If we want to study relative arrangement of atoms in a molecule we study
Options
(a) empirical formula (b) molecular formula (c) structural formula (d) none of these
Correct Answer:
structural formula
Explanation: […]
SO₂ pollution affects
Options
(a) nucleus (b) mitochondria (c) ribosome (d) vacuole
Correct Answer:
mitochondria
Explanation:
SO₂ pollution affects the respiratory system mostly, thus it affects the mitochondria. Higher concentrations of SO₂ can […]
Cell organelle associated with conversion of light energy to chemical energy is
Options
(a) chloroplast (b) mitochondria (c) ribosome (d) endoplasmic reticulum
Correct Answer:
chloroplast
Explanation:
No explanation available. Be the first to […]
Nucleus was discovered by
Options
(a) Robert Hooke (b) Robert Brown (c) Schleidan (d) Virchow
Correct Answer:
Robert Brown
Explanation:
No explanation available. Be the first to write the explanation for this question […]
Prokaryotic cells lack
Options
(a) nuclear membrane (b) cell wall (c) mesosomes (d) ribosomes
Correct Answer:
nuclear membrane
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Bartholin’s gland is found in
Options
(a) liver (b) penis (c) vagina (d) stomach
Correct Answer:
vagina
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Deficiency of which of the following causes anaemia?
Options
(a) Fe (b) Cu (c) Al (d) Mg
Correct Answer:
Fe
Explanation:
No explanation available. Be the first to write the explanation for this […]
Which of the following phenomenon exhibited the particle nature of light?
Options
(a) Photoelectric effect (b) Interference (c) Polarization (d) Refraction
Correct Answer:
Photoelectric effect
Explanation:
No explanation available. Be the first to […]
Kirchoff’s I law and II laws of electricity prove respectively the
Options
(a) Conservation of charge and energy (b) Conservation of current and energy (c) Conservation of mass and charge (d) None of […]
Which of the following pairs is wrong
Options
(a) Pressure-Barometer (b) Relative density-Pyrometer (c) Temperature-Thermometer (d) Earth-Seismograph
Correct Answer:
Relative density-Pyrometer
Explanation:
Barometer – Used to measure a atmospheric pressure
Pyrometer – Used to […]
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