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Match the following organisms with their respective characteristics : (a) Pila (i) Flame cells (b) Bombyx (ii) Comb plates (c) Pleurobrachia (iii) Radula (d) Taenia (iv) Malpighian tubules Select the correct option from the following : (a) (b) (c) (d) (1) (iii) (ii) (i) (iv) (2) (iii) (iv) (ii) (i) (3) (ii) (iv) (iii) (i) (4) (iii) (ii) (iv) (i)
Predict the correct order among the following.
In which of the following compounds is an intramolecular hydrogen bond present?
The correct bond order in the following species is:
A molecule having the maximum dipole moment among the following is -
Decreasing order of stability of $\text{O}_2$, $\text{O}_2^-$, $\text{O}_2^+$ and $\text{O}_2^{2-}$ is:
Paramagnetic species among the following is:
The correct order of solubility in an aqueous medium is:
Which of the following compounds has the lowest melting point?
Considering the state of hybridisation of carbon atoms, find out the molecule among the following which is linear.
Which of the following has the minimum bond length?
Identify the correct pair representing the causative agent of typhoid fever and the confirmatory test for typhoid.
Which oxide of nitrogen is not a common pollutant introduced into the atmosphere both due to natural and human activity?
Match the following genes of the Lac operon with their respective products : (a) i gene (i) $\beta$-galactosidase (b) z gene (ii) Permease (c) a gene (iii) Repressor (d) y gene (iv) Transacetylase. Select the correct option.
Match the following hormones with the respective disease: (a) Insulin (i) Addison's disease (b) Thyroxin (ii) Diabetes insipidus (c) Corticoids (iii) Acromegaly (d) Growth Hormone (iv) Goitre (v) Diabetes mellitus. Select the correct option.
Identify the incorrect match. Name: (a) Unnilunium, (b) Unniltrium, (c) Unnilhexium, (d) Unununium. IUPAC Official Name: (i) Mendelevium, (ii) Lawrencium, (iii) Seaborgium, (iv) Darmstadtium.
The state of hybridisation of carbons marked 2, 3, 5 and 6 in the following hydrocarbon are, respectively: $\overset{6}{\text{CH}_3}-\overset{5}{\text{CH}}=\overset{4}{\text{CH}}-\overset{3}{\text{CH}_2}-\overset{2}{\text{C}}\equiv\overset{1}{\text{CH}}$
The correct option for free expansion of an ideal gas under adiabatic condition is
In the hydrocarbon $\overset{6}{C}H_3-\overset{5}{C}H=\overset{4}{C}H-\overset{3}{C}H_2-\overset{2}{C}\equiv\overset{1}{C}H$, the state of hybridisation of carbons 1, 3 and 5 are in the following sequence:
A series LCR circuit with inductance 10 H, capacitance 10 μF, and resistance 50 Ω is connected to an AC source of voltage $V = 200 \sin(100t)$ V. If the resonant frequency of the LCR circuit is $\nu_0$ and the frequency of the AC source is $\nu$, then: