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15701.

Question : Human males are hemizygous for

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Y-LINKED gene
X-linked genes
X,Y-linked genes
X-linked and -linked genes

Answer :D
15702.

Question : Human kidneys can produce urine nearly ____A____times concentrated than initial filtrate formed . Select the option which correctly describes 'A' in the above statement.

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Two
Four
Six
Ten

Answer :B
15703.

Question : 'Human life is a battle field.' Justify the statement.

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Solution :Human LIFE is a battle field in which we, the human BEINGS are LIKE soldiers, ATTACKED from all sides by dreadful organisms such as viruses, bacteria, fungi ETC.
15704.

Question : Human insulin is being commercially produced from transgenic species of

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Rhizobium
Saccharomyces
Mycobacterium
ESCHERICHIA

Solution :Escherichia
15705.

Question : Human insulin is being commercially produced from a transgenic species of

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Mycobacterium
Rhizobium
Saccharomyces
Escherichia

Answer :D
15706.

Question : Human insulin is being commercially produced from a transgenic species of:

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Rhizobium
Escherichia
Saccharomyces
Mycobacterium

Answer :B
15707.

Question : Human insulin is being commercially produced from a transgenic species of(A) Rhizobium(B) Saccharomyces(C) Escherichia(D) Mycobacterium

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RHIZOBIUM
SACCHAROMYCES
ESCHERICHIA
MYCOBACTERIUM

SOLUTION :Saccharomyces
15708.

Question : Human insulin has 51 amino acids in two chains. Mark the correct statement.

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A chain with 21 and B chain with 30 AMINO acids
A chain with 20 and B chain with 31 amino acids
A chain with 31 and B chain with 20 amino acids
A chain with 30 and B chain with 21 amino acids

Answer :A
15709.

Question : Human infection of Rhinovirus causes_____

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ANSWER :COMMON COLD
15710.

Question : Human growthhormone is now producedinlargequantitiesbyrecombinant DNA, technology.Thepregvious sourceof thishormone, for treating pituitarydwarfs, was

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chemicallaboratories
mutant MICE
HUMAN cadavers
PIG cadavers

Answer :A
15711.

Question : Humanheart is _____.

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Myogenic
Neurogenic
Monogenic
Teratogenic

Answer :A
15712.

Question : Human Genome project was the thought of

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JEAN Dausset
Watson
Crick
None of these

Answer :A
15713.

Question : Human Genome Project began in 1990. Name the shortest human gene

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SOLUTION :GENE for TDF (14 BP)
15714.

Question : Human Genome Project began in 1990. Name the longest human gene

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SOLUTION :DYSTROPHIN (2,400 KBB)
15715.

Question : Human Genome Project began in 1990. How many genes are present in human genome?

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SOLUTION :About 30,000 GENES
15716.

Question : Human genome consists of approximately

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`3xx10^9 BP`
`6xx10^9 bp`
20,000-25,000 bp
`2.2xx10^9 bp`

ANSWER :a
15717.

Question : Human gene determining sex at seventh week of pregnancy called TDF is present on :

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21 ST PAIR autosome
X-chromosome
Y-chromosome
None of theabove

Answer :C
15718.

Question : Human genetic at metaphase may be karyotyped.

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ANSWER :1
15719.

Question : Human females have

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46 autosomes
2 PAIRS of ALLOSOMES
44 autosomes
23 pairs of autosomes

Solution :2 pairs of allosomes
15720.

Question : Human female reproductive system

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SOLUTION :
15721.

Question :Human female reaches menopause at the age of about

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25 YEARS
35years
50 years
70 years.

ANSWER :C
15722.

Question : Human female possess 44+XX chromosome number. The chromosome number of secondary oocyte is44+X22+X44+XX22+XX

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`44+X`
`22+X`
`44+XX`
`22+XX`

ANSWER :B
15723.

Question : Human evolution is related to

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Development of brain
Migratory habit
Omnivorous diet
All of the above.

Solution :Stratigraphy. Branch of GEOLOGY CONNECTED with STUDY of stratifiedor SEDIMENTRY rocks.
15724.

Question : Human excretory system.

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SOLUTION :
15725.

Question : Human egg has an animal pole. Describe briefly the two events that take place at this pole.

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Solution :(a) SPERM COMES in CONTACT with ovum at this pole, (b) Cleavage extends along animal-vegetal pole AXIS.
15726.

Question : Human eggs are

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ALECITHAL
Microlecithal
Mesolecithal
Macrolecithal.

ANSWER :A
15727.

Question : Human egg are :-

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Microlecithal
ALECITHAL
Macrolecithal
Mesolecithal

ANSWER :B
15728.

Question : Human chromosome 1 has many genes, nearly

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2.4 MILLION genes
2968 genes
231 genes
30,000 genes

Answer :B
15729.

