List of practice Questions

A diode as a rectifier converts
A diode used as a rectifier is
$A$ die is rolled. Let $E$ be the event "die shows $4$" and $F$ be the event "die shows even number". Then, $E$ and $F$ are
Adventitive polyembryony occurs in
Grain covering of Maize is formed of
In onion seed which is not differentiable
Moisture content of a mature seed is
A dicotyledonous plant bears flowers but never produces fruits and seeds. The most probable cause for the above situation is
Outer multicellular solid and inner liquid endosperm occurs in
Tritegmic ovules occur in
Vegetative fertilization is characterised by
A dice is thrown twice. The probability of getting 4, 5 or 6 in the first throw and 1, 2, 3 or 4 in the second throw is
Scotopic vision is due to
Modified sebaceous glands that open over free margins of eye lids are
Rods and cones are partially embedded in
Suspensory ligaments of eye connect lens with
Aurbach's plexus controls
Conditioned reflex develops due to
Mucus is secreted over the olfactory epithelium by
Taste hair of gustatory receptor cells are
Among the following biogeochemical cycles which one does not have losses due to respiration
An inverted pyramid of biomass can be found in which ecosystem
Filum terminale is part of
Which of the following is not a producer ?
Key industry animals are