List of practice Questions

Which of the following compounds are aromatic?

The adsorption of water by hydrophilic compounds like cellulose and pectin in root hair cell wall is called _______.

Which of the following does not show a resonance effect

Following solutions were prepared by mixing different volumes of NaOH and HCl of different concentrations :

1. \(60ml\frac{M}{10}HCL+40ml\frac{M}{10}NaOH\)
2. \(55ml\frac{M}{10}HCL+45ml\frac{M}{10}NaOH\)
3. \(75ml\frac{M}{5}HCL+25ml\frac{M}{5}NaOH\)
4. \(100ml\frac{M}{10}HCL+100ml\frac{M}{10}NaOH\)

pH of which one of them will be equal to 1 ?

Let $f (x) = px^2 + qx + r$ , where $p, q, r$ are constants and $p \neq 0$ . If $f (5) = -3 f (2)$ and $f (-4) = 0$ , then the other root of $f$ is

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

Which of the following organisms are known as chief producers in the oceans ?

Match the items given in Column I with those in Column II and select the correct option given below :

Column I		Column II
a.	Fibrinogen	i.	Osmotic balance
b.	Globulin	ii.	Blood clotting
c.	Albumin	iii.	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

Which one of these animals is not a homeotherm ?

Which of the following animals does not undergo metamorphosis ?

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 I		Column II
a.	Proliferative Phase	i.	Breakdown of endometrial lining
b.	Secretory Phase	ii	Follicular Phase
c.	Menstruation	iii.	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 I		Column II
a.	Glycosuria	i.	Accumulation of uric acid in joints
b.	Gout	ii	Mass of crystallised salts within the kidney
c.	Renal calculi	iii.	Inflammation in glomerul
d.	Glomerular nephritis	iv.	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.	Ultrafiltration	i.	Henle’s loop
b.	Concentration of urine	ii	Ureter
c.	Transport of urine	iii.	Urinary bladder
d.	Storage of urine	iv.	Malpighian corpuscle
		v.	Proximal convoluted tubule

Which of the following events does not occur in rough endoplasmic reticulum ?