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18251.

Question : Difference in word : Oxytocin - Vasopressin

Answer»

Solution :OXYTOCIN : Helps during DELIVERY.
Vessopressin : Stimulate reabsorption of `H_(2)O` and `NA^(+)`.
18252.

Question : Difference in word : RH : IH.

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Solution :RH : Releasing HORMONE, stimulates PITUITARY hormone.
IH : INHIBITORY hormone, inhibits, pituitary hormone.
18253.

Question : Difference in word : Testosterone - Progesterone.

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Solution :TESTOSTERONE : Male sex hormone DEVELOPMENT of SECONDARY sexual characters.
PROGESTERONE : Female sex hormone development of secondary sexual characters.
18254.

Question : Difference in word : Neural system - Endocrine system

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SOLUTION :NEURAL system : Neurotransmitter, immediate REACTION.
Endoerine system : Hormones, LONG term EFFECTS.
18255.

Question : Difference in the Histogen theory for shoot and root apical meristem is the presency of ______

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Periblem
Plerome
Calyptrogen
Dermatogen

Answer :A::C
18256.

Question : Difference in word : Diabetes incipidus - Dlabetes mellitus.

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Solution :Diabetes incipedus : DEFICIENCY of ADH more URINATION frequency.
Diabetes mellitus : Deficincy of insuling. Glucose is excreted in the urine.
18257.

Question : Difference in word : FSH - LH.

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Solution :FSH : Stimulates PROCESS of spematogeneis
LH : DEVELOPMENT of corpus LUTEUM in overian follicle after ovulation.
18258.

Question : Difference in word : Dwarfism - Gigantism.

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Solution :Dwarfism : LESS SECRETION of growth HORMONE results in STUNTED growth.
Glantism : At maturity excessive secretion of growth hormone, glantism (ACROMEGALY).
18259.

Question : Difference in word : Atrial Natriuretic Factor (ANF) - Erythropoietin.

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Solution :ATRIAL Natriuretic Factor (ANF) : SECRETED from the atrial wall of heart, reduces BLOOD PRESSURE.
Erythopoiethin : Secreted by JG CELLS of Kidney, Induces R.B.C. Producting.
18260.

Question : Difference in gram o+ and gram o. bacteria id due to

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CELL wall
Cell MEMBRANE
RIBOSOME
Cytoplasm

Answer :A
18261.

Question : Difference between Three Domains

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SOLUTION :
18262.

Question : Difference between virus and viroid is (A) absence of protein coat in viroid, but present in virus. (B) presence of low molecular weight RNA in virus, but absent in viroid (C) Both (A) and (B) (D) None of the above

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absence of protein coat in viroid, but present in VIRUS.
presence of low molecular weight RNA in virus, but absent in viroid
Both (A) and (B)
NONE of the above 

Solution :Virus contains DNA or RNA as GENETIC material and a protein coat, whereas VIROIDS have no protein coat, but only RNA as their NUCLEIC acid. This is the reason why viroids are carried inside viruses. e.g. hepatitis-D is a viroid that is carried in the capsid of hepatitis-B virus.
18263.

Question : Difference between plant and animal cell.

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SOLUTION :
18264.

Question : Differentiate Chordates and Non-Chordates.

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SOLUTION :`{: ( "Chordates", "Non-Chordates"),("Notochord is present", "Absence of notochord."),("Pharynx perforated by GILL slits.","Gill slits ABSENT."),("A post and TAIL is present.","Post anal tail is absent."):}`
18265.

Question : How do you distinguish between a skeletal muscle and a cardiac muscle?

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SOLUTION :
18266.

Question : Differentiate between elastic fibres and elastic connective tissue.

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SOLUTION :
18267.

Question :Diethyl carbamazine is used to treat disease caused by

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Ascaris
Wucheraria
Yesinia PASTIES
Entameba

ANSWER :B
18268.

Question : Dicotyledon plants generally have

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FIBROUS roots
pentamerous FLOWERS
PARALLEL VENATION in leaves
trimerous flowers

18269.

Question : Dicot showing atactostele

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MAIZE
Sunflower
Jowar
Amaranthus

Answer :D
18270.

Question : Dicot roots are usually di-to tetrarch.

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ANSWER :1
18271.

Question : Dicot root and Monocot root

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SOLUTION :
18272.

Question : Dicot leaf shows differential colouration between the two surfaces because of

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Undifferentiated mesophyll
Presence of upper PALISADE and lower SPONGY PARENCHYMA
Presence of upper spongy and lower palisade parenchyma
Presence of spongy parenchyma only

Answer :B
18273.

Question :Dichogamy favouring cross-pollination is a type of floral mechanism where

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Anthers and STIGMA are placed at DIFFERENT levels
Stamens and stigmas mature at different times
Strucure of ANTHER and stigma ACT as barrier
Pollen is UNABLE to germinate on its own stigma

Answer :B
18274.

