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The embryo in humans gets nutrition from the mother’s blood with the help of a special tissue called
Anonymous Quiz
58%
Placenta
14%
Villi
19%
Uterus
9%
Womb
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is a duct coming from the urinary bladder which carries sperms
Anonymous Quiz
56%
Vas defrence
26%
Fallopian tube
16%
Uterus
3%
Nerve
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is the term used to refer to the commencement of menstruation at puberty.
Anonymous Quiz
40%
Menearch
48%
Monpuse
12%
Tube
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The part of the flower which is present in the centre of the flower is
Anonymous Quiz
20%
Sepal
17%
Petal
30%
Carpel
33%
Stamens
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Reaction in which an element displaces another element from its compound is called ………….
Anonymous Quiz
81%
Displacement
9%
Conservation
6%
Redox
4%
Oxidation
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Reactions in which energy is given out are known as ………….
Anonymous Quiz
81%
Exothermic
19%
Endothermic
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Precipitation reactions produce insoluble ………….
Anonymous Quiz
55%
Salt
14%
Sugar
18%
Glucose
14%
Soln
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A substance ‘X’ is used in white-washing and is obtained by heating limestone in the absence of air. Identify ‘X’.
Anonymous Quiz
27%
Caocl
37%
Caocl2
10%
Cl2
26%
Cao
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How many water molecules does hydrated cal-cium sulphate contain?
Anonymous Quiz
22%
5
35%
10
20%
7
23%
2
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