The secondary valency of platinum in tetrammine dichloroplatinum (IV) chloride is
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21%
+4
8%
+5
6%
3
65%
6
The number of σ and π bonds present in pent-4- ene-1-yne is
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80%
10, 3
13%
3, 10
5%
4, 9
2%
9, 4
The enzymatic machinery to partially oxidize glucose without the help of oxygen is found in
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4%
all aerobes
8%
only in prokaryotes
16%
all anaerobes
72%
all aerobes and anaerobes both
Glycolysis is also known as
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3%
HMS pathway
7%
TCA pathway
86%
EMP pathway
4%
CAM pathway
Which of the following also means glycolysis?
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15%
Production of energy
40%
Splitting of sugar
10%
Breaking of ATP
35%
Oxidation of carbohydrates
Why the head of cockroach shows great mobility in all directions?
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18%
Because head is formed by fusion of six segments.
3%
Because head bears appendages.
6%
Because head capsule bears a pair of compound eyes.
73%
Because head is attached to the thorax through a flexible neck like prothorax.
The rough endoplasmic reticulum bears
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3%
peroxisomes
3%
centrioles
6%
lysosomes
88%
ribosomes
Number of bonds in benzene
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17%
6σ and 3π
71%
12 σ and 3π
5%
3π and 12 π
7%
6 σ and 6 π
The number of sigma and pi-bonds in 1-butene 3-yne are
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3%
5 sigma and 5 pi
20%
8 sigma and 2 pi
72%
7 sigma and 3 pi
4%
6 sigma and 4 pi
Which of the following is the correct IUPAC name?
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53%
3-Ethyl-4,4-dimethylheptane
19%
4,4-Dimethyl-3-ethylheptane
18%
5-Ethyl-4,4-dimethylheptane
10%
4,4-Bis(methyl)-3-ethylheptane
IUPAC name of tertiary butyl alcohol is
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4%
Butan-1-ol
11%
Butan-2-ol
28%
2-methyl propan-1-ol
56%
2-methyl propan-2-ol
What is the IUPAC name of isopropylamine?
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72%
Propan - 2- amine
10%
Ethanamine
5%
2 -Aminotoluene
13%
Propan -1- amine
Find the number of stereoisomers of 1,2- dihydroxy cyclopentane
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3%
1
36%
2
31%
3
29%
4
The total number of structural isomers possible for the sixth member of alkane homologous
series is
series is
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12%
3
8%
2
68%
5
12%
4
Reason for geometrical isomerism shown by 2- butene is
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8%
Chiral carbon
10%
Free rotation about single bond
20%
Free rotation about double bond
62%
Restricted rotation about double bond
If there is no rotation of plane polarized light by a compound in a specific solvent, thought to be
chiral, it may mean that
chiral, it may mean that
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15%
The compound is certainly a chiral
29%
The compound is certainly meso
8%
There is no compound in the solvent
49%
The compound may be a racemic mixture
Chirality of carbon compound is because of its
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85%
Tetrahedral nature of carbon
9%
Monovalent nature of carbon
5%
Divalent nature of carbon
2%
Trivalent nature of carbon
Growth curve that is the characteristic of living organism in natural environment is represented by
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7%
linear curve
85%
sigmoid curve
7%
parabolic curve
1%
hyperbolic curve
Identify the organelle whose major function is storage of hydrolytic enzymes.
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4%
Chloroplasts
6%
Chromoplasts
88%
Lysosomes
3%
Centrioles
Which of the following is regarded as a unit of nervous tissue?
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84%
Neurons
7%
Axons
7%
Neuroglia
2%
Myelin sheath