LIFE SCIENCE

OBJECTIVE LIFE SCIENCE

DIVERSITY AMONG LIFE FORMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which kingdom/lifeforms are always unicellular?
A
protists
B
fungi
C
bacteria
D
animals
Explanation: 

Detailed explanation-1: -1) Kingdom Monera comprises unicellular organisms which lack definite nucleus hence are categorised under prokaryotes. Example Bacterias. 2) Kingdom Protista comprises organisms which are neither plant, animal nor fungi. They are mostly unicellular, free living and also in live colonies.

Detailed explanation-2: -Unicellular organisms are organisms consisting of one cell only that performs all vital functions including metabolism, excretion, and reproduction. Unicellular organisms can either be prokaryotes or eukaryotes. Examples of unicellular organisms are bacteria, archaea, unicellular fungi, and unicellular protists.

Detailed explanation-3: -Monera and Protista both are those kingdoms which have only unicellular organisms. Monera are unicellular and have no nucleus.

There is 1 question to complete.