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MCQs on Diversity in Living Organisms Class 9 Science
By Karan Singh Bisht
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Updated on 29 Sep 2025, 15:25 IST
The chapter Diversity in Living Organisms (Class 9 Science) explains how different plants and animals are grouped. Practicing MCQs on Diversity in Living Organisms Class 9 helps students revise quickly and prepare for school exams as well as competitive tests.
Introduction of Diversity in Living Organisms Class 9 Science
- Biodiversity: Variety of living organisms on Earth.
- Classification: Grouping of organisms on similarities and differences.
- Five Kingdoms of Classification: Monera, Protista, Fungi, Plantae, Animalia.
- Plant Groups: Thallophyta, Bryophyta, Pteridophyta, Gymnosperms, Angiosperms.
- Animal Groups: From Porifera to Mammalia.
- Binomial Nomenclature: Two-word scientific naming system.
Class 9 Chapter 7 Diversity In Living Organisms – MCQs
Question: Which kingdom includes unicellular organisms with a prokaryotic cell structure?
a) Plantae
b) Animalia
c) Monera
d) Fungi
Answer: c) Monera
Question: Which kingdom includes organisms that are primarily multicellular and autotrophic?
a) Animalia
b) Plantae
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c) Fungi
d) Protista
Answer: b) Plantae
Question: The study of classification is known as:
a) Ecology
b) Taxonomy
c) Morphology
d) Physiology
Answer: b) Taxonomy
Question: Which kingdom consists of organisms that are mostly decomposers?
a) Animalia
b) Protista
c) Fungi
d) Plantae
Answer: c) Fungi
Question: Which of the following is a characteristic of protists?
a) Prokaryotic cells
b) Multicellular
c) Eukaryotic cells
d) No nucleus
Answer: c) Eukaryotic cells
Question: Which phylum includes the flatworms?
a) Annelida
b) Platyhelminthes
c) Arthropoda
d) Mollusca
Answer: b) Platyhelminthes
Question: Which of the following are examples of gymnosperms?
a) Ferns
b) Pines
c) Mosses
d) Algae
Answer: b) Pines
Question: In which kingdom would you place multicellular, heterotrophic organisms with a well-developed nervous system?
a) Plantae
b) Animalia
c) Fungi
d) Protista
Answer: b) Animalia
Question: Which class do frogs belong to?
a) Reptilia
b) Mammalia
c) Amphibia
d) Aves
Answer: c) Amphibia
Question: Which group includes organisms that can perform photosynthesis?
a) Fungi
b) Protista
c) Animalia
d) Monera
Answer: b) Protista
Question: Which phylum includes segmented worms?
a) Annelida
b) Platyhelminthes
c) Nematoda
d) Mollusca
Answer: a) Annelida
Question: Which class of animals lays eggs with hard shells?
a) Reptilia
b) Mammalia
c) Amphibia
d) Pisces
Answer: a) Reptilia
Question: Which kingdom includes unicellular eukaryotic organisms?
a) Monera
b) Protista
c) Fungi
d) Plantae
Answer: b) Protista
Question: Which characteristic is used to classify organisms into different phyla?
a) Number of legs
b) Type of habitat
c) Body symmetry
d) Color
Answer: c) Body symmetry
Question: Which group of plants does not produce seeds?
a) Angiosperms
b) Gymnosperms
c) Pteridophytes
d) Bryophytes
Answer: d) Bryophytes
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Question: Which class of vertebrates has hair or fur on their bodies?
a) Amphibia
b) Reptilia
c) Mammalia
d) Aves
Answer: c) Mammalia
Question: Which phylum includes animals with jointed legs?
a) Annelida
b) Arthropoda
c) Mollusca
d) Echinodermata
Answer: b) Arthropoda
Question: Which group of plants produces flowers?
a) Angiosperms
b) Gymnosperms
c) Pteridophytes
d) Bryophytes
Answer: a) Angiosperms
Question: Which class do birds belong to?
