Biology Mcqs

Non polar organic molecules are ___________ in water?

(A) Soluble

(B) Insoluble

(C) Partially soluble

(D) Depends upon condition

Submitted By: Ali Uppal


The survival of an animal depends upon its ability to take some from its environment____________?

(A) Chemicals

(B) Hydrocarbons

(C) Organic molecules

(D) Inorganic molecules

Submitted By: Ali Uppal


Submitted By: Ali Uppal


Carbon commonly combines with______________?

(A) H

(B) N & O

(C) P & S

(D) All of these

Submitted By: Ali Uppal


Triglyceride is also known as_____________?

(A) Natural lipid

(B) Neutral lipid

(C) Neutral wax

(D) All of these

Submitted By: Ali Uppal


Which statement correctly describes the transcription of DNA?

(A) It produces another DNA molecule

(B) It produces mRNA

(C) It is a semi conservation process

(D) It occurs at surface of ribosomes

Submitted By: Ali Uppal


The one which is a weed killer is___________?

(A) IAA

(B) NAA

(C) 2 4-D

(D) GA

Submitted By: Ali Uppal


The discease in which transmembrane carrier for the chloride ion is not produced is__________?

(A) Hyperchloesterolemia

(B) Cystic fibrosis

(C) Severe combined immunodeficiency syndrome

(D) AIDS

Submitted By: Ali Uppal


There are mainly __________ types of tRNA?

(A) 170

(B) 20

(C) 25

(D) 15

Submitted By: Ali Uppal


Which conjegated molecules play important role in gene expression___________?

(A) Glycolipids

(B) Glycoproteins

(C) Nucleohistones

(D) None of these

Submitted By: Ali Uppal