Genetics (Sex Determination, Neurospora Genetics) Test - Botany, Class 12


30 Questions MCQ Test Botany for Class 12 - Notes and Tests | Genetics (Sex Determination, Neurospora Genetics) Test - Botany, Class 12


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This mock test of Genetics (Sex Determination, Neurospora Genetics) Test - Botany, Class 12 for Class 12 helps you for every Class 12 entrance exam. This contains 30 Multiple Choice Questions for Class 12 Genetics (Sex Determination, Neurospora Genetics) Test - Botany, Class 12 (mcq) to study with solutions a complete question bank. The solved questions answers in this Genetics (Sex Determination, Neurospora Genetics) Test - Botany, Class 12 quiz give you a good mix of easy questions and tough questions. Class 12 students definitely take this Genetics (Sex Determination, Neurospora Genetics) Test - Botany, Class 12 exercise for a better result in the exam. You can find other Genetics (Sex Determination, Neurospora Genetics) Test - Botany, Class 12 extra questions, long questions & short questions for Class 12 on EduRev as well by searching above.
QUESTION: 1

Genic balance theory for sex determination in Drosophila was proposed by :-

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QUESTION: 2

Which is true for tryptophan operon :-

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QUESTION: 3

A piece of nucleic acid using to find out a gene, by forming hybrid with it, is called as :-

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QUESTION: 4

In Bonellia, all larvae are genetically and cytologically similar. In this worm male individuals live in the uterus of female. If a particular larva settle near proboscis of an adult female, it becomes a male individuals. If larva develops free in water it becomes :-

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QUESTION: 5

 Taq - polymerase which is used to amplification of DNA related with :-

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QUESTION: 6

The end product of a metabolic pathway may bind a repressor to make the latter active enough to bind to operator, in which case the end–product is called :–

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QUESTION: 7

In Neurospora both recessive and dominant alleles express their effect because :-

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QUESTION: 8

In Neurospora arrangement of Ascospores in  Ascus is 2a+ : 4a : 2a+ showing :–

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QUESTION: 9

Which is true for repressible operon :–

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QUESTION: 10

 Which of the following is not produced by E.Coli in the lactose –

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QUESTION: 11

Which step does not involve in DNA finger printing

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QUESTION: 12

How many copies of DNA sample are produced in PCR technique after 6–cycle

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QUESTION: 13

The basic procedure involved in the synthesis of recombinant DNA molecule is depicted below. The mistake in the procedure is :-

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QUESTION: 14

DNA fragments separated by gel electrophoresis are shown. Mark the correct statement :-

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QUESTION: 15

In Drosophila formation of gynandromorph and their cytological explaination provide best evidence that

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QUESTION: 16

Western blotting is used for the identification of :-

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QUESTION: 17

Thermal cycle takes place in which technique

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QUESTION: 18

In melandrium plant with XY chromosome arrangement, which sex will be determined, if Ist region of y-chromosome is removed :-

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QUESTION: 19

Cry-gene which synthesize crystal protein isolated from :-

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QUESTION: 20

Which of the following combination of risk are associated with genetically modified food :-

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QUESTION: 21

In r-DNA technique which of the following technique is not used in introducing DNA into host cell :-

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QUESTION: 22

Which of the following techniques are used in analyzing restriction fragment length polymorphism (RFLP) :-
(a) Electrophoresis

(b) Electroporation

(c) Methylation

(d) Restriction digestion

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QUESTION: 23

In Drosophila male differentiation is controlled by:

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QUESTION: 24

PCR–technique is used in :-

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QUESTION: 25

TDF gene is a :-

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QUESTION: 26

BACs and YACs are :-

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QUESTION: 27

Restriction enzymes are :–

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QUESTION: 28

Gene therapy first used in the treatment of :–

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QUESTION: 29

 DNA probe is used for :–

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QUESTION: 30

A cross between white eyed female and red eyed male Drosophila gives rise red eyed females and white eyed male. Rarely the cross gives rise to white eyed females and red eyed males. This is due to

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