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The incorrect statement about the property of a Zener diode is:
Choose the correct option for graphical representation of Boyle's law, which shows a graph of pressure vs. volume of a gas at different temperatures :
Which of the following statements wrongly represents the nature of smooth muscle? (1) These muscle have no striations (2) They are involuntary muscles (3) Communication among the cells is performed by intercalated discs (4) These muscles are present in the wall of blood vessels
Match List-I with List-II | List - I | List - II | | :--- | :--- | | (a) Filariasis | (i) Haemophilus influenzae | | (b) Amoebiasis | (ii) Trichophyton | | (c) Pneumonia | (iii) Wuchereria bancrofti | | (d) Ringworm | (iv) Entamoeba histolytica | Choose the correct answer from the options given below:
A particle is thrown vertically upwards. If its velocity at half of the maximum height is $10 \text{ m/s}$, then maximum height attained by it is (Take $g = 10 \text{ m/s}^2$):
Given below are some stages of human evolution. Arrange them in the correct sequence (Past to Recent): A. Homo habilis B. Homo sapiens C. Homo neanderthalensis D. Homo erectus
Match List-I with List-II. List-I: (a) 2SO_2(g) + O_2(g) -> 2SO_3(g) (b) HOCl(g) --hv--> OH + Cl (c) CaCO_3 + H_2SO_4 -> CaSO_4 + H_2O + CO_2 (d) NO_2(g) --hv--> NO(g) + O(g) List-II: (i) Acid rain (ii) Smog (iii) Ozone depletion (iv) Tropospheric pollution
Match List-I with List-II List-I: (a) Aspergilus niger, (b) Acetobacter aceti, (c) Clostridium butylicum, (d) Lactobacillus List-II: (i) Acetic Acid, (ii) Lactic Acid, (iii) Citric Acid, (iv) Butyric Acid
A galvanometer has a coil of resistance $100\Omega$ and gives a full scale deflection for $30 \text{ mA}$ current. If it is to work as a voltmeter of $30\text{ V}$ range, the resistance required to be added will be
Complete the flow chart on central dogma. (a) DNA -> (b) mRNA -> (c) (d)
Given below are two statements : One is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): The stretching of a spring is determined by the shear modulus of the material of the spring. Reason (R): A coil spring of copper has more tensile strength than a steel spring of same dimensions. In the light of the above statements, choose the most appropriate answer from the options given below
10 resistors, each of resistance $R$ are connected in series to a battery of emf $E$ and negligible internal resistance. Then those are connected in parallel to the same battery, the current is increased $n$ times. The value of $n$ is
A body is thrown vertically up from the ground. It reaches a maximum height of $100 \text{ m}$ in $5 \text{ s}$. After what time will it reach the ground from the position of maximum height?
Match List-I with List-II. <br><br>| List-I | List-II |<br><br><br>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): $ICl$ is more reactive than $I_2$. Reason (R): $I-Cl$ bond is weaker than $I-I$ bond. In the light of the above statements, choose the most appropriate answer from the options given below:
An electric dipole is placed as shown in the figure. The electric potential (in $10^2$ V) at point $P$ due to the dipole is ($\epsilon_0$ = permittivity of free space and $\frac{1}{4\pi\epsilon_0} = K$)
Match List-I with List-II. | List-I | List-II | | :--- | :--- | | (a) Protein | (i) C = C double bonds | | (b) Unsaturated fatty acid | (ii) Phosphodiester bonds | | (c) Nucleic acid | (iii) Glycosidic bonds | | (d) Polysaccharide | (iv) Peptide bonds | Choose the correct answer from the options given below.
Match List - I with List - II. List - I: (a) Adaptive radiation, (b) Convergent evolution, (c) Divergent evolution, (d) Evolution by anthropogenic action. List - II: (i) Selection of resistant varieties due to excessive use of herbicides and pesticides, (ii) Bones of forelimbs in Man and Whale, (iii) Wings of Butterfly and Bird, (iv) Darwin Finches. Choose the correct answer from the options given below.
Which of these is not an important component of initiation of parturition in humans?
Which of the following is the initiation codon: