Levels of Biological Organization Online Test Questions 2019-2020 - 1

Question: 1

Which one of the following is a homogametic conditions?

(A) XY

(B) ZW

(C) XX

(D) XO

Question: 2

Among the following elements which one is an essential for the transmission of impulses in the nerve fibre?

(A) Zinc

(B) Calcium

(C) Iron

(D) Sodium

Question: 3

Bacterium which is spherical is

(A) Peritrichous 

(B) Spirillum

(C) Bacillus

(D) Coccus

Question: 4

Bacterium that is responsible for fermentation of dairy milk is

(A) Acetobactor

(B) Lactobacillus

(C) Rhizobium

(D) Ray bacillus

Question: 5

Which one is a micro element?

(A) Phosphorous 

(B) Potassium

(C) Magnesium

(D) Manganese