A yellow metal sulphide is
A yellow metal sulphide is
Options
(a) CuS (b) NiS (c) CdS (d) ZnS
Correct Answer:
CdS
Explanation:
The colour of sulphide of cadmium (belonging to II A group) is yellow.
A yellow metal sulphide is
Options
(a) CuS (b) NiS (c) CdS (d) ZnS
Correct Answer:
CdS
Explanation:
The colour of sulphide of cadmium (belonging to II A group) is yellow.
H₂S₂O₇ has a commercial name as
Options
(a) oil of vitriol (b) hypo (c) oil of sulphur (d) oleum
Correct Answer:
oleum
Explanation:
No explanation available. Be the first to write the explanation […]
Teeth of rabbit are
Options
(a) thecodont (b) diphyodont (c) heterodont (d) all of these
Correct Answer:
all of these
Explanation:
No explanation available. Be the first to write the explanation for this […]
In man, which of the following genotypes and phenotypes may be the correct result of aneuploidy in sex chromosomes?
Options
(a) 22 pairs + XXY males (b) 22 pairs + XX females (c) […]
The douple helix model of Watson and Crick is known as
Options
(a) C DNA (b) B DNA (c) Z DNA (d) D DNA
Correct Answer:
B DNA
Explanation:
No explanation available. Be […]
The chance of elimination of genes from a small population is an example of
Options
(a) selection pressure (b) speciation (c) adaptation (d) genetic drift
Correct Answer:
genetic drift
Explanation:
No explanation available. […]
Two organs which are similar in structure and origin, but not necessarily in function are called
Options
(a) homologous (b) analogous (c) apocrine (d) none of these
Correct Answer:
homologous
Explanation:
No explanation […]
The beauty of Taj Mahal is endangered due to
Options
(a) degradation of marble due to high temperature (b) discharge of industrial waste in Yamuna river (c) air pollutants released from oil refinery […]
In a vertebrate which germ layer froms the skeletal muscles
Options
(a) ectoderm (b) endoderm (c) mesoderm (d) mesoderm and ectoderm
Correct Answer:
mesoderm
Explanation:
No explanation available. Be the first to write […]
Glycolysis occurs in
Options
(a) cytoplasm (b) nucleus (c) mitochondria (d) both cytoplasm and mitochondria
Correct Answer:
cytoplasm
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
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