Biotechnology MCQs For Job Test Preparation Set. 7

Biotechnology Test Preparation Set.7 A test based on 80 MCQs that helpful in preparing Biotechnology Job Tests also include previously asked MCQs.

MCQs test under the topic of Biotechnology covers all tests conducted by FPSC, NTS, KPSC, PPSC, SPSC, BPSC, OTS, UTS, UPS, PTS, CTS, ATS, ETEA or any other institution. Anyone who wants to pass job test comprising one paper or MCQs based test come on examtry.com and get prepared himself.

601 - Which of the following is true about T DNA?

A. Integration of T DNA can occur at many different, apparently random, sites in the plant nuclear DNA

B. Integration of T DNA occurs only at one specific sites in the plant nuclear DNA

C. Integration of T DNA occurs at two specific sites in the plant nuclear DNA

D. Integration of T DNA occurs at one site that may be random in the plant nuclear DNA

Integration of T DNA can occur at many different, apparently random, sites in the plant nuclear DNA

602 - Which of the following is true for the ale beer?

A. Top yeast of S cerevisiae is used

B. Fermentation is quick and completes in 5-7 days

C. Quantity of hops used is more than in lager beer

D. All of the above

All of the above

603 - Which of the following is true for the lager beer?

A. Bottom fermenting yeast is used for the preparation

B. Top yeast is used for the preparation

C. Require high fermentation temperature

D. Both (b) and (c)

Bottom fermenting yeast is used for the preparation

604 - Which of the following is used for aeration in a fermentor?

A. Impeller

B. Baffles

C. Sparger

D. All of these

Sparger

605 - Which of the following is used for agitation in a fermentor?

A. Impeller

B. Baffles

C. Sparger

D. All of these

Impeller

606 - Which of the following is used in the culture of regenerating protoplasts, single cells or very dilute cell suspensions?

A. Nurse medium

B. Nurse or feeder culture

C. Both (a) and (b)

D. None of these

Both (a) and (b)

607 - Which of the following is used to check vortex and to improve aeration efficiency in a fermentor?

A. Impeller

B. Baffles

C. Sparger

D. All of these

Baffles

608 - Which of the following is/are commonly used promoter of S. cerevisiae?

A. Galactokinase (GAL 1)

B. Alcohol dehydrogenase II (ADH 2)

C. Phosphoglycerate kinase (PGK)

D. All of the above

All of the above

609 - Which of the following is/are the method of transfection for making transgenic animals?

A. Transfer of whole nuclei

B. Transfer of whole individual chromosomes or fragment

C. Transfer of DNA

D. All of the above

All of the above

610 - Which of the following metabolites are implicated in stress tolerance?

A. Proline

B. Betaines

C. Both (a) and (b)

D. Citrate

Both (a) and (b)

611 - Which of the following microorganism is used for the production of citric acid?

A. Lactobacillus bulgaricus

B. Saccharomyces cerevisiae

C. Aspergillus niger

D. Streptococcus lactis

Aspergillus niger

612 - Which of the following microorganisms help in the ethanol production?

A. Saccharomyces cerevisiae

B. Zygomonas mobilis

C. Saccharomyces uvarum

D. All of these

All of these

613 - Which of the following microorganisms leach metals out of rock ores and can accumulate silver?

A. Pseudomonas aeruginosa

B. Thiobacillus

C. Pseudomonas putida

D. Zoogloea ramigera

Thiobacillus

614 - Which of the following molecule is produced from the fixation of CO2 in C4 plants?

A. Malate

B. Oxaloacetate

C. Pyruvate

D. Alpha-ketoglutarate

Oxaloacetate

615 - Which of the following mutant/(s) has/have increased amount of lysine and/or methionine in corn seeds?

A. Opaque-2

B. Sugary-1

C. Flory-2

D. All of these

All of these

616 - Which of the following nitrogen sources is added in the fermentation medium of citric acid production?

A. Ammonium salt

B. Urea

C. Both (a) and (b)

D. Peptone

Both (a) and (b)

617 - Which of the following observations is not used as evidence to support the concept of endosymbiotic origin of chloroplasts and mitochondria?

A. Both have their own DNA

B. Both have their own ribosomes

C. Both strongly resemble prokaryotes, especially in size

D. Both can live and function independently of the cell

Both can live and function independently of the cell

618 - Which of the following organism is not used in any of the traditional industrial fermentation?

