List of practice Questions

A body of mass 90 g is connected to a string of 100 cm length and whirled in a horizontal circle. If the string can withstand a tension of 2.25 N, then permissible maximum velocity of the body is
A body is projected from the ground with a speed 10 m/s at angle 30° with the horizontal. The height of the body after 5 seconds of its projection is (Acceleration due to gravity = 10 m/s²)
A motor cycle of mass 100 kg is moving with a velocity of 15 m/s on a circular path having radius of curvature 20 m. Then the centrifugal force acting on it is (Acceleration due to gravity = 10 m/s²)
The expression that gives the number of genotypes for multiple alleles is
The majority of the Rh antibodies produced by the mother in Erythroblastosis foetalis are
Pattern Baldness in humans is an example of
The organs which have dissimilar structure and origin but perform the same function are called
The early bacteria synthesized chlorophyll from
The inactivated whole agent vaccine used in the prevention of
Fight or flight responses are due to
Temporary endocrine gland in the human body is
Identify the incorrect statement among the following
The condition of the testis not descending into scrotum is called
Assertion (A): The placenta is connected to the embryo through an umbilical cord.
Reason (R): Somatomammotropin released from placenta has anti-insulin effect on mother.
Assertion (A): The egestion of faeces to outside through anus is a voluntary process.
Reason (R): The undigested wastes in rectum initiates neural reflex causing an urge for its removal.
Assertion (A): Dengue fever is caused due to failure of clot reaction.
Reason (R): The patient of dengue may require transfusion of blood platelets.
Identify the non fibrous joints
Identify the correct option
Statement – I : Alzheimer’s disease is most common in people above 65 years of age.
Statement – II : It is caused by loss of neurons and loss of memory.
Erythropoietin hormone is produced by
Hemozoin is
The larval stages of the parasite that causes gigantism in snail is
Assertion (A): Monkey is the reservoir host of malarial parasite.
Reason (R): Malaria is transmitted by monkey bite.
The production of the flowers in response to light hours in a day is
Identify the correct option
Statement – I: Some insects add glycerol to their blood as antifreezing agent during winter.
Statement – II: Insects are temperature regulators.
Identify the correct option
Statement – I: The contraction of internal intercostals muscles and lateral abdominal muscles help in forced expiration.
Statement – II: The contraction of phrenic muscles increases the volume of the thoracic cavity in antero-posterior axis.