PAPER-A
1.
If each
resistance in the given circuit is 1 ohm, then effective resistance between
point A and B will be-
a. 0.5 ohm
b. 1 ohm
c. 8 ohm
d. 12 ohm
2.
According
to debroglies equation wavelength associated with the charged particle is-
a. l=nh/2p b.
l=nh/4p
c. l=2ME d.
l= h/√2ME
3.
A wire
AOB is placed perpendicular to magnetic field shown by dotted lines. If another
wire PQ slides from top to bottom parallel to magnetic field, then the graph
for the change in e.m.f will be is as follows-
4.
When beam of light falls on oil droplet
following phenomenon is observed-
a. Refraction b. Reflection
c. Interference d. Diffraction
5.
Resolution
of electron microscope is better then compound microscope because-
a.
Wavelength
used is very small
b. Power of lens is very high
c.
Specimen
is very thin
d. Frequency of light is very small
6.
The
electronic configuration of Atom A is 1S22S22P63S2
and atom B is 1S22S22P1. Their molecular
formula will be-
a. A3B2 b. A2B2
c. A2B3 d. AB
7.
Among the
following which oxides are not found-
a.
Fe2O3,
BaO, CaO
b. FeO, BaO2, Mn3O2
c.
Co2,
CO, O3 D. CO3,
MnO4
8.
Among
the following which atom do not form any molecules
a. Argon b.
Krypton
c. Uranium d.
Helium
9.
What would
be the mass of air in a room of size of 6 X 11 X 4 at normal temperature and
pressure
a. 3.4 kg b.
34 kg
c. 17 kg d.
340 kg
10. Energy of H atom in ground state is -13.6
eV, its first excitation state energy will be-
a. -3.4 eV b.
-2.8eV
c. -10.2eV d.
-13.6 eV
11. If the amount of ice at poles is doubled,
then according to energy conservatives the length of day will-
a. Increase b.
Decrease
c. No effect d. Unpredictable
12. If earth would not have been not inclines 23
½ on its axis, then there would be-
a.
Lesser
rainfalls
b. Hotter summers and cooler winters
c.
Length
of day increase in northern hemisphere
d. No seasonal rainfalls
13. If the mean temperature of earth would have
been increased from 20 to 25 oC, then the rate of radiation from
earth will be-
a. b.
c. d.
14. Main cause of scarcity of water in
a.
Lack
of sufficient rainfall
b. Most of water runs to oceans
c.
Soil
dont percolates the water
d. Due to green house effect
15. The fossils are generally seen in-
a.
Metamorphic
rocks
b. Igneous rocks
c.
Sedimentary
rocks
d. Ocean beds
16.
If an
Mendelian cross between pure tall and pure dwarf yield all tall plants in F1
generation while in F2 generation the ratio of tall to dwarf plant
is 75:5. The number of genes involved for plant height are-
a. one b.
two
c. Three d.
Many
17.
There
are 64 codons for 20 amino acids it means-
a.
Most
of codon do not code for any amino acid
b. Most of codon are involved in other types
of amino acids
c.
One
amino acid can be coded by more then one codon
d. One codon can code for more then one amino
acid
18.
During
replication process in bacteria-
a.
One
bacteria possess parental DNA while another possess new copy
b. Both bacteria possess new copy
c.
Half
of the DNA in both bacteria is parental while another half is newly synthesized
d. Both bacteria possess only parental DNA
19.
Which
of the following macromolecule denaturates at 65 oC
a. Lipids b.
Carbohydrates
c. Proteins d.
DNA
20.
If
bond energy between H-H is___, between N-H is ____, then overall enthalpy
change during the reaction-
N2+
3H2 2NH3
will be
a.
b.
c. d.
21.
if I
AI=10
I B I=7
It
means that always
a. A U B ³10 b.
A U B =17
c. A Η B ³10 d.
A Η B ³ 7
22.
The
equation x2+ 4xy+3y2= 7 will give a/an-
a. Straight line b. Eclipse
c. Parabola d.
Hyperbola
23.
If P
is rational
Q
is irrational
Then sum of P+Q will always-
a. rational b.
Irrational
c. Real number d. Prime number
24.
In the given figure the length BO will be
a.
12/5
b. 3/4
c.
5/3
d. 4/5
25.
4x+6y
=12
6x+9y
= C
a.
It has
unique solution
b. Have many solutions
c.
Have
many solutions if C=15
d. Have many solution if C Ή 15
26.
If an
pendulum clock strikes 6 times at 6 O clock and takes 30 seconds. Then the
time taken to strike 12 times at 12 O clock will be-
a. 60 b.
