock Test
Chapter 9: Applications of Biotechnology
Choose the correct answer from the multiple choices, then click "Next" to goto next question and click "OK" after seeing the score.
The first clinical gene therapy was done for the treatment of __________
AIDS
Cancer
Cystic fibrosis
SCID
Dolly, the sheep was obtained by a technique known as __________
Cloning by gene transfer
Cloning without the help of gametes
Cloning by tissue culture of somatic cells
Cloning by nuclear transfer
The genetic defect adenosine deaminase deficiency may be cured permanently by __________
Enzyme replacement therapy
Periodic infusion of genetically engineered lymphocytes having ADA cDNA
Administering adenosine deaminase activators
Introducing bone marrow cells producing ADA into embryo at an early stage of development
How many amino acids are arranged in the two chains of Insulin?
Chain A has 12 and Chain B has 13
Chain A has 21 and Chain B has 30 amino acids
Chain A has 20 and chain B has 30 amino acids
Chain A has 12 and chain B has 20 amino acids
PCR proceeds in three distinct steps governed by temperature, they are in order of __________
Denaturation, Annealing, Synthesis
Synthesis, Annealing, Denaturation
Annealing, Synthesis, Denaturation
Denaturation, Synthesis, Annealing
Which one of the following statements is true regarding DNA polymerase used in PCR?
It is used to ligate introduced DNA in recipient cells
It serves as a selectable marker
It is isolated from a Virus
It remains active at a high temperature
ELISA is mainly used for __________
Detection of mutations
Detection of pathogens
Selecting animals having desired traits
Selecting plants having desired traits
Transgenic animals are those which have __________
Foreign DNA in some of their cells
Foreign DNA in all their cells
Foreign RNA in some of their cells
Foreign RNA in all their cells
Vaccines that use components of a pathogenic organism rather than the whole organism are called __________
Subunit recombinant vaccines
attenuated recombinant vaccines
DNA vaccines
conventional vaccines
Samacheer Kalvi EM 12th Std Bio - Zoology Unit 4 Chapter 9 MCQs Mock Test Instructions
Chapter 9: Applications of Biotechnology
Here you will find 9 MCQs questions and options. Read the questions carefully and select the appropriate answer for the question by selecting/clicking the box before the option. A pop-up box will open by displaying the result of the option selected. The result of each question will be based on percentages. Each question will have 3 chances to select the right option and for every chance, the percentage of scores will be reduced. Likewise, the remaining questions also take place. The overall percentage scored will be displayed at the completion of the mock test.
Note: Every time the page loads, the question and options will be randomized and takes you to the beginning of the particular exercise.
Button Navigations:
The Below Image shows the button navigations.
The Home Button On the Top and Bottom Navigates to the Homepage of the Subject (Example: To Bio - Zoology if the mock test is taken from Bio - Zoology).
The Next Chapter Button on the Top and Bottom Navigates to the Next Chapter (Example: From Chapter 9 to Chapter 10 and so on).
The Prev Chapter Button on the Top and Bottom Navigates to the Prev Chapter (Example: From Chapter 9 to Chapter 8 and so on).
The Next Button next to the question numbers Navigates to the Next Question (Example: From 1 to 2 and so on).
The Show All Questions Button Displays all the questions and options of that exercise on a single page.
The Option Box Icon (Box with Question mark icon), is the box that is to be selected for the correct option. By selecting/clicking the option box, a pop-up box will open by displaying the result of the option selected.
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