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Recently chickungunya cases were reported from various parts of the country. Name the vector responsible.
Aedes aegypti is the vector responsible for the widespread cases of chickungunya.
Aedes aegypti is the vector responsible for the widespread cases of chickungunya.
See lessName the drugs of choice for withdrawal symptoms of alcohol.
Benzodiazepines are the drugs of choice for withdrawal symptoms of alcohol.
Benzodiazepines are the drugs of choice for withdrawal symptoms of alcohol.
See lessWhat are psychotropic drugs?
The drugs that affect the central nervous system and alter the behaviour, perception and consciousness are called psychotropic drugs.
The drugs that affect the central nervous system and alter the behaviour, perception and consciousness are called psychotropic drugs.
See lessWhat is the source for drug LSD (Lysergic Acid Diethylamide)?
Ergot fungus is the source for Lysergic Acid Diethylamide (LSD).
Ergot fungus is the source for Lysergic Acid Diethylamide (LSD).
See lessWhat are antigenic determinants?
Antigenic determinants are those sites on antigens that are recognised by antibodies and receptors present on B-cells and T-cells.
Antigenic determinants are those sites on antigens that are recognised by antibodies and receptors present on B-cells and T-cells.
See lessName the two chemicals released by damaged cells that help in immunity
Histamine and Prostaglandins are the two chemicals released by damaged cells that help in building immunity.
Histamine and Prostaglandins are the two chemicals released by damaged cells that help in building immunity.
See lessWhat is the role of histamine in inflamatory response?
Histamine is released by lymphocytes which cause the blood vessels to dilate.
Histamine is released by lymphocytes which cause the blood vessels to dilate.
See lessMatch the Indian scientist’s name with contribution/discovery.
The Indian scientists’ name have been correctly matched with their contributions/discoveries below: (i) J.C. Bose → (d) Ultrashort radio waves (ii) C.V. Raman → (f) Inelastic scattering of light by molecules (iii) M.N. Saha → (a) Thermal ionization (iv) S.N. Bose → (c) Quantum statistics (v) H.J. BhRead more
The Indian scientists’ name have been correctly matched with their contributions/discoveries below:
See less(i) J.C. Bose → (d) Ultrashort radio waves
(ii) C.V. Raman → (f) Inelastic scattering of light by molecules
(iii) M.N. Saha → (a) Thermal ionization
(iv) S.N. Bose → (c) Quantum statistics
(v) H.J. Bhabha → (b) Cosmic radation and nuclear weapons
(vi) S. Chandrasekhar → (e) Structure and evolution of stars
(i ) – (d); (ii) – (f); (iii) – (a); (iv) – (c); (v) – (b); (vi) – (e).
Match the scientist’s name with the contribution/discovery.
The scientists' name have been correctly matched with their contributions/discoveries below: (i) Faraday → (g) Law of electromagnetic induction (ii) Rutherford → (j) Nuclear model of atom (iii) Chadwick → (i) Neutron (iv) Bohr → (b) Quantum model of hydrogen atom (v) Newton → (a) Law of gravitation,Read more
The scientists’ name have been correctly matched with their contributions/discoveries below:
(i) Faraday → (g) Law of electromagnetic induction
(ii) Rutherford → (j) Nuclear model of atom
(iii) Chadwick → (i) Neutron
(iv) Bohr → (b) Quantum model of hydrogen atom
(v) Newton → (a) Law of gravitation, Laws of motion
(vi) Maxwell → (c) Unification of light and electromagnetism
(vii) Salam → (f) Unification of weak and electromagnetic interactions
(viii) Einstein → (h) Theory of relativity, Explanation of photoelectric effect
(ix) Roentgen → (e) X-rays
(x) Madam Curie → (n) Discovery of radium
(xi) J. J. Thomson → (m) Electron
(xii) de Broglie → (k) Wave nature of matter
(xiii) John Bardeen → (l) Transistor
(xiv) Hubble → (h) Expansion of the universe
(i ) – (g); (ii) – (j); (iii) – (i); (iv) – (b); (v) – (a); (vi) – (c); (vii) – (f); (viii) – (d); (ix) – (e); (x) – (n); (xi) – (m); (xii) – (k); (xiii) – (l); (xiv) – (h).
See lessExplain, with example, the conversion of nucleons.
In any nuclear reaction, the number of nucleons remains unchanged. The radioactive decay of uranium nucleus is: 92U238 → 90Th234 + 2He4 The total number of nucleons is 238 before as well as after the decay.
In any nuclear reaction, the number of nucleons remains unchanged. The radioactive decay of uranium nucleus is:
92U238 → 90Th234 + 2He4
The total number of nucleons is 238 before as well as after the decay.
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