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Molecular Basis of Inheritance MCQ

 

Chapter No.4

Molecular Basis of Inheritance

Multiple Choice Question (MCQ)
Maharashtra State Board (HSC)

#HSC
Molecular Basis of Inheritance MCQ


1

The negatively charged helical DNA is wrapped around the forming a structure

A

 DNA

B

Nucleosome

C

RNA

D

Molecules

Ans:

Nucleosome

 

2

The technique called gamete intrafallopian transfer is recommended for thus females 

A

Who cannot produce an ovum

B

Who cannot retain retain the fetus in side uterus

C

Who cannot provide suitable environment for fetillisation

D

All of these 

Ans:

Who cannot produce an ovum

 

3

Which method can be used for women that cannot provide suitable environment?

A

IVD

B

GIFI

C

IUI

D

ICSI

Ans:

GIFI

 

4

Which of the following is ART?

A

IUS

B

GIFT

C

ZIFT

D

Both (B) and (C)

Ans:

Both (B) and (C)

 

5

Which of these can be used to cure infertility in couples where partner has low count?

A

IUD

B

GLFT

C

LCSL

D

IUL

Ans:

IUL

 

6

The method of directly injecting a sperm in to ovum in assisted reproductive technology is called

A

GLFT

B

ZIFT

C

ICSI

D

ET

Ans:

ET

 

7

Increased IMR and decreased MMR in a population will

A

Cause rapid increase in growth rate

B

Result in decline ingrowth rate

C

Not cause significant change in growth rate

D

Resulting an explosive population

Ans:

Result in decline in growth rate

 

8

Intensely lactating mothers do not gen really conceive due to the

A

Suppression of goadotpins

B

Hypersecretion of gun deptropines

C

Suppression of gametic transport

D

Suppression of fertilization

Ans:

Suppression of goadotpins

 

9

A national level approach to buildup reproductively heathy society was taken up in our country in

A

1950s

B

1960s

C

1980s

D

1990s

Ans:

1980s

 

10

Emergency contraceptives are effective of used with in

A

72 hrs. of coitus

B

72 hrs. of ovulation

C

72 hrs. of menstruation

D

72 hrs. implantation

Ans:

72 hrs. coitus

  

11

From the sexually transmitted diseases mentioned below identify the one which does not specifically affect the sex organs

A

Syphilis

B

AIDS

C

Gonorrhea

D

Genital warts

Ans:

AIDS

 

12

Codons are one of the most poplar contraceptives because of the following reasons

A

These are effective barriers for insemination

B

They don’t interfere with coital act

C

These help in reducing theirs of STD

D

All of the above

Ans:

All of the above

 

13

The correct surgical procedure as a contraceptive method is

A

Ovariectomy

B

Hysterectomy

C

Vasectomy

D

Castration

Ans:

Vasectomy

 

14

RCH

A

Routine checks up of health

B

Reproduction cum hygiene

C

Reversible contraceptive hazards

D

Reproductive and chide health car

Ans:

Reproductive and chide health car

 

15

Amniocentesis is a technique used to

A

Determine errors in amino acid metabolism in embryo

B

Pin specific cardiac ailments in embryo

C

Determine any hereditary genetic abnormality in embryo

D

All of these

Ans:

Determine errors in amino acid metabolism in embryo

  

16

Which of the following cannot be detected in a developing fetus by amniocentesis?

A

Jaundice

B

Dows syndrome

C

Cystic fibromas

D

Colorblindness

Ans:

Jaundice

 

17

In which of the following weeks of pregnancy CV sis don?

A

12th 14th week

B

8th 10th week

C

5th 7th week

D

None of these

Ans:

8th 10th week

 

18

Causes for increased population growth in India is /are 

A

Increase in birth rate

B

Debase in deathrate

C

Lack of education

D

All of these

Ans:

All of these

 

19

Which of the following pairs contra bites to an increase in population?

A

Natality and immigration

B

Motility and emigration

C

Natality and emigration

D

Motility immigration

Ans:

Natality and immigration

 

20

Which of the following is correct regarding the consequences of lower population?

A

It increases the poverty of a country

B

It leuds shorty of food supply

C

It results in unemployment

D

All of these

Ans:

All of these

  

21

The best way to decrease population of a country is

A

To educate people

B

To have better houses

C

To kill people on a large-scale

D

To practice and implement family planning

Ans:

To practice and implement family planning

 

22

It begins with the help of a small called

A

RNA molecule

B

RNA primer

C

DNA molecule

D

DNA primer

Ans:

RNA primer

 

23

The process of proteins thesis in clouds……. …….and …………….

A

Biomolecules, components

B

Transcription, translation

C

RNA, transcript

D

DNA, RNA

Ans:

Biomolecules, components

 

24

During processing only in rosary removed by the process called

A

Introns

B

Splicing

C

Transcripts

D

Primary

Ans:

Transcripts

 

25

These is no gap or punctuation marl consecutive 

A

Genetic code has degeneracy

B

Genetic code is universal

C

Genetic code is comma less

D

Genetic code is non-ambiguous

Ans:

Genetic code is comma less

  

26

This process is called

A

Ribosome

B

Translocation

C

Elongation

D

Elongations

Ans:

Translocation

 

27

Repressor protein is produced by the action of gene known as

A

Regulator gene

B

Repressor protein

C

Transacetylase

D

Polycistronic

Ans:

Regulator gene

 

28

The nitrocellulose fitter paper is photo graphed on a by 

A

Autoradiography

B

Nitrocellulose

C

Remaining

D

Fragments

Ans:

Autoradiography

 

29

The DNA sequence m-RNA/t-RNA or r-RNA as a

A

Gege

B

DNA

C

RNA

D

Eons

Ans:

Gene

 

30

In eukaryotes, of RNA form DNA are called

A

One transcript

B

Primary transcripts

C

Terminator signal

D

Monotonic

Ans:

Primary transcripts

  

31

Which of the following correctly describes the measures that can be used to control over population?

A

Educating people about the advantages of a small family

B

Raising the age of marriage

C

Encouraging family planning programmed

D

All of these

Ans:

All of these

 

32

which of the the following id not a characteristic of an ideal contraceptive

A

User- friendly

B

Irreversible

C

Easily available

D

Least side effects

Ans:

Irreversible

 

33

Confirmatory test for STDs is

A

ELISA

B

PCR

C

DNA hybridization 

D

All of these

Ans:

All of these

 

34

Hepatitis B is transmitted through

A

Blood transfusion

B

Intimate physical contact

C

Sexual contact

D

All of these

Ans:

All of these

 

35

 The common means of transmission of AIDS is

A

Sexual intercourse

B

Blood transfusion

C

Placental transfer

D

All of these

Ans:

All of these

  

36

Which of the following STDS are not completely curable?

A

Chlamydiosis, gonorrhea, trichomoniasis

B

Chancroid syphilis, genital warts

C

AIDS, genital, hepatitis B

D

AIDS, genital herpes, hepatitis B 

Ans:

AIDS, genital herpes, hepatitis B 

 

37

World AIDS day is

A

December 21

B

December 1

C

November 1

D

June 11

Ans:

December 1

 

38

In vitro fertilization is a technique that in volves transfer of which one of the following into the fallopian tube

A

Embryo only, up to 8 cell stage

B

Either zygote or early embryo up to 6 cell stage

C

Embryo of 32 cell stage

D

Zygote only

Ans:

Either zygote or early embryo up to 6 cell stage

 

39

The test tube baby program me employs which one of the following techniques?

A

Zygote into fallopian transfer

B

Intra uterine in semination

C

Gamete in tare fallopian transfer

D

All of these

Ans:

Zygote into fallopian transfer

 

40

The first case of LVF-ET technique success was reputed by

A

Louis joy brown and banting best

B

Patrick Steptoe and Rebert Edwards

C

Robert Steptoe and gilbert brown

D

Baylis and starling Taylor

Ans:

Patrick Steptoe and Rebert Edwards

  

41

Which of following is anon medicated intrauterine device CIVD?

A

CUT

B

Lippes’s loop

C

CU7

D

LNG20

Ans:

Lippes’s loop

 

42

Mattoid device contains

A

Manganese

B

Iron

C

Copper

D

Calcium

Ans:

Copper

 

43

Which of the following is not an intrauterine device?

