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BASIC CONCEPT 4

Total questions: 50

Worksheet time: 26mins

Name
Class
Date
1.

Hershey and Chase did their experiment on

a)

Yeast

b)

Lambda phage

c)

T2 bacteriophage

d)

TMV

2.

Add one out , regarding number of base pairs per turn

a)

A DNA -. 10 bp

b)

B DNA. - 8bp

c)

C DNA. - 9bp

d)

E DNA. 7.5bp

3.

Find out incorrect statement

a)

D DNA is not always right handed it can also be left handed

b)

DNA without supercoiling is called relaxed DNA

c)

Naked DNA is not associated with nitrogen bases.

d)

Non coding DNA does not code for RNA

4.

A. Mobile DNA segments refer to jumping genes


B.RNA carrying information for Uridine insertion are called guide RNA.


The above statements

a)

Both are correct

b)

Both are incorrect

c)

A is correct, B is incorrect

d)

A is incorrect ,B is correct

5.

Unit for measurement of DNA is

a)

Micron

b)

Picogram

c)

Centimorgan

d)

Millimicro

6.

Pilot proteins are mostly synthesized by

a)

Bacteria

b)

Virus

c)

Fungi

d)

Animals

7.

The following one is OPAL TERMINATOR

a)

UAA

b)

UAG

c)

UGA

d)

GUG

8.

AUG and GUG for

a)

Methionine and Valine

b)

Valine and Alanine

c)

Phenyl alanine and Tryptophan

d)

Tyrosine and Cystine

9.

Opetator gene in Lac operon is made up of

a)

27 basepairs

b)

23 basepair

c)

26 base pair

d)

25base pair

10.

Split genes were discovered by

a)

Richard Roberts

b)

De Herelle

c)

Diener

d)

Temin

11.

Reverse transcription is present in

a)

Rous sarcoma virus

b)

Polio virus

c)

HIV Virus

d)

All the above

12.

Find incorrect statement

a)

Provirus is copy DNA formed by retroviruses with host chromosome

b)

Cosmids are unique vectors which combine the featires of plasmid with phage virus

c)

STNV is the smallest animal virus

d)

Lysogenic cycle in case of lambda phage

13.

The ability to change the amino acid sequence of a protein by altering the sequence of its cDNA is known as

a)

Genetic engineering

b)

Tissue culture

c)

Protein engineering

d)

Hybridoma technology

14.

CCMB is present in

a)

Secunderabad

b)

Hyderabad

c)

Allahabad

d)

Faridabad

15.

The following one is to determine the location and length of binding sites of various proteins that bind to DNA

a)

Hybridoma technology

b)

DNA fingerprinting

c)

DNA foot printing

d)

Genetic engineering

16.

Distance between adjacent nucleotides was measured by

a)

Pauling

b)

Okazaki

c)

Temin

d)

Astbury

17.

An enzyme that digest DNA or RNA beginning at the ends of strands

a)

Endonuclease

b)

Exonuclease

c)

Topoisomerase

d)

RNA Polymerase

18.

The expansion of IBPGR

a)

Indian board for pant genetic resources

b)

International board for plant growth resources

c)

International board for plant genetic resources

d)

International botonical and plant genetic resources

19.

The following one is not type of techniques used for improvement of crop varieties

a)

Polyploid breeding

b)

Induced mutation

c)

Eradication

d)

Genetic engineering

20.

Hybridization between more than two plants are called

a)

Multiple cross

b)

Inter specific cross

c)

Intra specific cross

d)

Double cross

21.

Polyploidy is induced by

a)

Sulphanilamide

b)

Guranosan

c)

Viratrine sulphate

d)

All the above

22.

Ratna is a variety of

a)

Rice

b)

Wheat

c)

Maize

d)

Sugarcane

23.

Find mismatch about crop and varieties

a)

Pusa shunts - cauliflower

b)

Pusa swarnim - Chilli

c)

Himgiri. - Wheat

d)

Pusa Komal - Cow pea

24.

Guha and Maheshwari first successfully obtained numerous embryoid from

a)

Pollen

b)

Anther

c)

Filament

d)

Stigma

25.

Bomato is a somatic hybrid developed between

a)

Potato and tomato

b)

Brinjal and potato

c)

Potato and Carrots

d)

Brinjal and tomato

26.

The botonical name of bread wheat

a)

Triticum boeoticum

b)

Triticum monococcum

c)

Triticum aestivum

d)

Triticum duram

27.

Zein is a special kind of protein in

a)

Maize

b)

Wheat

c)

Rice

d)

Chick pea

28.

The study of action of drugs on an organ of organism is called

a)

Pharmocognosy

b)

Pharmacology

c)

Pharmology

d)

Medical biology

29.

Triticum duram is a

a)

Hexaploid

b)

Tetraploid

c)

Pentaploid

d)

None

30.

The original home for barley, coffee, sorghum is

a)

Australia

b)

Mexico

c)

Ethopia

d)

Framce

31.

Which of the following is not a free living nitrogen fixing cyanobacteria

a)

Chromatium

b)

Dersia

c)

Beierinkia

d)

All the above

32.

Nicotine sulphate is powerful

a)

Bacteriocide

b)

Fungicide

c)

Insecticide

d)

Rotendicide

33.

Fumaric acid is mostlly prepared from

a)

Rhizopus arrhizus

b)

Trichoderma veridi

c)

Sclerotiana libertine

d)

Aspergillus niger

34.

In eukaryotes RNA is not naked but covered with protein forming report nucleoprotein particles. These are called

a)

Heterosis

b)

Informosomes

c)

Pallindrome

d)

RNA ballons

35.

Find unrelated one.

a)

Ori is a sequence of base pairs on DNA where replication starts

b)

A marker is a gene which helps in selecting those who host cell which contain the vector and eliminating the non transformants

c)

Exonuclease cleaves DNA at any point except ends

d)

The fragments of DNA are separated by a technique called gel electrophoresis

36.

PCR process was designed by bhai

a)

Haberlandt

b)

Mullis

c)

Nathans and Smith

d)

Paul berg

37.

First geneticallyengined sheep with human protein gene

a)

Dolly

b)

Polly

c)

Molly

d)

Milli

38.

The plants which infected by a nematode Meloidogyne incognita are

a)

Sugarcane

b)

Rice

c)

Wheat

d)

Tobacco

39.

CpTI means

a)

Cowpea Tumor Inducing

b)

Chickpea Trypsin Inducing

c)

Cowpea Trypsin Inhibitors

d)

Chickpea Transgenic Inhibitors

40.

The copy of DNA formed on mRNA is called

a)

cDNA

b)

Transcription

c)

Translation

d)

Clone

41.

Tularemia is one of the

a)

Bio weapon

b)

Bio reactor

c)

Transgenic monkey

d)

Genetically engineered Microbes

42.

Basic unit of study in ecology

a)

Habitat

b)

Organism

c)

Population

d)

Ecosystem

43.

Two different types of organism which are living in different habitat but occupy the same nichr is called

a)

Hypervolume niche

b)

Spatial niche

c)

Trophic niche

d)

Ecological equivalents

44.

Zone of regolith is

a)

Horizon A

b)

Horizon B

c)

Horizon C

d)

Horizon R

45.

Find mismatch

a)

Nocturnal - Active at night

b)

Vesperal -Active at dawn and dusk

c)

Auroral -Active at dawn only

d)

Diurnal - Active during the day

46.

Plants growing on wasteland are

a)

Psilophytes

b)

Eremophytes

c)

Psammophytes

d)

Chersophytes

47.

Opening and closing of stomata is a

a)

Seasonal rhythm

b)

Tidal rhythm

c)

Circadian rhythm

d)

Lunar rhythm

48.

The following one is an example for wood rotting fungus

a)

Viscum

b)

Orabanche

c)

Gonoderma

d)

Trichoderma

49.

The amount of living material present in an ecosystem at a given time is called

a)

Standing state

b)

Standing quantity

c)

Standing organism

d)

Standing crop

50.

What are called key industry animals?

a)

Herbivores

b)

Omnivores

c)

Carnivores

d)

All the above

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