List of practice Questions

Everybody in a room shakes hands with everybody else. The total number of handshakes is 45. The total number of persons in the room is
If A and B are mutually exclusive events , given that $P(A) = \frac{3}{5} , P(B) = \frac{1}{5}$, then P(A or B) is
Match the items given in Column I with those in Column II and select the correct option given below :
Column IColumn II
a.Fibrinogeni.Osmotic balance
b.Globulinii.Blood clotting
c.Albuminiii.Defence mechanism
Which of the following is an occupational respiratory disorder ?
Calcium is important in skeletal muscle contraction because it
Identify the vertebrate group of animals characterized by crop and gizzard in its digestive system.
Ciliates differ from all other protozoans in
Many ribosomes may associate with a single mRNA to form multiple copies of a polypeptide simultaneously. Such strings of ribosomes are termed as
According to Hugo de Vries, the mechanism of evolution is
Match the items given in Column I with those in Column II and select the correct option given below :
Column IColumn II
a.Proliferative Phasei.Breakdown of endometrial lining
b.Secretory PhaseiiFollicular Phase
c.Menstruationiii.Luteal Phase
All of the following are part of an operon except
AGGTATCGCAT is a sequence from the coding strand of a gene. What will be the corresponding sequence of the transcribed mRNA ?
A woman has an X-linked condition on one of her X chromosomes. This chromosome can be inherited by
Which of the following gastric cells indirectly help in erythropoiesis ?
Match the items given in Column I with those in Column II and select the correct option given below :
Column IColumn II
a.Glycosuriai.Accumulation of uric acid in joints
b.GoutiiMass of crystallised salts within the kidney
c.Renal calculiiii.Inflammation in glomerul
d.Glomerular nephritisiv.Presence of glucose in urine
Match the items given in Column I with those in Column II and select the correct option given below :
Column I
(Function)		Column II
(Part of Excretory System)
a.Ultrafiltrationi.Henle’s loop
b.Concentration of urineiiUreter
c.Transport of urineiii.Urinary bladder
d.Storage of urineiv.Malpighian corpuscle
 v.Proximal convoluted tubule
Which of the following events does not occur in rough endoplasmic reticulum ?
Which of these statements is incorrect ?
Nissl bodies are mainly composed of
Which of the following terms describe human dentition ?
Select the incorrect match :
Hormones secreted by the placenta to maintain pregnancy are
The contraceptive ‘SAHELI'
The amnion of mammalian embryo is derived from
The difference between spermiogenesis and spermiation is