A

protester

B

Multiload

 

C

Norplant

D

Lippes’s loop

Ans:

Norplant

 

44

What is the work of copper t?

A

To inhibit ovulation

B

To inhibit fertilization

C

To inhibit implantation of blastocyst

D

To inhibit game to yens

Ans:

To inhibit fertilization

 

45

The birth control device used by woman is

A

Diaphragm

B

Vault

C

Copper t

D

All oof these

Ans:

All of these 

  

46

Colion released from copper releasing in devices

A

Prevent ovulation

B

Make unequitable for implantation

C

Decrease phagocytosis of implantation

D

Suppress motility

Ans:

Suppress motility

 

47

The most important component of oral contraceptive pills is

A

Progesterone estrogen

B

Growth hormone

C

Thyroxine

D

Luteinize hormone

Ans:

Progesterone estrogen

 

48

Progesterone pill helps in preventing pregnancy by not allowing 

A

Ova formation

B

Fertilization

C

Implantation

D

None of these

Ans:

Ova formation

 

49

What is the figure given below swinging

A

Ovarian cancer

B

Uterine cancer

C

Tubectomy

D

Vasectomy

Ans:

Tubectomy

 

50

Which of the following birth control measures can be considered as the safest?

A

Tebutam method 

B

The use of physical barriers

C

Termination of unwanted pregnancy

D

Sterile station techniques

Ans:

Sterile station techniques

  

51

Which of the following is the most widely accepted method of contraption in at present?

A

Cervical caps

B

Tubectomy

C

Diaphragms

D

IUDS

Ans:

IUDS

 

52

 Which of the following is a full proof method contraception?

A

Implantation

B

Lactational amenorrhea

C

Condoms

D

Sterilization

Ans:

Sterilization

 

53

Which of the following represents the correct match of a sexually transmitted disease with its pathogen?

A

Syphilis- treponema pallidum

B

Gonorrhea- entamoeba histolytic 

C

Urethritis- bacillus anthracis

D

Softs are- bacillus brevis

Ans:

Syphilis- treponema pallidum

 

54

The sexually transmitted diseuse that can affect both the male and the female genitals and may damage the eyes of babies born of infected mothers is

A

ALDS

B

Syphilis

C

Gonorrhea

D

Hepatitis

Ans:

Gonorrhea

 

55

A sexually transmitted disease symptomized by the development of chancer on the genitals is caused by the in fiction of

A

Treponema pallidum

B

Neisseria gonorrhea’s

C

Huan lemonade efficiency wires 

D

Hepatitis B virus

Ans:

Treponema pallidum

  

56

Griffith worked on…………

A

Bacteriophage

B

Drosophila

C

Flog eggs

D

Streptococci

Ans:

Streptococci

 

57

The molecular knives of DNA are……………..

A

Ligases

B

Polymerases

C

Endonucleases

D

Transcriptase

Ans:

Endonucleases

 

58

Translation occurs in the ……………..

A

Nucleus

B

Cytoplasm

C

Nucleolus

D

Lysosomes

Ans:

Cytoplasm

 

59

Transcription is the transfer of genetic information form……….

A

DNA to RAN

B

DNA to r RNA

C

t RAN to mRNA

D

mRNA to t RAN

Ans:

t RAN to mRNA

 

60

Which of the following is not a part of protein synthesis?

A

Replication

B

Translation

C

Transcription

D

All of these

Ans:

Replication

  

61

In the RNA molecule, which nitrogen base is founding place of thymine?

A

Guanine

B

Cytosine

C

Uracil

D

Thymine

Ans:

Uracil

 

62

How many codons are needed to specify three aminoacide?

A

3

B

9

C

6

D

12

Ans:

3

 

63

Which out of the following not an example of inducible operon?

A

Lactose operon

B

Histidine operon

C

Arabinose operon

D

Tryptophan operon

Ans:

Tryptophan operon

 

64

What is the function of an RNA primer during synthesis?

A

Nucleoplasm

B

m-RNA

C

T-RNA

D

Complementary

Ans:

m-RNA

 

65

What is genome?

A

Total genetic

B

Genetic

C

Or- genism

D

Genome

Ans:

Or- genism

  

 

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