Biological Science Model Test - 2017


60 Questions MCQ Test IIT JAM Past Year Papers and Model Test Paper (All Branches) | Biological Science Model Test - 2017


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This mock test of Biological Science Model Test - 2017 for IIT JAM helps you for every IIT JAM entrance exam. This contains 60 Multiple Choice Questions for IIT JAM Biological Science Model Test - 2017 (mcq) to study with solutions a complete question bank. The solved questions answers in this Biological Science Model Test - 2017 quiz give you a good mix of easy questions and tough questions. IIT JAM students definitely take this Biological Science Model Test - 2017 exercise for a better result in the exam. You can find other Biological Science Model Test - 2017 extra questions, long questions & short questions for IIT JAM on EduRev as well by searching above.
QUESTION: 1

Bowman’s Capsule’ works as a part of the functional unit of which among the following human physiological system?

Solution:

Bowman’s Capsule is related to the process of ‘Ultrafiltration’ in the functional units of kidneys called ‘nephrons’.Therefore, it is a part of the excretory system.

QUESTION: 2

In Inorganic farming which of the following organism is widely used as a biocontrol agent ?

Solution:
QUESTION: 3

Which one of the following protein is involved in the nucleation step of microtubules in vivo ?

Solution:
QUESTION: 4

The structure of myoglobin is

Solution:
QUESTION: 5

During photosynthesis, ATP synthesis takes place in -

Solution:
QUESTION: 6

Photophosphorylation was discovered by -

Solution:
QUESTION: 7

Angle A is larger than angle C and smaller than angle B by the same amount. In ΔABC If angle B = 67º, angle C is _____

Solution:
QUESTION: 8

A culture of mycobacterium leprae was subjected to alkaline ethanol extraction prior to acid fast staining. The colour of culture of following staining will be ______

Solution:
QUESTION: 9

In cell membrane transport activities are carried by -

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QUESTION: 10

In a Eukaryotic gene. One of the introns is mutated at the 3’ end as shown :
Normal : AGGGCATTAGC
Mutant : AGGGCTTTGC

Which of the following processes in this mutation most likely to affect ?

Solution:
QUESTION: 11

Which of the following types of information can't be determined from the traditional Northern blotting technique ?

Solution:
QUESTION: 12

A bell is rung before giving bread to a dog. After doing this continuously for 12 days, which of the following is most likely to happen

Solution:
QUESTION: 13

The circadian rhythm is regulated by which hormone in higher animals?

Solution:
QUESTION: 14

Which of the following is the characteristic of allopatric speciation?

Solution:
QUESTION: 15

Agrobacterium rhizogenes can be used to genetically engineer plants because of which of the following statement ?

Solution:
QUESTION: 16

Which of the following virus is not used as gene therapy vectors ?

Solution:
QUESTION: 17

Independent assortment of genes occur due to the orientation of chromosomes at ______

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QUESTION: 18

The following pedigree of a particular rare trait depicts which of the following mode of inheritance of the gene ?

Solution:
QUESTION: 19

A microscopic unicellular is observed to have the following characteristics a flagellum, chloroplasts, a food gullet, a nucleus, mitochondria. This organism belongs to which kingdom ?

Solution:
QUESTION: 20

The biological clock in higher vertebrates is regulated by _______

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QUESTION: 21

Proteins are separated in SDS- electrophoresis on the basis of their ______

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QUESTION: 22

What is the advantage of probing a transcription with mRNAs bound to ribosomes ?

Solution:
QUESTION: 23

A population of Proliferating cells is stained with a DNA binding fluorescence dye so that the amount of fluorescence is directly proportional to the quantity of DNA. Amount of DNA in each cell is measured by flow cytometry. The number of cells with a given DNA content is plotted and following statement were made.

(1) Peak A contains the cells of G0 phase
(2) Peak B contains the cells of G1 phase
(3) Peak A contains the cells of G1 phase
(4) Peak B contains the cells of G2 phase

Which of the above mentioned statement is correct ?

Solution:
QUESTION: 24

A dsDNA cleaved with ECORI, producing a 5.4 kb band on a gel. A 5.4 kb band was also observed when the plasmid, was cleaved with Hind III. Cleaving the plasmid with both enzymes simultaneously resulted in a single band 2.7 kb in size.

Based on above information which of the following statement is incorrect?

Solution:
QUESTION: 25

A graph plotted between loge (T2 – T1) and time t, the nature of graph is :

Solution:
QUESTION: 26

In a cross 50% red and 50% white flowered hybrids are got. So what was the genotype of its parents ?

Solution:
QUESTION: 27

The premature termination of polypeptide synthesis due to a stop codon can be overcome by a compensatory mutation in tRNA. This genetic phenomenon is referred to as _______

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QUESTION: 28

The ovules of cycas are :

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QUESTION: 29

Photosystem- II functions as a light dependent water plastoquinone oxidoreductase. What are the name of two reaction center proteins that bind electron transfer prosthetic groups such as P680 pheophytin and plastoquinone.

