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question_answer1)
The \[{{G}_{2}}\] phase of the cell cycle is signified by the synthesis of [AIIMS 1991]
A)
mRNA only done
clear
B)
rRNA only done
clear
C)
rRNA and mRNA done
clear
D)
DNA done
clear
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question_answer2)
Growth curve in animals is
A)
Delta curve done
clear
B)
Alpha curve done
clear
C)
Beta curve done
clear
D)
Sigmoid curve done
clear
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question_answer3)
Mitotic division in chondriocytes, osteocytes and mesenchyme cells in an adult is the example of
A)
Multiplicative growth done
clear
B)
Auxetic growth done
clear
C)
Accretionary growth done
clear
D)
Deaccelerating growth done
clear
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question_answer4)
Growth curve indicates
A)
Growth rate done
clear
B)
A growth parameter at various intervals done
clear
C)
Absolute growth done
clear
D)
Absolute increase done
clear
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question_answer5)
T-cells are found in
A)
Thymus done
clear
B)
Thyroid done
clear
C)
Pulmones done
clear
D)
Kidneys done
clear
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question_answer6)
Which one of these is body building material [MP PMT 1994]
A)
Protein done
clear
B)
Sugar done
clear
C)
Mineral salts done
clear
D)
Fat done
clear
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question_answer7)
Between the ages of 1 and 2 years, a baby boy's weight increases from 10 to 12 kg and in the same period of time the weight of a teenage boy goes up from 50 to 55 kg. The percentage growth rate of [MP PMT 1994]
A)
The teenager is higher than that of the baby boy by 5 to 5.5% done
clear
B)
The baby boy is higher than that of the teenager done
clear
C)
The teenager is same as that of the baby boy done
clear
D)
[a] and [b] both done
clear
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question_answer8)
Accumulation of cells and formation of a bud at the site of amputation is
A)
Morphallaxis done
clear
B)
Reparative bud done
clear
C)
Blastema done
clear
D)
[a] and [b] both done
clear
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question_answer9)
The rapid growth during adolescence is the result of the hormone
A)
GH done
clear
B)
Thyroxin done
clear
C)
Both GH and thyroxin done
clear
D)
Neither of the two done
clear
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question_answer10)
Growth is
A)
Increase in size done
clear
B)
Increase in weight done
clear
C)
Synthesis of new protoplasm done
clear
D)
All the above done
clear
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question_answer11)
Morphallaxis is
A)
Reconstruction of the whole body done
clear
B)
Growth of lost limb done
clear
C)
Healing of injury done
clear
D)
Regeneration with the help of blastema done
clear
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question_answer12)
Compensatory hypertrophy is referred to the phenomenon when
A)
An organ redevelops done
clear
B)
A small piece of body produces complete animal done
clear
C)
One of the paired organs is lost, and the other begins to grow in size done
clear
D)
An organ is automatically shed done
clear
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question_answer13)
Postembryonic growth is
A)
Accretionary done
clear
B)
Auxetic done
clear
C)
Multiplicative done
clear
D)
All the above done
clear
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question_answer14)
In human beings, growth stops completely at the age of
A)
18 years done
clear
B)
22-23 years done
clear
C)
25 years done
clear
D)
20 years done
clear
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question_answer15)
The developing embryo shows
A)
No growth done
clear
B)
Auxetic growth done
clear
C)
Accretionary growth done
clear
D)
Multiplicative growth done
clear
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question_answer16)
Cell growth occurs during
A)
Interphase done
clear
B)
Mitotic phase done
clear
C)
Postmitotic phase done
clear
D)
Interphase and postmitotic phase done
clear
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question_answer17)
Accretionary growth is due to
A)
Reserve cells done
clear
B)
Meristematic cells done
clear
C)
Embryonic cells done
clear
D)
Differentiated cells done
clear
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question_answer18)
Growth in the first 10-13 years of age is controlled by
A)
Somatotrophic hormone done
clear
B)
Thyroxine done
clear
C)
Thymosin done
clear
D)
Gonadotrophic hormone done
clear
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question_answer19)
Substances synthesised during growth are
A)
Protoplasmic done
clear
B)
Apoplasmic done
clear
C)
Protoplasmic and apoplasmatic done
clear
D)
Nucleic acids done
clear
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question_answer20)
Absolute increase is the term which means
A)
Total growth in life time done
clear
B)
Total growth in one year done
clear
C)
Growth of a specific body organ done
clear
D)
Difference between initial weight and final weight of the body during specific time interval irrespective of other factors done
clear
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question_answer21)
In animals, growth rate is
A)
Uniform done
clear
B)
Linear done
clear
C)
Differential done
clear
D)
Slow done
clear
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question_answer22)
Multiplicative growth is found in
A)
Old age done
clear
B)
Adulthood done
clear
C)
Embryo done
clear
D)
Childhood done
clear
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question_answer23)
A new born sheep grows ....... times faster than a new born human being
A)
10 done
clear
B)
24 done
clear
C)
18 done
clear
D)
28 done
clear
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question_answer24)
Auxetic growth was defined by
A)
Huxley in 1932 done
clear
B)
Needham in 1942 done
clear
C)
Trambley in 1740 done
clear
D)
H.V. Wilson in 1907 done
clear
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question_answer25)
Growth curve shows
A)
Increase in the length of the animal with age done
clear
B)
Increase in the mass of the animal with time done
clear
C)
Increase in the number of cells with age done
clear
D)
Increase in the mass of the animal with temperature done
clear
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question_answer26)
