List of practice Questions

Restriction Endonuclease type I is involved in:
The Ti plasmid of Agrobacterium tumefaciens contains a transposon called:
Nitrogenase enzyme involved in nitrogen fixation works best in:
Arrange the following electromagnetic radiations in the order of decreasing wavelength:
(A) Microwaves,
(B) Gamma rays,
(C) X-rays,
(D) Visible rays
Meissner effect is a phenomenon of:
Which of the following processes is carried out at constant pressure?
Which among the following would be a linear species?
In Gram staining, cell walls of Gram-positive bacteria become dehydrated because:
Which is the polymer of Fructose?
Which of the following is a thiol-containing amino acid?
The antigen specificity of a particular B cell:
Carbon nanotubes are nanostructures:
Tendency of an atom to attract electrons to itself when combined in a group is called:
Which of the following diodes is used in voltage-regulation circuits?
In a bipolar junction transistor:
Photons are classified as:
Which of the following statements is incorrect about Silicon?
Which of the following statements is incorrect about sucrose?
Which of the following are called artificial atoms?
Which scientist is often referred to as the Father of Nanotechnology?
X-rays are used for the determination of crystal structure because:
Match List-I with List-II:
List-IList-II
(A) Lyman(i) n = 2, 3, 4, ...
(B) Balmer(ii) n = 3, 4, 5, ...
(C) Paschen(iii) n = 4, 5, 6, ...
(D) Bracket(iv) n = 5, 6, 7, ...
Choose the correct answer from the options given below:
Match List-I with List-II:
List-I (Type of Crystalline Solid)List-II (Example)
(A) Ionic(III) Sodium Chloride, NaCl
(B) Covalent(IV) Diamond, C
(C) Molecular(I) Methane, CH4
(D) Metallic(II) Copper, Cu
Choose the correct answer from the options given below:
Match List-I with List-II:
List-IList-II
(A) Principal Quantum Number (n)(ii) 1, 2, 3,...
(B) Azimuthal Quantum Number (l)(iv) 0, 1, 2,... n - 1
(C) Magnetic Quantum Number (ml)(iii) 0, ± 1, ± 2, ± 3,..., ± 1
(D) Spin Quantum Number (s)(i) -1/2, +1/2

Choose the correct answer from the options given below:

Match List-I with List-II:
List-IList-II
(A) XeF2(iii) Linear
(B) BF3(i) Trigonal Planar
(C) XeF4(ii) Distorted Octahedral
(D) SF6(iv) Regular Octahedral
Choose the correct answer from the options given below: