List of top Nano Science Questions

Match the LIST-I with LIST-II.

LIST-ILIST-II
A. Isochoric
B. Isothermal
C. Isobaric
D. Adiabatic		I. Change in temperature = 0
II. Change in pressure = 0
III. Change in heat = 0
IV. Change in volume = 0

Choose the correct answer from the options given below:

Match the LIST-I with LIST-II.

LIST-ILIST-II
A. Total Internal Reflection
B. LASER
C. BCS Theory
D. Phonons		I. Quanta of Lattice Vibration
II. Cooper pair
III. Optical Fibers
IV. Stimulated Emission

Choose the correct answer from the options given below:

Match the LIST-I with LIST-II.

LIST-ILIST-II
A. Mole concept
B. Percentage yield
C. Limiting reagent
D. Avogadro's number		I. \(6.023 \times 10^{23}\)
II. Reactant completely consumed first
III. Ratio of actual yield to theoretical yield
IV. Relate mass to number of particles

Choose the correct answer from the options given below:

Match the LIST-I with LIST-II.

LIST-ILIST-II
A. \(\alpha\)-rays (Alpha)
B. \(\beta\)-rays (Beta)
C. \(\gamma\)-rays (Gamma)
D. Half-Life		I. Negative charged particles
II. Helium nuclei
III. High penetrating power
IV. Time required for half of the radioactive nuclei to decay

Choose the correct answer from the options given below:

Match the LIST-I with LIST-II.

LIST-ILIST-II
A. \( \mathrm{Na^+} \)
B. \( \mathrm{P^{3-}} \)
C. \( \mathrm{Al^{3+}} \)
D. \( \mathrm{Fe^{2+}} \)		I. \(1s^2\,2s^2\,2p^6\,3s^2\,3p^6\,3d^6\)
II. \(1s^2\,2s^2\,2p^6\,3s^1\)
III. \(1s^2\,2s^2\,2p^6\)
IV. \(1s^2\,2s^2\,2p^6\,3s^2\,3p^6\)

Choose the correct answer from the options given below:

Match the LIST-I with LIST-II: 

LIST-ILIST-II
A. Chlorine
B. Calcium
C. Sodium
D. Sulfur		I. CHALCOGEN
II. ALKALI METAL
III. HALOGENS
IV. ALKALINE EARTH METALS

Choose the correct answer from the options below:

Enzyme inhibition
• [A.] Irreversible inhibitor increase \(V_{\max}\)
• [B.] Inhibition can regulate metabolism
• [C.] Competitive inhibitors bind active site
• [D.] Non competitive inhibitors bind allosteric site Choose the correct answer from the options given below:
Bacterial cell division by binary phase A. Cell elongation B. Chromosome replication C. New cell wall deposition D. Two daughter cells result Choose the correct answer from the options given below:
Arrange mitosis in animal cell A. Metaphase B. Prophase C. Anaphase D. Telophase Choose the correct answer from the options given below:
Arrange common antigens as per their molecular weight A. Bovine gamma globulin (BGG) B. Ovalbumin (OVA) C. Bovine serum albumin (BSA) D. Sperm whale myoglobin (SWM) Choose the correct answer from the options given below:
Among these statement about the cell cycle
• [A.] G is growth phase
• [B.] DNA replication in S phase
• [C.] Mitosis included cytokinesis
• [D.] \(G_0\) is dividing phase Choose the correct answer from the options given below:
Process of DNA replication involves
• DNA polymerase synthesis
• Semi conservative
• In eukaryotes occur in cytoplasm
• Require RNA primer Choose the correct answer from the options given below:
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion A : Multiple alleles can exist in populations Reason R : More than two alleles is possible in an individual In the light of the above statements, choose the correct answer from the options given below
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion A : Prion disease considered to be infectious Reason R : The misfolded protein induce misfolding of normal proteins In the light of the above statements, choose the correct answer from the options given below
Name the vitamin responsible for the disease Rickets.
• Vitamin A
• Vitamin B
• Vitamin D
• Vitamin C
Sequence how enzyme converts substrate into products A. Substrate held in the active site by weak interaction B. The active site lower \(E_a\) and speed up the reaction C. Substrate enters into active site, enzyme changes shape D. Substrate are converted to products Choose the correct answer from the options given below:
Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R Assertion A : Calcium ions are essential for blood coagulation Reason R : Clotting factors required calcium ions for their activation In the light of the above statements, choose the correct answer from the options given below
If a man with blood group AB marries a women with type O, point out the blood group of their children?
Competitive inhibitor increases
• \(V_{\max}\)
• Enzyme concentration
• Product formation
• \(K_m\)
Why lipids are not considered to be a polymer or macromolecule?
• Lipids do not exist as a chain of linked monomer and they are not very big like protein, nucleic acid
• Lipids are very polar and remain in folded form
• Lipids found on surface and not fully exposed
• Lipids formed with simple molecules and they stay in globular form
Write down the complementary strand of \(5'-TAGGCCT-3'\) clearly indicating the \(5'\) and \(3'\) order of complementary strand.
Select the best reason of difference between endocrine gland from exocrine glands.
• Secrete hormones into blood
• Have ducts
• They are differ in their structures
• One secrete enzyme the other secrete mucus
Select the activated form of oncogenes.
Select the right reason why antibodies not effective against the virus.
Choose the linkage in cellulose
• $\beta(1\rightarrow6)$
• $\beta(1\rightarrow4)$
• $\alpha(1\rightarrow4)$
• $\alpha(1\rightarrow6)$