The nearest approach to pure exponential growth is found in
A)
Rod shaped bacteria done
clear
B)
Multicellular organisms done
clear
C)
Larvae of insects in which complete metamorphosis takes place done
clear
D)
All the above done
clear
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question_answer27)
Absolute increase is
A)
Increase taken as a difference between the final and initial length of an organism for any period of time done
clear
B)
Increase taken as a difference between the final and initial age of an organism for any period of time done
clear
C)
Increase taken as a difference between the final and initial size or weight of an organism for any period of time done
clear
D)
Total increase in number of a population done
clear
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question_answer28)
The portion of sigmoid growth curve where it represents almost a horizontal line indicates that growth rate
A)
Slows down (lag phase) done
clear
B)
Increases very fast (Exponential phase) done
clear
C)
Again slows down (Senescent phase) done
clear
D)
Reduces and becomes constant (Steady phase) done
clear
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question_answer29)
Growth controlling factors are
A)
Constitutional factors done
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B)
Temperature done
clear
C)
Nutritional factor done
clear
D)
All the above done
clear
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question_answer30)
Degrowth is seen during
A)
Regeneration done
clear
B)
Autotomy done
clear
C)
Metamorphosis done
clear
D)
All the above done
clear
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question_answer31)
Nucleoprotein ratio increases during
A)
Phase of wound healing done
clear
B)
Dedifferentiation done
clear
C)
Phase of blastema formation done
clear
D)
Phase of redifferentiation done
clear
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question_answer32)
Replacement of cells of skin takes place in
A)
1-2 days done
clear
B)
2- 8 days done
clear
C)
1- 2 weeks done
clear
D)
2- 3 weeks done
clear
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question_answer33)
The turnover time for intestinal cells is
A)
1-2 days done
clear
B)
2- 3 days done
clear
C)
3-5 days done
clear
D)
1- 2 weeks done
clear
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question_answer34)
Growth curve of higher animals is
A)
J-shaped done
clear
B)
R-shaped done
clear
C)
I-shaped done
clear
D)
S-shaped done
clear
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question_answer35)
Thymosine hormone secreted from the thymus gland
A)
In the early stages it enhances in later stages it decreases growth done
clear
B)
Enhances growth done
clear
C)
Decreases growth done
clear
D)
Does not show any effect done
clear
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question_answer36)
Juvenile stage extends from
A)
Birth to 10 months of age done
clear
B)
10 months to 4 or 5 years of age done
clear
C)
4 or 5 years to about 14 years of age done
clear
D)
14 years to 20 or 22 years of age done
clear
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question_answer37)
Growth abnormalities such as gigantism and dwarfism are due to
A)
Hormonal factors done
clear
B)
Genetic factors done
clear
C)
Deficiency of food done
clear
D)
[a] and [b] both done
clear
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question_answer38)
If one kidney of a man is lost, the other kidney enlarges to take over the function of the missing kidney and is called
A)
Restorative regeneration done
clear
B)
Reparative regeneration done
clear
C)
Autotomy done
clear
D)
Compensatory hypertrophy done
clear
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question_answer39)
During regeneration, in destructive metabolism respiratory quotient (R.Q.) in the tissue
A)
Increases done
clear
B)
Decreases done
clear
C)
Remains same done
clear
D)
First increases then decreases done
clear
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question_answer40)
When volume of body increases due to increase in the volume of cells, not in the number of cells, then it is called ?auxetic growth'. Such growth is found in [MP PMT 1996]
A)
Lizards done
clear
B)
Men done
clear
C)
Frogs done
clear
D)
Nematodes done
clear
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question_answer41)
At cellular level, GH affects growth by controlling the production of [MP PMT 1997]
A)
rRNA done
clear
B)
tRNA done
clear
C)
mRNA done
clear
D)
None of the above done
clear
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question_answer42)
Growth is an irreversible process seen at all organizational levels. It consists of [MP PMT 2002]
A)
Organ growth done
clear
B)
Subcellular growth done
clear
C)
Cell growth done
clear
D)
All of them done
clear
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question_answer43)
Damage to thymus in a child may lead to [CBSE PMT 2005]
A)
A reduction in haemoglobin content of blood done
clear
B)
A reduction in stem cell production done
clear
C)
Loss of antibody mediated immunity done
clear
D)
Loss cell mediated immunity done
clear
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question_answer44)
Pennatal growth in higher vertebrate is [AMU 2005]
A)
Auxetic done
clear
B)
Accretionary done
clear
C)
Multipilicative done
clear
D)
None of these done
clear
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question_answer45)
In an experiment freshly hatched larvae of an insect (Khapra beetle) were reared on a basal diet without increasing amounts of cholesterol. Results obtained are shown in the graph given in the table [AIIMS 2005]
A)
Cholesterol is an essential dietary requirement of khapra beetle done
clear
B)
Growth of khapra beetle is directly proportional to cholesterol concentration. done
clear
C)
Cholesterol concentration of \[2\,\mu g/g\] diet is the optimum level done
clear
D)
Growth of khapra beetle is inhibited when cholesterol concentration exceeds \[5\,\mu g/g\] diet. done
clear
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question_answer46)
Which pair is essential for the growth of the fish in water [BHU 2005]
A)
Calcium and Phosphorus done
clear
B)
Phosphates and carbonates done
clear
C)
Sulphate and carbonates done
clear
D)
Nitrates and sulphates done
clear
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