A. E. coli

B. Yeast

C. Bacillus

D. Pseudomonas

E. coli

619 - Which of the following organism is used for the fermentation of grapes?

A. Rhizopus sonti

B. Aspergillus oryzae

C. Lactobacillus vermiformis

D. Saccharomyces cerevisiae

Saccharomyces cerevisiae

620 - Which of the following organism(s) produce(s) tetracycline?

A. Steptomyces aureofaciens

B. Steptomyces ramosus

C. Nocardia sulphurea

D. All of these

All of these

621 - Which of the following plant signal molecules regulate the expression of vir B, C, D and E in case of tobacco?

A. Acetosyringone

B. ?-hydroxy syringone

C. Both (a) and (b)

D. None of these

Both (a) and (b)

622 - Which of the following precursor is added in the medium to get penicillin G?

A. Phenyl carbamic acid

B. Phenyl acetic acid

C. Ammonium sulphate

D. Ammonium chloride

Phenyl acetic acid

623 - Which of the following promoters is repressed in presence of glucose?

A. Galactokinase (GAL 1)

B. Acid phosphatase (PHOS)

C. Both (a) and (b)

D. Phosphoglycerate kinase (PGK)

Galactokinase (GAL 1)

624 - Which of the following self-pollinating plant/(s) tend to be homozygous?

A. Peas

B. Tomato

C. Peach

D. All of these

All of these

625 - Which of the following sets belongs to a distinct class or category?

A. Ribose, sucrose, glucose, fructose

B. Sterols, waxes, fatty acids, amino acids.

C. Oils, sterols, waxes, fats

D. Nucleotide, nucleoside, nucleus, DNA

Sterols, waxes, fatty acids, amino acids.

626 - Which of the following statement is correct?

A. Variation is caused by genes

B. Variation is caused by the environment

C. Variation can be caused by both genes and the environment

D. None of the above

Variation is caused by genes

627 - Which of the following statements about mitochondrial proteins is true?

A. All mitochondrial proteins are coded for and synthesized in the mitochondria

B. Some mitochondrial proteins are coded for and synthesized in the mitochondria and others

C. All mitochondrial proteins are imported from the cytoplasm

D. Mitochondrial proteins arise from other mitochondrial proteins

Some mitochondrial proteins are coded for and synthesized in the mitochondria and others

628 - Which of the following statements about mitosis is incorrect?

A. The daughter nuclei are genetically identical to the parent nucleus

B. Chromosomes separate during anaphase due to the interaction of polar microtubules from opposite poles pushing against each other

C. Chromosomes separate during anaphase when the kinetochore microtubules shorten as they depolymerize

D. Chromosomes move to the metaphase plate using motor proteins, a kind of kinesin, attached to spindle fibers

Chromosomes separate during anaphase due to the interaction of polar microtubules from opposite poles pushing against each other

629 - Which of the following statements about the outer mitochondrial membrane is not true?

A. The outer membrane is impermeable to hydrogen ions

B. The outer membrane is highly permeable to substances of small molecular weight

C. The outer membrane is about 50% lipid and 50% protein by weight

D. The outer membrane contains porins

The outer membrane is impermeable to hydrogen ions

630 - Which of the following statements best describes a clone?

A. An artificial life form

B. An offspring where all of the genetic material in every cell is identical to that of both parents

C. An offspring where all of the genetic material in every cell is identical to that of one of its parents

D. A type of sheep

An offspring where all of the genetic material in every cell is identical to that of one of its parents

631 - Which of the following statements is false?

A. Continuous variation produces a spread of variation within a population

B. Discontinuous variation is the result of genetics alone

C. Blood group is an example of discontinuous variation

D. Discontinuous variation is influenced by the environment

Discontinuous variation is influenced by the environment

632 - Which of the following statements is true regarding genomics?

A. Plant genomics lags behind similar efforts in animals and microorganisms

B. Researchers can make use of genomic information even if the entire genome of an organism is not known

C. Researchers are busy in trying to determine the genome of the potato plant

D. All of the above

All of the above

633 - Which of the following subgroup/(s) belong/(s) to the Baculo viruses?

A. Nuclear polyhedrosis viruses

B. Granulosis viruses

C. Oryctestypes

D. All of these

All of these

634 - Which of the following technique can be used to develop nematode resistant plants?