54
c. 66 d.
61
27.
Given
A=12, which is followed by condition A³11 it means-
a.
A
cannot be 12
b. A is lesser then 11
c.
A must
be 12
d. A must be smaller or equal to 11
28.
Among the following which is not an
programming language-
a. BASIC b.
UNIX
c. FORTRAN d.
COBOL
29.
Consider
the truth table where F stands for false and T for true; V stands for
and and A stands for Or
a. A=True B=False
b. A=True B=True
c. A=False B=False
d. A=False B=True
30.
The
output of the following program will be-
a.
9 b.
45
c.
55 d.
66
PART-B
1.
The
conversion of glucose from fats in plants takes place in-
a. Lysosome b.
Plastids
c. Glyoxisomes d. Peroxisomes
2.
Mannose-6-phosphate
tagged protein are targeted to-
a. Lysosome b.
Plastids
c. Golgi complex d. Nucleus
3.
Cancer
cells secretes chemicals for angiogenesis whose target are-
a. B-cells b.
Platelets
c. RBC d.
Endothelial cells
4.
Multidrug
resistance in cancerous cell is due to-
a.
Efflux
of drugs across membrane
b. Influx of drugs across membrane
c.
Phosphorylation
of CDKs
d. Due to presence of P glycoprotein
5.
Among
the following which correctly represents gain of function-
a.
Binding
of RNA polymerase to promoter
b. Over-expression of any gene
c.
Presence
of basal transcription sequences
d. Expression at unpredictable time and
unpredictable space
6.
T-helper
cells can be marked on basis of-
a.CD4 b.
CD8
c. Phagocytotic activity
d. Membrane lipids
7.
Among
the following which exerts its effect during S phase in yeast-
a. cdc1 b.
cdc2
c. cdc3 d.
cdc28
8.
Dosage
compensation in drosophila is achieved by-
a.
Selective
elimination of maternal X chromosome
b. Heterochromatization of paternal X chromosome
c.
Hyperactivation
of maternal X chromosome
d. Hyperactivation of paternal X chromosome
9.
Chromosomes
of yeast and protozoa are best studied by-
a.
Visible Microscopy
b.
Electron microscopy
c.
PAGE
d.
Pulse field gel electrophoresis
10. Systemic Lupus Erytheromatosus (SLE) is an-
a.
Metabolic disorder
b.
genetic disorder
c.
Autoimmune disorder
d.
Vitamin disorder
11. In
a.
Eastern
and western
b.
c.
Eastern
and Western
d. Eastern Himalayas and Andaman and
12. Among the following which amino acid can
act as buffer against addition of acid-
a.
Glycine b.
Histidine
c.
Arginine d.
Phenylalanine
13. Which bond is can not be observed between
enzyme and substrate-
a.
ionic covalent bond b. Hydrogen
bond
c.
Peptide bond d. ionic bond
14. Lipids which ranges from 120-160 kD in
size. Then also they are kept amongst the macromolecules because-
a.
They
are main component of membrane
b. They are main component of cell
c.
In
water they form large complex structures
d. They are present in large amount
15. Consider the following redox reaction of
glycolysis
Pyruvate + 2e-ΰ lactate
NADH2
ΰ
NAD+ + 2H+ + 2e-
The correct statement is-
a.
The
electron are readily picked up by NAD from pyruvate
b. NADH2 provide electrons to
pyruvate for oxidation
c.
Both
reaction are independent
d. NADH2 is not formed during glycolysis
16. Which statement is FALSE about glycolysis-
a.
NADH2
is formed
b. FADH2 is formed
c.
Electron
are transferred from glucose to Pyruvate
d. Pyruvic acid is formed at last step
17. The role of carrier proteins in light
reaction is-
a.
To
transfer energetic electrons from PSII to PSI.
b. Pumping of Protons
c.
Formation
of ATP
d. Transferring of high energy electrons from
PSI to PSII
18. Among the following which mineral plays an
important role in photolysis of water-
a. Mg++ b. Ca++
c. Na+ d. Mn++
19. Chlrosis in young leaves is generally due
to deficiency of-
a. Mg++ b. Ca++
c. Na+ d. Mn++
20. Which statement is correct if we compare a protein
and its DNA for phylogenetic studies-
a.
DNA
and protein have similar differences
b. Proteins are more similar then DNA
c.
DNA is
more similar then the protein sequences
d. Differences in DNA and protein do not have
any similarity
21. Which is one of the major step during
programmed cell death in plants-
a.
Systemic acquired resistance
b.
Hypersensitivity
c.
Cell lysis
d.
Cell necrosis
22. Which plant growth regulator is involved in
activating α-amylase activity in germinating seeds-
a.
Auxin b.
Cytokinin
c.
Gibberlic acid d. Brassicosteroids
23. The hormone secreted by developing placenta
is-
a.
Choronic gonadotropin b.
Estrogen
c.
Relaxin d.
ADH
24. The given structure is of
CH-NH3+
COO-
a. Thyroxine b.
Calcitonin
c. Parathormone d. Aldosteroids
25. Arrange the following according to
increasing order of concentrated urine-
a.
Beever<Human<Sand
Rat
b. Human<Beever<Sand Rat
c.
Sand
Rat<Beever<Human
d. Beever<Sand Rat <Human
26. If we compare the respiration in amphibian
and mammals we will find that-
a.
Positive
pressure in both amphibian and mammals
b. Negative pressure in both amphibian and
mammals
c.
Positive
pressure in amphibian and Negative in mammals
d. Negative pressure in amphibian and Positive
in mammals
27. Athletes are usually trained at high
altitudes because-
a.
To
increase the number of RBC
b. To form modified haemoglobin
c.
To
increase number of WBC
d. To increase the amount of proteins
28. Which statement is FALSE about animal
hormones-
a.
They
are secreted by many specialized cells
b. They can influence through humoral root
c.
They
can bind to variety of receptors
d. They are required in large amount to elicit
their response
29. Among the following which muscle protein as
affinity to bind with Ca++ ions-
a. Troposmyosin b. Troponin
c. Actin d.
Myosin
30. If 10 ml of 540 dpm of Cr was injected in a
person and 1 ml of blood was withdrawn after 10 minutes, it was found that it
contains 40 dpm of Cr, it means the total volume of blood in that person will
be-
a.
5.4 lt b.
6.0 lt
c. 6.2 lt d.
6.4 lt
31. Among the following which is probable cause
of unequal results during the reciprocal crosses-
a.
X-linked inheritance
b.
polygenic inheritance
c.
Mendelian Inheritance d.
Epitasis
32. The maps based on recombination frequency
are termed as-
a.
Genetic Map b. Linkage
map
c.
Physical Map d.
Cytogenetic Map
33. The minimum number of genes in an
autonomous replicating organism is
a.
50-100 b. 300-400
c.
1000-1500 d.
4000-5000
34. If bacteria possess two copies of certain
genes then they are referred as-
a.
Amphidiploid b.
Merodiploid
c.
Euploid d.
Polyploid
35. HIV are kept under category of
retero-viruses because-
a.
RNA is
genetic Material
b. RNA directly form m-RNA
c.
RNA is
used as template for DNA synthesis
d. DNA is not present at any stage of life
cycle
36. If substitution is the only possible type
of mutation, then which technique would be no more useful
a.
Allignment b. PCR
amplification
c.
Database searching
d.
Restriction fragment analysis
37. Number of linkage group in human male is-
a. 22 b.
23
c. 24 d.
46
38. If observed number of recombinant are more
(or less) the what is expected from Mendelian crosses, the probable cause is-
a.
Linkage equilibrium
b.
Linkage disequilibrium
c.
Epitasis d. Polygenic
Inheritance
39. The
PAGE profile of certain protein associated with klinefelter syndrome is as
follows, it means the non-disjuction of chromosome was in-
a.
Maternal b.
Paternal
c. Maternal and Paternal
d. Cannot be predicted
40. Among the following the living fossil is-
a. Ginkgo biloba b. Taxus bacata
c. Psilotum d.
Nepenthes
41. Inter-specific somatic hybridization are
often followed by-
a.
Fusion
of paternal chromosome
b. Fragmentation of Paternal chromosomes
c.
Selective
elimination of one of parental chromosome
d. Fusion of nuclei
42. If E. coli are grown on lactose free medium
for 20 generations under presence of constant mutagen which produces the lac-
mutants as well as lac- revertant in equal amount. At the end it
will be observed that
a.
Equal
number of Lac- and Lac
revertant
b. More number of Lac revertant at the end
c.
More
number of Lac- at the end of
experiment
d. Cannot be predicted
43. Selection which operates against any direction
and donot allow to disrupt the present mean is termed as-
a.
Directional b.
Stabilizing
c.
Disruptive d.
Balancing
44. In a population obeying Hardy-Weinberg
equilibrium, the frequency of recessive allele is 0.88, while of dominant
allele us 0.12. The frequency of heterozygotes in population will be-
a. 11.1 % b.
21.1%
c. 79.9 % d.
14.4%
45. After implication of Green Air Act in
a.
Biston
betularia carbonifera
b. Biston betularia typica
c.
Drosophila
d. Apes
46. If an allele is linked to the second allele
at other locus which is favorably selected are inherited together. Such an
movement of an allele without any evolutionary benefit to next generation is
termed as-
a.
Selective drive b.
Evolutionary drive
c.
Hitch hiking d.
Linkage
47. Random change of gene frequency in a
population is termed as-
a.
Genetic drift b. Gene
flow
c.
Mutation d.
Evolution
48. The morphological modification is
transferred to next generation without any present application which may prove beneficial in changed
environment is termed as
a.
Exadaptation b.
Pre-adaptation
c.
Analogous d.
Paralogous
49. The changes in prey brings changes in
predator and vice-versa. Such an evolution due to competition for existence is
termed as-
a. Converging evolution
b. Diverging Evolution
c. Co-evolution
d. Parallel Evolution
50. The anti-cancerous drug vincristine is
obtained from-
a.
Catharanthus b.
Taxus
c.
Raulofia d.
Cinchona
51. In comparison to aquatic ecosystem, in
terrestrial ecosystem autotrophs expends their most of energy in production of
material which are indigestible by heterotrophs because-
a. Autotroph diversity is high in terrestrial
ecosystems
b. Autotroph diversity is high in aquatic
ecosystems
c. Heterotroph diversity is high in terrestrial
ecosystems
d. Energy takes a longer period to pass from
autotroph to top consumer in terrestrial ecosystem
52. On application of certain pesticide it was
observed that the population of pests increased. The probable cause would have
been-
a. Development of resistance
b. Pesticide is ineffective
c. Pesticide is not used properly
d. Pesticide has removed natural biological
control
53. The mean temperature and rainfall in Taiga
is-
a. -5 to 10 and 50 to 100 mm
b. -5
to 10 and 150 to 200 mm
c. 5 to
15 and 50 to 100 mm
d. 5 to
15 and 150 to 200 mm
54. Which graph best explains the relation
between the body size of an organism and intrinsic rate of growth r-
a. b.
c.
d.
55. Among the following which is logistic
equation-
a.
A b. B
c.
C d. D
56. If rate of mortality and natality become
constant in each age group. Then the result would be-
a.
Number
of childrens increase
b. Number of older one will increase
c.
Number
of individuals in repd stage will increase
d. The increase or decrease within any cohort will
become independent
57. What would happen if we release the high
BOD water into fresh lake-
a.
Opacity will decrease
b.
Number of organism will decrease
c.
Amount of dissolved oxygen will decrease
d.
No effect
58. Which sporulating bacteria also possess the
phenomenon of social behavior and communication-
a.
Actinomycetes b. Bacillus
c.
Cyanobacteria d. Archaebacteria
59. During succession the bare rock is
first colonized by-
a.
Algae b. Bacteria
c.
Fungi d. Lichens
60. Which graph correct represent that certain
minimum time duration and minimum stimulus (intensity) is required for
stimulus-
a. b.
c. d.
61. The bird biodiversity in
a. 50 b.
1200
c. 3200 d.
5200
62. The dendrogram in numerical taxonomy
represents-
a. Phylogenetic relationship
b. Evolutionary relationship
c. All observable characters
d. Few characters
63. Among the following which has permanent
status and is governed by central legislation-
a. National park b. Wild sanctuary
c. Forests d.
Sport gardens
64. The phenomenon of bioluminescence is
observed in-
a. Dinoflagelletes b. Copypods
c. Cyanobacteria d. Archie bacteria
65. Silicon is essential requirement for-
a. Diatoms b.
Fungi
c. Algae d.
Cyanobacteria
66. Ernst Meyer is known for
a.
Taxonomic
classification
b. Biological species concept
c.
Five
kingdom classification
d. Evolutionary history
67. Maximum productivity is observed at-
a. Corals b.
Mangroves
c. Oceans d.
Lakes
68. If α-diversity is diversity of
pathogen per host and β-diversity is diversity of pathogen between the two
host and g-diversity is overall diversity. If g-diversity is
constant and α-diversity increases then-
a.
β-diversity
will also increase
b. β-diversity will decrease
c.
Both
β and g-diversity will increase
d. Both β and g-diversity
will decrease
69. Which is Incorrect statement both for Deer
and Antelope-
a.
Both
are gregarious
b. Male and female both have antlers
c.
There
is female heirchy
d. Live in social unions
70. Which is best technique to separate the two
loci on chromosome-
a.
C- banding b.
G-banding
c.
Gel electrophoresis d.
Chromatography