Question : Diatoms are the chief producers in the oceans, belong to group(a) chrysophytes(b) dinoflagellates(c) euglenoids(d) slime moulds

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chrysophytes
dinoflagellates
euglenoids
slime MOULDS

18275.

Question : State whether the following statements are true or false. Diatoms have silica and cellulose in their walls. A. TrueB. False

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ANSWER :TRUE
18276.

Question : Diatomaceous earth is used in

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Purification of uranium
FILTRATION and purification of liquids
Insulation and sound proofing
Both 2 and 3

Answer :D
18277.

Question : Give scientific reasons : Diatoms are called pearls of ocean.

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Solution :DIATOMS have a shining silicified two valved covering or frustule, because of their DISTINCTIVE CELL walls these are SOMETIMES called the pearls of ocean.
Diatomaceous earth : It is pile of siliceous skeletons of diatoms which accumulates being resistant to decay.
Diatomaceous earth is gritty in nature and hence is used for polishing and in filtration of oils and syrups.
18278.

Question : Diatomaccous earth is indestructible due to cell walls embedded by

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CALCIUM
SILICA
Zinc
Phosphorus

ANSWER :B
18279.

Question : Diastema refers to

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GAP between the teeth
gap between tongue and teeth
ciliary CELLS on alimentary wall
cell LINING ALONG pharynx

Answer :A
18280.

Question : Diarrhoea happens due to........

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taking in of more VOLUME of water
defective LIVER
inflammation of the appendix
inability of COLON to absorb fluid from the feces

SOLUTION :N/A
18281.

Question : Diaphragm plays an important role in

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FEEDING
DIGESTION
RESPIRATION
excretion

Answer :C
18282.

Question : Diaphragm contracts to help in "_____________" while the contraction of abdominal muscles helps in "_____________".

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ANSWER :INSPIRATION;FORCED EXPIRATION
18283.

Question : Diameter of DNA helix is ____

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34Å
20 nm
34nm
20Å

Solution :20Å
18284.

Question : Dialysis fluid contains all the constituents as in plasma except________.

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SOLUTION :DIALYSIS FLUID contains all the CONSTITUENTS as in PLASMA, except the nitrogenous waste.
18285.

Question : Dialysis fluid contain all the constituents as in plasma except _____________

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SOLUTION :UREA (NITROGENOUS WASTES)
18286.

Question : Dialysis fluid contain all the consituents as in plamsa except_________.

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ANSWER :NITROGENOUS WASTES
18287.

Question : Diagrammatically represent sectional view of trophoblastic organisation in animals.

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SOLUTION :
18288.

Question : Diagrammatically indicate the location of the various endocrine glands in our body.

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SOLUTION :
18289.

Question : Diagrammatically indicate the location of the various endocrine glands in our body .

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Solution :The location of various endocrine GLANDS in the HUMAN body can be ILLUSTRATED as FOLLOWS:
18290.

Question : Diagrammatic representation of karyotype of a species is called

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CLADOGRAM
Dendogram
Idiogram
More than one OPTION is correct

Answer :C
18291.

Question : Diagramatic representation of karyotype is

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Biome
Idiogram
Genome
Heiroglyphics

ANSWER :B
18292.

Question : Diabetes mellitus is caused due to the disfunction of

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`ALPHA-` CELLS
`BETA-` cells
Delta cells
F -cells

Answer :B
18293.

Question : Diabetes insipidus results from deficiency of ______while diabetes mellitus is caused by a deficiency of __________

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ANSWER :ADH or VASOPRESSIN ; INSULIN
18294.

Question : Diabetes insipidus occurs due to the hyposecretion of

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THYMOSINE
oxytocin
growth
vasopressin

Solution :Vasopressin (ANTIDIURETIC hormone, ADH) RELEASED from poseterior pituitary increases reabsorption of water from distal and collecting tubules of the kidney. Thus, helping in producing concentrated urine. If there is hypsecretion of vasopressin, then water will not be reabsorbed from the tubules and the urine thus PRODUCED will be dilute. this disorder is CALLED diabetes insipidus which is characterised by producing dilute urine several times a day.
18295.

Question : Diabetes insipidus is due to failure of secretion of

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insulin
ADH
aldosterone
thyroid

18296.

Question : Diabetes insipidus is caused due to lack of

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ADH
ACTH
insulin
glucagon

18297.

Question : Diabetes insipidus is caused by the deficiency of hormone

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insulin
vasopression
glucagon
oxytocin

18298.

Question : DHAP:

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ANSWER :DIHYDROXY ACETONE Phsphate.
18299.

Question : Devonian Silurian Jurassic Cambrian

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SOLUTION :REASON : It is PERIOD in Mesozoic era whereas the others are PERIODS of the Paleozoic era.
18300.

Question : Development of mammary gland and secretion of milk in females is by ………

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GH
PH
TSH
FSH

ANSWER :B