Practice Questions

TLS Online TPP Program

#Question id: 5332

Which of the following are incorrect regarding Sex chromosome in human?

#SCPH06 I Botany

The X chromosome contains genetic information essential for only female sexes
The male-determining gene is located on the Y chromosome.
A female usually needs at least two copies of the X chromosome to be fertile.
Additional copies of the X chromosome may upset normal development in both males and females

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TLS Online TPP Program

#Question id: 19637

#SCPH05 I Biotechnology

The addition of carbonyl compound to HCN is an example of

TLS Online TPP Program

#Question id: 19638

#SCPH05 I Biotechnology

Nucleophilicity order is correctly represented by

TLS Online TPP Program

#Question id: 19639

#SCPH05 I Biotechnology

Hyperconjugation is most useful for stabilizing which of the following carbocation?

TLS Online TPP Program

#Question id: 19640

#SCPH05 I Biotechnology

During Lassaigne’s test set of Sulphur and nitrogen present in an organic compound change into:

TLS Online TPP Program

#Question id: 19641

#SCPH05 I Biotechnology

A miscible mixture of benzene and chloroform can be separated by:

TLS Online TPP Program

#Question id: 19642

#SCPH05 I Biotechnology

Molecular mass of volatile substance is determined by