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Recent questions tagged unit6
Questions
The second maturation division of the mammalian ovum occurs
aipmt
biology
zoology
reproduction
class12
ch3
unit6
easy
vi
asked
Apr 4, 2014
by
pady_1
1
answer
The testes in humans are situated outside the abdominal cavity inside a pouch called *******. The purpose served is for
aipmt
biology
zoology
reproduction
class12
ch3
unit6
easy
vi
asked
Apr 4, 2014
by
pady_1
1
answer
Which of the following is a mode of reproduction in animals in which embryos develop inside eggs that are retained within the mother's body until they are ready to hatch?
aipmt
biology
zoology
reproduction
class12
ch3
unit6
easy
vi
asked
Apr 4, 2014
by
pady_1
1
answer
Bartholin glands or greater vestibular glands in adult females is homologous to what in adult males?
aipmt
biology
zoology
reproduction
class12
ch3
unit6
easy
vi
asked
Apr 4, 2014
by
pady_1
1
answer
The primitive gut that forms during which stage in the developing embryo is known as the archenteron?
aipmt
biology
zoology
reproduction
class12
ch3
unit6
easy
vi
asked
Apr 4, 2014
by
pady_1
1
answer
Where in the human body are the Sertoli cells located?
aipmt
biology
zoology
reproduction
class12
ch3
unit6
easy
vi
asked
Apr 4, 2014
by
pady_1
1
answer
Which one of the following statements about human sperm is correct?
aipmt
biology
zoology
reproduction
class12
ch3
unit6
easy
vi
asked
Apr 4, 2014
by
pady_1
1
answer
Which of the following is incorrect? (1) Human embryos have two pairs of ducts to let gametes out of the body, (2) Wolffian ducts develops in males into the epididymis and vas deferens, (3) Müllerian ducts develops in females into the Fallopian tubes, uterus and ******
neet
biology
zoology
reproduction
class12
ch3
unit6
easy
vi
asked
Apr 4, 2014
by
pady_1
1
answer
Where are the Bartholin's glands situated ?
aipmt
biology
zoology
reproduction
class12
ch3
unit6
easy
vi
asked
Apr 4, 2014
by
pady_1
1
answer
Which of the following hormones is not a secretion product of human placenta ?
aipmt
biology
zoology
reproduction
class12
ch3
unit6
easy
vi
asked
Apr 4, 2014
by
pady_1
1
answer
Ovulation in the human female normally takes place midway during the menstrual cycle in which of the following phases?
aipmt
biology
zoology
reproduction
class12
ch3
unit6
easy
vi
asked
Apr 4, 2014
by
pady_1
1
answer
Objects at rest on earth's surface move in circular paths with a period of 24 hours. What should be the length of the day so that such objects experience weightlessness, so that they are in "true orbit"
jeemain
physics
class11
unit6
gravitation
q17
medium
asked
Mar 23, 2014
by
balaji.thirumalai
1
answer
Magnetic oxide of iron is
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q100
easy
asked
Mar 20, 2014
by
meena.p
1
answer
For highly reactive metals like alkali and alkaline earth metals, only way of reduction is
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q99
easy
asked
Mar 20, 2014
by
meena.p
1
answer
The salt which is likely to be found in plant is
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q98
easy
asked
Mar 20, 2014
by
meena.p
1
answer
The ore having two different metal atoms is
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q97
easy
asked
Mar 20, 2014
by
meena.p
1
answer
The Impurities present in bauxite are
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q96
easy
asked
Mar 20, 2014
by
meena.p
1
answer
The collectors like pine oil xanthates and fatty acids are used during froth-flotation process of concentration of ores to
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q95
easy
asked
Mar 20, 2014
by
meena.p
1
answer
The gemstone ruby is an impure form of alumina having impurity
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q94
easy
asked
Mar 20, 2014
by
meena.p
1
answer
In the electrolysis of brine for the production of chlorine , the by products are
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q93
easy
asked
Mar 20, 2014
by
meena.p
1
answer
The Ellingham diagram are constructed for the formation of oxides of elements and they can predict.
