Biology Mcqs

Enzyme present in the saliva is_____________?

(A) lipase

(B) trypsin

(C) ptyalin

(D) invertase

Submitted By: Ali Uppal


Which of the following is not a viral disease?

(A) Cowpox

(B) Mumps

(C) Tetanus

(D) Small pox

Submitted By: Ali Uppal


The mechanism for ATP synthesis is_____________?

(A) Chemosynthesis

(B) Photosynthesis

(C) Phosphorylation

(D) Chemiosmosis

Submitted By: Ali Uppal


Removal or degradation of environmental pollutants or toxic materials by living organisms is called__________?

(A) Integrated disease management

(B) Hydroponic culture technique

(C) Pasteurization

(D) Bioremediation

Submitted By: Ali Uppal


True roots absent in_____________?

(A) ferns

(B) bryophytes

(C) gymnosperms

(D) angiosperms

Submitted By: Ali Uppal


Which statement is incorrect for cloning?

(A) The nucleus of a fertilized egg is replaced by the nucleus from the cell of a fully developed individual

(B) Division of a single egg into one or more separate embryos.

(C) The individual is the mirror image of the parent organism

(D) It involve methods of sexual reproduction

Submitted By: Ali Uppal


Which is a parasitic plant?

(A) cuscuta

(B) rose

(C) ferns

(D) mosses

Submitted By: Ali Uppal


Which treatment is instituted in a cancerous patient?

(A) Antibiotic therapy

(B) Radiotherapy

(C) Gene therapy

(D) None of these

Submitted By: Ali Uppal


Fungi resemble plants because they lack___________?

(A) Cell wall

(B) Cytoplasm

(C) Centriole

(D) Nucleus

Submitted By: Ali Uppal


Which of the following statement is incorrect about antibiotics?

(A) They are used against microorganisms

(B) They are always effective against bacteria

(C) They are used in diseases like tuberculosis and pneumonia

(D) They are derived from bacteria only

Submitted By: Ali Uppal