A. Embryo-rescue

B. Mutation

C. Non-recombinant DNA

D. All of these

All of these

635 - Which of the following technology is used for micro array manufacturing?

A. Photolithography

B. Ink jetting

C. Contact printing

D. All of these

All of these

636 - Which of the following transfers a set of genes encoded in a region called T-DNA of the Ti-plasmid into cells at wound positions?

A. A. tumefaciens

B. L. peruvianum

C. L. birsutum

D. A. sterilis

A. tumefaciens

637 - Which of the following transposable elements are not found in plants?

A. Ac

B. Tam3

C. L1

D. All are found

638 - Which of the following triggers the division of activated T lymphocytes?

A. FGF

B. Interlukin 2

C. PDGF

D. Erythroprotein

Interlukin 2

639 - Which of the following vector can maintain the largest fragment of foreign DNA?

A. YAC

B. Cosmid

C. Plasmid

D. Phage

YAC

640 - Which of the following viruses are used as vectors for transferring genes to animal cells?

A. SV 40 virus

B. Bovine papilloma virus (BVP)

C. Retroviruses

D. All of these

All of these

641 - Which of the following(s) is/are the most commonly used markers in yeast?

A. His 3

B. Ura 3

C. Trp 1

D. All of these

All of these

642 - Which of the following/(s) can be used for the reduction of nitrate in waste water?

A. Growth of Hypomicrobium in presence of added methanol

B. Micrococcus denitrificans cells encapsulated in liquid membranes

C. Both (a) and (b)

D. Nitrosomonas europaen

Both (a) and (b)

643 - Which of the followings are the metabolic products of glucose and glutamine?

A. CO2 and NH3

B. CO2 and lactate

C. Lactate and ammonium

D. Lactate only

Lactate and ammonium

644 - Which of the modification in hemoglobin is the cause of sickle cell anemia?

A. A mutation in the beta chain

B. A deletion in the beta chain

C. Replacement of the B chain by D chain

D. None of the above

A mutation in the beta chain

645 - Which of the protein is involved in Alzheimer's disease?

A. A4

B. Amylin

C. Fibrin

D. Alzhemin

646 - Which of these carries the thousands of genes needed to allow animal and plant cells to pass on inherited characteristics?

A. Chromosomes

B. Chromatogram

C. Chromatography

D. Chromium

Chromosomes

647 - Which of these established cell lines originate from a mouse embryo?

A. 3T3

B. BHK

C. HeLa

D. BTK

3T3

648 - Which one of the following capsid protein of picorna virus is immunogenic in nature?

A. VP1

B. VP2

C. VP3

D. VP4

VP1

649 - Which one of the following is the most stable vector?

A. YEp

B. YRp

C. YAC

D. YIp

YAC

650 - Which one of the following is true about Yeast Centromeric plasmids (YCp) vectors?

A. Contains centromeric sequences

B. Segregates during meiosis and mitosis

C. Functions as true chromosome

D. All of the above

All of the above

651 - Which one of the following is true about Yeast Episomal plasmids (YEp) vectors?

A. Allows transformation by using crossing over

B. Has a origin of replication and rep genes

C. Carries autonomously replicating sequence

D. Carries centromere and telomere sequences

Has a origin of replication and rep genes

652 - Which one of the following is true about Yeast Integrative plasmids (YIp) vectors?

A. Allows transformation by using crossing over

B. Has a origin of replication and rep genes

C. Carries autonomously replicating sequence

D. Carries centromere and telomere sequences

Allows transformation by using crossing over

653 - Which part of a cell carries the information that is passed from one generation to the next?

A. Cell

B. Nucleus

C. Cytoplasm

D. Chloroplast

Nucleus

654 - Which part of a plant contains the male sex cell?

A. Ova

B. Style

C. Stamen

D. Pollen

Pollen

655 - Which phase of mitosis is associated with chromosomes aligned at the center of the cell and centromeres divide?

A. anaphase

B. interphase

C. metaphase

D. prophase

metaphase

656 - Which phase of mitosis is associated with separation of chromatids?

A. Prophase

B. Metaphase

C. Anaphase

D. Telophase

Anaphase

657 - Which protein has been produced generating a transgenic sheep that is used for replacement therapy for individuals at risk from emphysema?

A. Plasminogen activator (tPA)

B. ?-anti trypsin (AAT)

C. Casein

D. Amyloid precursor proteins

?-anti trypsin (AAT)

658 - Which substrate is used in the fermentation of citric acid?

A. Beet molasses

B. Sucrose

C. Starch hydrolysate

D. All of these

All of these

659 - Which technique is used to introduce genes into dicots?

A. electroporation

B. particle acceleration

C. microinjection

D. Ti plasmid infection

Ti plasmid infection

660 - Which tropical fruit crop has been successfully engineered to be protected against a lethal virus?

A. Passion fruit

B. Papaya

C. Mango

D. Lychee

Papaya

661 - Which type of cell actually secrets antibodies?

A. plasma cells

B. T cells

C. macrophages

D. dendritic cells

plasma cells

662 - Which type of press produces the most high quality juice or wine?

A. Membrane press

B. Continuous press

C. Vertical basket press

D. Horizontal basket press

Membrane press

663 - Which type of restriction endonuclease cuts the DNA within the recognition site?

A. Type I

B. Type II

C. Type III

D. All of the these

Type II

664 - Who among the following coined the term Biotechnology?

A. Karl Ereky

B. James Clarke

C. Paul Terasaky

D. Clarke and Sommer

Karl Ereky

665 - Why do some redox reactions in cells result in the transfer of electrons from a reductant with a higher standard redox potential to an oxidant with a lower standard redox potential?

A. Redox potentials are defined under standard conditions, and cellular conditions are typically not standard conditions

B. The rules governing oxidation and reduction apply only in vitro, and not in vivo

C. Electrons always go from reductants with high redox potentials to oxidants with low redox potentials

D. None of the above

Redox potentials are defined under standard conditions, and cellular conditions are typically not standard conditions

666 - Wine is obtained after alcoholic fermentation of

A. rice

B. wheat

C. grapes

D. barley

grapes

667 - Wine yeast

A. is sensitive to sulphur di oxide

B. is resistant to sulphur di oxide

C. shows enhanced enzyme production in presence of sulphur di oxide

D. none of the above

is resistant to sulphur di oxide

668 - Wort is

A. an aqueous extract of malt

B. malted barley

C. coagulated protein obtained during boiling

D. none of the above

an aqueous extract of malt

669 - Wort is boiled with the hops

A. to help in protein coagulation

B. to provide bitter taste and flavour to the beer

C. to help in the coagulation of tannins

D. All of the above

to provide bitter taste and flavour to the beer

670 - YAC vectors can be used to obtain artificial chromosomes because it carries

A. centromere

B. telomere

C. autonomously replicating sequence

D. all of these

all of these

671 - Yeast episomal plasmids (YEp) were constructed using

A. 2?m yeast plasmid, fragments of yeast nuclear DNA and E coli vector pMB 9

B. 2?m yeast plasmid, fragments of yeast nuclear DNA and E coli vector pBR 322

C. 12?m yeast plasmid and E coli vector pMB 9

D. 12?m yeast plasmid and E coli vector pBR 322

2?m yeast plasmid, fragments of yeast nuclear DNA and E coli vector pMB 9

672 - Yeast is used in the production of

A. ethyl alcohol

B. acetic acid

C. cheese

D. curd

ethyl alcohol

673 - Yeast Replicating plasmids (YRp) carry

A. centromere

B. telomere

C. autonomously replicating sequence

D. both (a) and (c)

autonomously replicating sequence

Pages

Subject Wise MCQs

Post Wise MCQs

Past Papers

Pages

Biotechnology MCQs For Job Test Preparation Set. 7

601 - Which of the following is true about T DNA?

602 - Which of the following is true for the ale beer?

603 - Which of the following is true for the lager beer?

604 - Which of the following is used for aeration in a fermentor?

605 - Which of the following is used for agitation in a fermentor?

606 - Which of the following is used in the culture of regenerating protoplasts, single cells or very dilute cell suspensions?

607 - Which of the following is used to check vortex and to improve aeration efficiency in a fermentor?

608 - Which of the following is/are commonly used promoter of S. cerevisiae?

609 - Which of the following is/are the method of transfection for making transgenic animals?

610 - Which of the following metabolites are implicated in stress tolerance?

611 - Which of the following microorganism is used for the production of citric acid?

612 - Which of the following microorganisms help in the ethanol production?

613 - Which of the following microorganisms leach metals out of rock ores and can accumulate silver?

614 - Which of the following molecule is produced from the fixation of CO2 in C4 plants?

615 - Which of the following mutant/(s) has/have increased amount of lysine and/or methionine in corn seeds?

616 - Which of the following nitrogen sources is added in the fermentation medium of citric acid production?

617 - Which of the following observations is not used as evidence to support the concept of endosymbiotic origin of chloroplasts and mitochondria?

618 - Which of the following organism is not used in any of the traditional industrial fermentation?

619 - Which of the following organism is used for the fermentation of grapes?

620 - Which of the following organism(s) produce(s) tetracycline?

621 - Which of the following plant signal molecules regulate the expression of vir B, C, D and E in case of tobacco?

622 - Which of the following precursor is added in the medium to get penicillin G?

623 - Which of the following promoters is repressed in presence of glucose?

624 - Which of the following self-pollinating plant/(s) tend to be homozygous?

625 - Which of the following sets belongs to a distinct class or category?

626 - Which of the following statement is correct?

627 - Which of the following statements about mitochondrial proteins is true?

628 - Which of the following statements about mitosis is incorrect?

629 - Which of the following statements about the outer mitochondrial membrane is not true?

630 - Which of the following statements best describes a clone?

631 - Which of the following statements is false?

632 - Which of the following statements is true regarding genomics?

633 - Which of the following subgroup/(s) belong/(s) to the Baculo viruses?

634 - Which of the following technique can be used to develop nematode resistant plants?

635 - Which of the following technology is used for micro array manufacturing?

636 - Which of the following transfers a set of genes encoded in a region called T-DNA of the Ti-plasmid into cells at wound positions?

637 - Which of the following transposable elements are not found in plants?

638 - Which of the following triggers the division of activated T lymphocytes?

639 - Which of the following vector can maintain the largest fragment of foreign DNA?

640 - Which of the following viruses are used as vectors for transferring genes to animal cells?

641 - Which of the following(s) is/are the most commonly used markers in yeast?

642 - Which of the following/(s) can be used for the reduction of nitrate in waste water?

643 - Which of the followings are the metabolic products of glucose and glutamine?

644 - Which of the modification in hemoglobin is the cause of sickle cell anemia?

645 - Which of the protein is involved in Alzheimer's disease?

646 - Which of these carries the thousands of genes needed to allow animal and plant cells to pass on inherited characteristics?

647 - Which of these established cell lines originate from a mouse embryo?

648 - Which one of the following capsid protein of picorna virus is immunogenic in nature?

649 - Which one of the following is the most stable vector?

650 - Which one of the following is true about Yeast Centromeric plasmids (YCp) vectors?

651 - Which one of the following is true about Yeast Episomal plasmids (YEp) vectors?

652 - Which one of the following is true about Yeast Integrative plasmids (YIp) vectors?

653 - Which part of a cell carries the information that is passed from one generation to the next?

654 - Which part of a plant contains the male sex cell?

655 - Which phase of mitosis is associated with chromosomes aligned at the center of the cell and centromeres divide?

656 - Which phase of mitosis is associated with separation of chromatids?

657 - Which protein has been produced generating a transgenic sheep that is used for replacement therapy for individuals at risk from emphysema?

658 - Which substrate is used in the fermentation of citric acid?

659 - Which technique is used to introduce genes into dicots?

660 - Which tropical fruit crop has been successfully engineered to be protected against a lethal virus?

661 - Which type of cell actually secrets antibodies?

662 - Which type of press produces the most high quality juice or wine?

663 - Which type of restriction endonuclease cuts the DNA within the recognition site?

664 - Who among the following coined the term Biotechnology?

665 - Why do some redox reactions in cells result in the transfer of electrons from a reductant with a higher standard redox potential to an oxidant with a lower standard redox potential?

666 - Wine is obtained after alcoholic fermentation of

667 - Wine yeast

668 - Wort is

669 - Wort is boiled with the hops

670 - YAC vectors can be used to obtain artificial chromosomes because it carries

671 - Yeast episomal plasmids (YEp) were constructed using

672 - Yeast is used in the production of

673 - Yeast Replicating plasmids (YRp) carry

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