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q92
easy
asked
Mar 20, 2014
by
meena.p
1
answer
Small pipes, called tuyeres, are kept at the sides of blast furnace from where
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q91
easy
asked
Mar 20, 2014
by
meena.p
1
answer
In Ellingham diagram, a straight line is obtained except
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q90
easy
asked
Mar 20, 2014
by
meena.p
1
answer
The process that is not carried out while doing the concentration of an ore is
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q89
easy
asked
Mar 20, 2014
by
meena.p
1
answer
The blast furnace used for smelting is provided with double cup and cone arrangement to
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q87
easy
asked
Mar 20, 2014
by
meena.p
1
answer
Van arkel method is generally used for
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q86
easy
asked
Mar 20, 2014
by
meena.p
1
answer
Zone Refining is based on process of
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q85
easy
asked
Mar 20, 2014
by
meena.p
1
answer
The gemstone Saphire is an impure form of alumina having impurity of
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q84
easy
asked
Mar 20, 2014
by
meena.p
1
answer
The pulverization of ores is done during
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q82
easy
asked
Mar 20, 2014
by
meena.p
1
answer
The froth stabilizers, generally used during froth-floatation
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q81
easy
asked
Mar 20, 2014
by
meena.p
1
answer
Zone Refing is generally carried out in inert atmosphere
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q80
easy
asked
Mar 20, 2014
by
meena.p
1
answer
German silver does not have silver in it,its composition is
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q79
easy
asked
Mar 20, 2014
by
meena.p
1
answer
The blast of hot air is introduced from tuyeres during extraction of iron at about.
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q78
easy
asked
Mar 20, 2014
by
meena.p
1
answer
Among the following the wrong one is
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q77
easy
asked
Mar 20, 2014
by
meena.p
1
answer
In goldsmith aluminothermic process, which of the following reducing agent is used.
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q76
easy
asked
Mar 20, 2014
by
meena.p
1
answer
Mac Arthur Process is used for
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q75
easy
asked
Mar 20, 2014
by
meena.p
1
answer
An Alloy is formed by mixing.
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q74
easy
asked
Mar 20, 2014
by
meena.p
1
answer
The metal that is sometimes found native in nature .
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q73
easy
asked
Mar 20, 2014
by
meena.p
1
answer
The one that is used automobiles and aeroplanes is.
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q72
easy
asked
Mar 20, 2014
by
meena.p
1
answer
Silver containing lead as impurity is removed by.
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q71
easy
asked
Mar 20, 2014
by
meena.p
1
answer
Pyrolusite is
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q70
difficult
asked
Mar 18, 2014
by
meena.p
1
answer
In extraction of iron the changes taking place in the blast furnace is
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q69
difficult
asked
Mar 18, 2014
by
meena.p
1
answer
Before introducing $FeO$ in blast furnace , it is converted to $Fe_2O_3$ by roasting so that
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q68
difficult
asked
Mar 18, 2014
by
meena.p
2
answers
Thomas stag is
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q67
difficult
asked
Mar 18, 2014
by
meena.p
1
answer
The substance not likely to contain CaCO3 is
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q66
difficult
asked
Mar 18, 2014
by
meena.p
1
answer
When the sample of copper with zinc impurity is to be purified by electrolysis, the appropriate electrodes are?
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q65
difficult
asked
Mar 18, 2014
by
meena.p
2
answers
Silver containing lead as an impurity is removed by
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q64
difficult
asked
Mar 18, 2014
by
meena.p
1
answer
Cassiterite is an ore of
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q63
difficult
asked
Mar 18, 2014
by
meena.p
1
answer
Pyrolusite is a/an
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q62
difficult
asked
Mar 18, 2014
by
meena.p
1
answer
Among the following statements the incorrect one is
jeemain
cbse
chemistry
class12
unit6
general-principals-and-processes-of-isolation-of-metals
q61
difficult
asked
Mar 18, 2014
by
meena.p
1
answer
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