Solution:
QUESTION: 30

The scatter plot of growth rate and growth yield for 100 random environmental isolates of bacteria is shown below.

 

Solution:
*Multiple options can be correct
QUESTION: 31

For osmoregulation in aquatic medium _______

Solution:
*Multiple options can be correct
QUESTION: 32

Desert animals have longer loop of Henle compared to that of humans. Why they have longer loop of Henle ?

Solution:
*Multiple options can be correct
QUESTION: 33

Consider the following statements. Which of the statement given are correct

Solution:
*Multiple options can be correct
QUESTION: 34

Which of the following statements are true on DNA delivery methods during plant transformation ?

Solution:
*Multiple options can be correct
QUESTION: 35

W hich of the following is/are correct ?

Solution:
*Multiple options can be correct
QUESTION: 36

Which of the following are commonly used as reporter genes ?

Solution:
*Multiple options can be correct
QUESTION: 37

RNA is supposed to be the first genetic material in the evolutionary process. It performs both catalytic and genetic functions. Which of the following is/are correct about RNA as catalyst ?

Solution:
*Multiple options can be correct
QUESTION: 38

Sympathetic nervous system is characterized by ______

Solution:
*Multiple options can be correct
QUESTION: 39

Which of the following statements are incorrect ?

Solution:
*Multiple options can be correct
QUESTION: 40

Which of the following is/are correct ?

Solution:
*Answer can only contain numeric values
QUESTION: 41

When two heterozygous tall pea plants(Tt) are crossed, the phenotypic ratio of the offspring is 3 tall : 1 dwarf. Then probability for long type of offspring would be in percent_________.


Solution:
*Answer can only contain numeric values
QUESTION: 42

If a diploid cell contains six chromosomes, during metaphase-I _____ possible random arrangement of homologous could occur.


Solution:
*Answer can only contain numeric values
QUESTION: 43

The percentage of Hb in RBC is _____.


Solution:
*Answer can only contain numeric values
QUESTION: 44

Land mass occupied by forest is about _____ %.


Solution:
*Answer can only contain numeric values
QUESTION: 45

Energy transfer from one trophie level to other in a food chain is ______ %.


Solution:
*Answer can only contain numeric values
QUESTION: 46

The area of inner surface of bronchiole is _____ m2.


Solution:
*Answer can only contain numeric values
QUESTION: 47

The mean molecular weight of an amino acid in a typical globular protein is _____.


Solution:
*Answer can only contain numeric values
QUESTION: 48

Production of one molecule of 3- phosphoglyceraldehyde required turns of the calvin cycle are ______.


Solution:
*Answer can only contain numeric values
QUESTION: 49

For the conversion of one N2 to 2NH4+ during biological nitrogen fixation required ATP are _____.


Solution:
*Answer can only contain numeric values
QUESTION: 50

In an antigen antibody interaction in the zone of equivalence, the isolated antigen IgA complex was found to be in the molar ratio of antigen : IgA, 2 : 1. The number of epitopes present on the antigen is/are_____.


Solution:
*Answer can only contain numeric values
QUESTION: 51

An organism has a diploid number of 12. On the basis of segregation and independent assortment ______ different types of gametes can be formed


Solution:
*Answer can only contain numeric values
QUESTION: 52

At what [s] is the velocity [V0] of an enzyme- catalized reaction is 25% of the Vmax ________ km.


Solution:
*Answer can only contain numeric values
QUESTION: 53

If the recessive disease phenylketonuria(PKu) occurs in a genetically constant population with frequency of 1 in 10,000. The frequency of the carrier genotype is_________ %.


Solution:
*Answer can only contain numeric values
QUESTION: 54

If one arginine has a molecular weight of 174 Daltons, the molecular weight (in Dalton) of a circular polymer of 38 arginines would be ______.


Solution:
*Answer can only contain numeric values
QUESTION: 55

If 1 mol of acetyl coenzyme A labeled with 14C in both carbon positions of the acetate moiety, goes through one turn of the TCA cycle, production of 14CO2 would be ______.


Solution:
*Answer can only contain numeric values
QUESTION: 56

To produce 12 Pollen grains of cyperaceal, required meiotic divisions are _____.


Solution:
*Answer can only contain numeric values
QUESTION: 57

The number of 5- Sylow subgroup(s) in a group of order 4S is ______.


Solution:
*Answer can only contain numeric values
QUESTION: 58

Let G be a group of order 231. The number of elements of order 11 in G is ______.


Solution:
*Answer can only contain numeric values
QUESTION: 59

the value of the determinant of adjoint of A is ______.


Solution:
*Answer can only contain numeric values
QUESTION: 60

The number of functions from the set {a,b,c,d} to the set {1,2,3,4} is ______.


Solution:

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