Biology Mcqs

Which of the following is an RNA virus:

(A) Influenza virus

(B) Herpes virus

(C) HBV

(D) Pox virus

Submitted By: Ali Uppal


In the Lysogenic cycle the DNA of the bacteriophage__________________?

(A) Joins the bacterial chromosomes

(B) Attaches to the inner surface of the host membrane

(C) Is immediately degraded when enters the host

(D) Goes directly to host ribosomes for translation

Submitted By: Ali Uppal


Tobacco mosaic virus is__________?

(A) Spherical

(B) Rod Shaped

(C) Tadpole like

(D) Hexagonal

Submitted By: Ali Uppal


Submitted By: Ali Uppal


Which of the following disease results in Paralysis due to viral attack on C.N.S:

(A) Measles

(B) Herpes simplex

(C) Hepatitis

(D) Polio

Submitted By: Ali Uppal


Submitted By: Ali Uppal


Loss of appetite due to the fear of becoming obese is____________?

(A) Anorexia nervosa

(B) Bulimia nervosa

(C) Piles

(D) Dyspepsia

Submitted By: Ali Uppal


Autotrophic organisms can exist in an exclusively ________________ environment?

(A) Organic

(B) Inorganic

(C) Wet

(D) Terrestrial

Submitted By: Ali Uppal


An illness which largely affects girls usually just after the onset of puberty.

(A) Bulimia nervosa

(B) Obesity

(C) Anorexia nervosa

(D) None of these

Submitted By: Ali Uppal


Puccinia is a parasitic___________?

(A) Plant

(B) Fungus

(C) Animal

(D) Algae

Submitted By: Ali Uppal