The Living World Practice Questions
NEET · Biology · 1498 free MCQs with instant results and detailed explanations.
1498
Total
298
Easy
672
Medium
528
Hard
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Topics in The Living World
Characteristics of Living Organisms
318
Nomenclature
277
Diversity in Living World
302
Taxonomical Aids
307
Taxonomic Categories
294
Sample Questions from The Living World
Here are 10 sample questions. Start a quiz to get randomized questions with scoring.
Q1
Easy
Which of the following domains includes prokaryotic organisms?
A.
Eukarya
B.
Archaea
C.
Animalia
D.
Plantae
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Correct Answer: B
The Archaea domain includes prokaryotic organisms that are distinct from bacteria and can survive in extreme environments.
Q2
Easy
Which of the following is an example of a genus?
A.
Homo
B.
Animalia
C.
Mammalia
D.
Canis familiaris
Show Answer & Explanation
Correct Answer: A
Homo is a genus that includes humans and related species, while Animalia and Mammalia are broader classifications.
Q3
Easy
Which type of organism can perform photosynthesis?
A.
Fungi
B.
Animals
C.
Plants
D.
All of the above
Show Answer & Explanation
Correct Answer: C
Plants are the primary organisms that perform photosynthesis, whereas fungi and animals cannot perform this process.
Q4
Medium
Which of the following is a characteristic feature of all living organisms?
A.
Ability to reproduce
B.
Presence of a nucleus
C.
Movement
D.
Ability to photosynthesize
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Correct Answer: A
All living organisms possess the ability to reproduce, which is essential for the continuation of their species. While other options may apply to specific organisms, reproduction is a universal characteristic.
Q5
Medium
Which domain of life includes organisms that are primarily unicellular and prokaryotic?
A.
Eukarya
B.
Archaea
C.
Bacteria
D.
Fungi
Show Answer & Explanation
Correct Answer: C
The Bacteria domain includes unicellular, prokaryotic organisms that lack a nucleus and other membrane-bound organelles, distinguishing them from Archaea and Eukarya.
Q6
Medium
In the classification of living organisms, which taxonomic rank comes immediately after 'Phylum'?
A.
Class
B.
Order
C.
Family
D.
Genus
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Correct Answer: A
In the hierarchical classification system, 'Class' directly follows 'Phylum'. This is the correct order of taxonomic ranks.
Q7
Medium
Which of the following statements is TRUE regarding the concept of biodiversity?
A.
It is only about the number of species in a given area.
B.
It includes genetic, species, and ecosystem diversity.
C.
Biodiversity is the same across all ecosystems.
D.
Biodiversity does not affect ecosystem stability.
Show Answer & Explanation
Correct Answer: B
Biodiversity encompasses genetic diversity within species, variety of species, and the diversity of ecosystems themselves, making option B the most comprehensive and correct statement.
Q8
Hard
In a dichotomous key, what is the purpose of each step?
A.
To provide synonyms for species names
B.
To guide identifying organisms through sequential choices
C.
To list all organisms in a specific area
D.
To illustrate evolutionary trees
Show Answer & Explanation
Correct Answer: B
A dichotomous key uses a series of choices that lead the user through a sequence of questions to identify an organism.
Q9
Hard
Which of the following is not a characteristic of living organisms?
A.
Growth and development
B.
Capacity for evolution
C.
Reproduction
D.
Presence of a backbone
Show Answer & Explanation
Correct Answer: D
Presence of a backbone is a characteristic only of vertebrates, while the other options apply to all living organisms.
Q10
Hard
What is the major difference between prokaryotic and eukaryotic cells?
A.
Prokaryotic cells have a nucleus; eukaryotic cells do not
B.
Eukaryotic cells are generally smaller than prokaryotic cells
C.
Prokaryotic cells lack membrane-bound organelles
D.
Eukaryotic cells reproduce asexually only
Show Answer & Explanation
Correct Answer: C
Prokaryotic cells are characterized by the absence of membrane-bound organelles, while eukaryotic cells contain them.
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The Living World — NEET Biology Practice Questions Online
This page contains 1498 practice MCQs for the chapter The Living World in NEET Biology. The questions are organized by difficulty — 298 easy, 672 medium, 528 hard — so you can choose the right level for your preparation.
Every question includes a detailed explanation to help you understand the concept, not just memorize answers. Take a timed quiz to simulate exam conditions, or practice at your own pace with no time limit. This chapter covers 5 topics, giving you comprehensive coverage of the entire chapter.