List of practice Questions

During the life cycle of Plasmodium, sexual reproduction takes place in which of the following hosts?
During the primary treatment of sewage, solid particles that settle down are called
During projectile motion, the horizontal velocity
During proliferative phase, uterine wall undergoes certain changes, these are
During secondary growth in a dicot root, cork cambium is formed by the activity of
During smelting an additional substance is added which combines with impurities to form a fusible product. It is known as
During non-cyclic photophosphorylation, electrons are continuously lost from the reaction centre of $PS II$. Which source is used to replace these electrons?
During pachytene stage of meiosis, the chromosomes appear
During isolation of genetic material, the chemical used to precipitate out the purified $DNA$ is
During microsporogenesis, meiosis occurs in
During $N_2$ fixation, reduction of one molecule of nitrogen into $2$ molecules of $NH_3$ consumes__ molecules of $ATP$.
During binary fission in Amoeba which of the following organelles is duplicated?
During electrolysis of NaOH
During interference of light, energy is:
During acetylation of glucose it needs $x$ moles of acetic anhydride. The value of $x$ would be
During addition polymerisation of ethene molecules, the initiator like benzoyl peroxide, acetyl peroxide, tert-butyl peroxide, etc. are added. Their function is to
During an artificial transmutation the nucleus emits
Due to Frankel defect, the density of ionic solids
Duplication of DNA occurs during which stage of the cell cycle?
Droplets of a liquid are generally more spherical in shape than large drops of the same liquid because
Dry bleach is done by
Dry powder fire extinguisher contains
Doppler shift in frequency does not depend upon
Double convex lenses are to be manufactured from a glass of refractive index $1.55$, with both faces of same radius of curvature. What is the radius of curvature required if the focal length is to be $20\, cm$?
Dow's reaction involves