KARNATAKA SET Life Science Quiz 2

by Sachin Chavan · Published May 1, 2021 · Updated May 6, 2021

Karnataka SET Life Science Exam

Things to remember before attempting this KARNATAKA SET Life Science Quiz 2:

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Things to remember before attempting this KARNATAKA SET Life Science Quiz 2:

There will be 20 questions in each KARNATAKA SET Life Science Quiz 2. This is the 1st quiz among all 5 KARNATAKA SET Life Science Quiz.

You will get 20 minutes to answer 20 questions. In KARNATAKA SET Life Science Exam 2021 you will get 100 questions for 120 minutes (2hrs).

Here we have given you less time to complete this test, if you can do these questions in a given time you can able to attend KARNATAKA SET Life Science Exam more efficiently and confidently.

Don’t Skip KARNATAKA SET Life Science Quiz without answering any question attempt all of them, as it will test not just your knowledge but also your mental toughness there will be few questions in exam for which you haven’t studied but just logically by elimination method, you can solve this kind of questions which will boost your confidence and understanding of exam pattern.

Last but not the least, attempt KARNATAKA SET Life Science Quiz 1 with full attention without multitasking and any distraction. (If you can’t do it now then don’t attempt it Now, complete your work and then come back, believe me, this KARNATAKA SET Life Science Quiz won’t go anywhere).

Now let’s start the quiz:

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Created on May 01, 2021

KARNATAKA SET Quiz

KARNATAKA SET Life Science Quiz 2

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1 / 20

During maturation of B cells, the immunoglobulin gene rearrangements occur due to :

A) Meiotic recombination

B) Sister chromatid exchange

C) Site specific recombination

D) Site directed mutagenesis

2 / 20

A dense bacterial population caught in a tangled web of fibers sticking to a surface describes

A) Biofilm

B) Coagulation

C) Biodisc

D) Membrane filter

3 / 20

Kohler and Milstein are associated with one of the following technique:

A) Southern Blotting

B) Chromatography

C) Electrophoresis

D) Hybridoma

4 / 20

Which of the following cloning vectors can be used to clone 3 kb and 300 kb DNA fragments ? Choose the correct order and vectors.

A) Phasmid and Plasmid

B) YAC and Cosmid

C) Plasmid and Phage

D) Plasmid and YAC

5 / 20

Which of the following method can be used to enumerate the deer population in a forest ?

A) Capture-recapture

B) Line transect

C) Collar banding

D) Pit-trap

6 / 20

Ground feeding squirrels have one squirrel to stand as a sentinel (guard) to give alarm call if any predator is sighted. This action would put the life of the sentinel at risk. Yet the squirrels do it. This is explained on the basis of …

A) Altruistic behavior

B) Reciprocal altruism

C) Group selection

D) Kin selection

7 / 20

Pollinating insects and flowering plants depend on each other. The evolution of these two is explained on the basis of …

A) Survival of the fittest

B) Neutral evolution

C) Adaptive radiation

D) Co-evolution

8 / 20

The classical four wings mutant fly

Drosophila melanagaster resulted

from:

A) Over expression of ultrabithorax protein

B) Homozygous for three mutant alleles of the ultrabithorax gene

C) Loss of abdominal A gene products

D) Over expression of abdominal A gene products

9 / 20

Historically which was the first genetically modified plant for antibiotic resistance and was produced in 1982 ?

A) Potato

B) Corn

C) Tobacco

D) Soybean

10 / 20

Frankenstein foods are the products …

A) From GMOs

B) Enriched in quality proteins and fats

C) Enriched in essential mineral nutrients and fats

D) Enriched in carbohydrate contents

11 / 20

In the DNA replication experiments by Okazaki although he interpreted its results to support semi discontinuous synthesis of DNA, there were objections to this interpretation. Which of the objections was valid requiring further experimentation?

A) Both strands are made in short pieces

B) Both are made in long pieces, but while isolating some break into short pieces

C) After first strand is completely made, the second strand is started. Hence the small pieces

D) Uridine is incorporated in place of thymidine. Removal of uridine leads to strand breaks

12 / 20

Which one of the following statements is INCORRECT to define “Mutation” ?

A) A mutation may or may not produce discernible phenotype

B) A mutation can induce damaging effects on normal gene sequence

C) Mutations are important players during evolution

D) Chemical mutagenesis can be used to produce transgenic animals

13 / 20

Cancer arising from epithelial cells is called …

A) Sarcoma

B) Leukemia

C) Adenoma

D) Carcinoma

14 / 20

Which of the following phylum has metameric segmentations ?

A) Platyhelminthes

B) Nematode

C) Annelida

D) Mollusca

15 / 20

High yielding and photosynthetically efficient plants are usually …

A) Diploids

B) Polyploids

C) Haploids

D) Aneuploids

16 / 20

RNA editing is post transcriptional modification that includes addition, deletion or replacement of nucleotides in the mature RNA. Which of the following molecules play a role in mediating this process?

A) Small interfering RNA

B) Nucleolar RNA

C) Messenger RNA

D) Guide RNA

17 / 20

What would be the phenotype of Drosophila, when the X chromosomal :Autosomal set ratio (X : A ratio) is 0.67 ?

A) Male

B) Intersex

C) Metamale

D) Metafemale

18 / 20

Late blight of potato is caused by:

A) Phytopthera infestans

B) Endothia parasitica

C) Puccinia graminis

D) Ustilago maydis

19 / 20

Yeast is an …

A) Anaerobe

B) Aerobe

C) Anaerobe and aerobe

D) Chemotroph

20 / 20

The Maturation Promoting Factor (MPF) of cell cycle is …

A) A defective protein

B) An energy yielding molecule

C) Cyclin dependent kinase complex

D) A protein that arrests cell division

Your score is

The average score is 54%

Next KARNATAKA SET Life Science Quiz 2 is coming soon. Till then you can read about CSIR NET JRF Life Science :

All you need to know about CSIR NET JRF Exam.

Coaching Vs Self-preparation: Which one is best for you?

This is it for today!!! If you think this article has helped you or you have any suggestions or requirements related to biology questions, then do comment below. Prepare smart and hard for the exam make your family and yourself proud, because NO ONE GONE DO IT FOR YOU !!! See you in the next article.

If you want important notes and updates about exams on your mobile then you can join SACHIN’S BIOLOGY on Instagram or Facebook and can directly talk to the founder of Sachin’s Biology and Author of biologywala.com Mr.Sachin Chavan M.Sc. NET JRF (AIR 21) GATE!

Sachin Chavan

Sachin Chavan is a highly accomplished Senior Research Scholar, who holds an impressive academic background. He has achieved an excellent All India Rank 21 in CSIR NET JRF, GATE, and MH-SET. With a specialization in Angiosperm Taxonomy, Sachin has earned his Master's degree in Botany, and he is currently pursuing his Ph.D. in Angiosperm Taxonomy and GIS. In addition to his academic excellence, Sachin is also a distinguished Online Content Writer and the Founder of Sachin's Biology and biologywala.com. He is an authority in the field of Biology and has contributed extensively to the online community through his vast knowledge and experience. His contributions have made a significant impact in the field of biology and have helped many students achieve their academic goals.

KARNATAKA SET Life Science Quiz 2

Things to remember before attempting this KARNATAKA SET Life Science Quiz 2:

Now let’s start the quiz:

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KARNATAKA SET Life Science Quiz 2

Things to remember before attempting this KARNATAKA SET Life Science Quiz 2:

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