Question : Human chorionic gonadotropin is secreted by

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chorion
amnion
corpus luteum
placenta

Answer :D
15730.

Question : Human cells examined during G_(2)-phase of the cell cycle contained 100 units of DNA. What would be the quantity of DNA in one of the human cells produced by telophase-II

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of meiosis?
25 units
50 units
100 units

Solution :At S-phase the amount DNA PER CELL doubles. If the INTIAL UNIT of DNA is 'X' it increases to '2X' at S-phase so, the initial amount of DNA in cell is 50 unit and after telophase-II it will be 25 units.
15731.

Question : Human body synthesizes interferon after

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VIRAL INFECTION
Bacterial infection
COUGH and COLD
Any TYPE of infection

Solution :Viral infection
15732.

Question : Human blood, when mixed with antibodies to human blood, will give maximum precipitation. If another animal's blood is mixed with antibodies to human blood, the percentage of preccipitation indicates how similar the animal is to a human. The following experimental results were obtained. S pecies : H 100%, M 37%, N 75%, O79%, P17%, Which phylogeny would fit these results ?

Answer»




ANSWER :B
15733.

Question : Human blood clotting factor VIII is used to treat ………………………

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PITUITARY dwarfism
diabetes mellitus
haemophiliacs
cystic fibrosis

Answer :C
15734.

Question : Human beings were active for which requirement from the beginning ? (

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FOOD
Shelter
Travelling
None

SOLUTION :Food
15735.

Question : Human beings have________ alleles for ABO blood grouping with _________ phenotypes and________ genotypes.

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4,3,6
4,6,3
3,4,6
6,3,4

Answer :C
15736.

Question : Human beings are an example for ................. breeders.

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SOLUTION :CONTINUOUS
15737.

Question : Human beings are

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Uricotelic
Ureotelic
AMMONOTELIC
Both 2 & 3

Answer :B
15738.

Question : Human activities mainly influence the

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CARBON CYCLE 
Nitrogen cycle 
PHOSPHORUS cycle 
Sulphur cycle 

SOLUTION :Carbon cycle
15739.

Question : Human being have ability to maintain and moderate the respiratory rhythm by the help of :

Answer»


ANSWER :NEURAL SYSTEM
15740.

Question : Human appendix is a vestige. Give reason.

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Solution :Human appendix is the remnant of caecum which is functional in the digestive tract of herbivorous animals LIKE rabbit. Cellulose digestion takes place in the caecum of theseanimals. DUE to change in the diet containing less cellulose, caecum in human became FUNCTIONLESS and is reduced to a VERMIFORM appendix, which is vestigial
15741.

Question : Human activities have significantly influenced the carbon cycle by increasing the amount of CO_2 production. Justify this statement with minimum two points.

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Solution :It LEAD to rapid DEFORESTATION.
Massive BURNING of FOSSIL fuel for energy and TRANSPORT.
15742.

Question : Human activities interface with carbon cycle. List any two such activities.

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Solution :The two activities which interfear in CARBON cycle are as FOLLOWS : (i) Rapid of DEFORESTRATION (ii) the process of BURNING fossil fuel in large AMOUNT for energy and tranporation .
15743.

Question : Hugo de Vries was working with plant O. lamarkiana. He was responsible for proposing whch theory of evolutionary processess?

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Solution :HUGO DE vries who WORKED with plant O. lamarkiana, proposed the 'Mutation THEORY'.
15744.

Question : Humans are ....... (oviparous, viviparous, ovoviviparous)

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Oviparous
Viviparous
Ovo-viviparous
None of these

Answer :B
15745.

Question : Hugo de Vries stressed on

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The adaptivesness of variation in evolution
The RANDOMNESS of variation in evolution
The INHERITANCE of ACQUIRED variation in evolution
The inheritance of fluctuating variation in evolution

ANSWER :B
15746.

Question : Hugo de vries proposed mutation theory of evolution working on _____.

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Oerothera lamarckian
Drosophila melanogaster
Pisum sativum
Lathyrus odoratus

Answer :A
15747.

Question : Hugo de Vries

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Solution :Gave mutation theory it states that EVOLUTION OCCURS by a SINGLE step LARGE mutations that are random and directionless.
15748.

Question : Hugo de veries attbuteted evloution to :

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polyhenes
SLOW differentiation
continous variation
discontinuous variiation

Answer :D
15749.

Question : Hubbard , Vencobb are

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HYBRID layers
COMMERICAL layer strains in INDIA
Hybrid dogs
Hybrid broilers

ANSWER :D
15750.

Question : HSK.pathway is also called as:

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`C_2` CYCLE
`C_3` cycle
`C_4`cycle
None of these

Answer :C