Biology Mcqs

Allium cepa is the scientific name of______________?

(A) Onion

(B) Amaltas

(C) Potato

(D) Tomato

Submitted By: Ali Uppal


According to Lamarch evolution occurred as the result of__________?

(A) Natural selection

(B) The theory of recapitulation

(C) Inheritance of acquired characters

(D) Over production

Submitted By: Ali Uppal


The one which can break open a plasmid ring is__________?

(A) Ligase enzyme

(B) Primase enzyme

(C) Restriction endonuclease

(D) ATP-ase enzyme

Submitted By: Ali Uppal


Which of the Euglenas (a Protoctista) character resembles that of animals______________?

(A) They can move

(B) They lack cell wall

(C) They do not have chlorophyll

(D) Both a and b

Submitted By: Ali Uppal


Submitted By: Ali Uppal


Five kingdom classification was proposed by_____________?

(A) Carlous Linnaeus

(B) E-Chatton

(C) Robert Whittaker

(D) Lynn Margulis and Karlene Schwartz

Submitted By: Ali Uppal


In most ecosystems the greatest amount of energy flows through the____________?

(A) Secondary consumers

(B) Herbivores

(C) Carnivores

(D) Decomposers

Submitted By: Ali Uppal


DNA or RNA of viruses is enclosed in _______________ coat?

(A) Protein

(B) Carbohydrate

(C) Lipid

(D) DNA

Submitted By: Ali Uppal


All of the following are involved in nitrification except

(A) Nitrobacter

(B) Nitrosomonas

(C) Rhizohium

(D) All of these

Submitted By: Ali Uppal


Submitted By: Ali Uppal