a) Reptilia
b) Mammalia
c) Amphibia
d) Aves
Answer: d) Aves
Question: Which kingdom includes organisms that reproduce by spores?
a) Plantae
b) Animalia
c) Fungi
d) Monera
Answer: c) Fungi
Question: Which phylum includes roundworms?
a) Platyhelminthes
b) Nematoda
c) Annelida
d) Arthropoda
Answer: b) Nematoda
Question: Which kingdom consists of multicellular organisms that are autotrophic?
a) Fungi
b) Plantae
c) Animalia
d) Protista
Answer: b) Plantae
Question: Which group of animals has an exoskeleton?
a) Annelida
b) Mollusca
c) Arthropoda
d) Echinodermata
Answer: c) Arthropoda
Question: Which of the following is a characteristic of angiosperms?
a) Needle-like leaves
b) Flowers
c) Cones
d) Non-vascular
Answer: b) Flowers
Question: Which class of vertebrates has moist skin and lays eggs in water?
a) Amphibia
b) Reptilia
c) Mammalia
d) Aves
Answer: a) Amphibia
Question: Which phylum includes starfish?
a) Annelida
b) Arthropoda
c) Mollusca
d) Echinodermata
Answer: d) Echinodermata
Question: Which kingdom includes organisms that are primarily decomposers?
a) Monera
b) Protista
c) Fungi
d) Animalia
Answer: c) Fungi
Question: Which group of plants includes ferns?
a) Bryophytes
b) Pteridophytes
c) Gymnosperms
d) Angiosperms
Answer: b) Pteridophytes
Question: Which class do fish belong to?
a) Amphibia
b) Reptilia
c) Mammalia
d) Pisces
Answer: d) Pisces
Question: Which kingdom includes multicellular organisms with cell walls made of cellulose?
a) Fungi
b) Plantae
c) Animalia
d) Protista
Answer: b) Plantae
Question: Which phylum includes animals with a notochord?
a) Annelida
b) Arthropoda
c) Chordata
d) Mollusca
Answer: c) Chordata
Question: Which class of vertebrates is known for laying eggs with leathery shells?
a) Reptilia
b) Amphibia
c) Mammalia
d) Pisces
Answer: a) Reptilia
Question: Which group of plants lacks true roots, stems, and leaves?
a) Bryophytes
b) Pteridophytes
c) Gymnosperms
d) Angiosperms
Answer: a) Bryophytes
Question: Which kingdom includes unicellular organisms with a nucleus?
a) Monera
b) Protista
c) Fungi
d) Animalia
Answer: b) Protista
Question: Which phylum includes soft-bodied animals, many of which have shells?
a) Annelida
b) Arthropoda
c) Mollusca
d) Echinodermata
Answer: c) Mollusca
Question: Which group of organisms is primarily responsible for decomposing organic material?
a) Protista
b) Plantae
c) Fungi
d) Animalia
Answer: c) Fungi
Question: Which class of vertebrates includes animals that can regulate their body temperature?
a) Amphibia
b) Reptilia
c) Mammalia
d) Aves
Answer: c) Mammalia
Question: Which group of plants produces seeds that are not enclosed in fruits?
a) Angiosperms
b) Gymnosperms
c) Pteridophytes
d) Bryophytes
Answer: b) Gymnosperms
Question: Which phylum includes segmented animals with a body cavity?
a) Annelida
b) Platyhelminthes
c) Nematoda
d) Arthropoda
Answer: a) Annelida
Question: Which kingdom includes organisms that are primarily photosynthetic?
a) Monera
b) Plantae
c) Fungi
d) Animalia
Answer: b) Plantae
Question: Which class of vertebrates includes animals with feathers?
a) Reptilia
b) Amphibia
c) Mammalia
d) Aves
Answer: d) Aves
Question: Which group of plants includes mosses?
a) Bryophytes
b) Pteridophytes
c) Gymnosperms
d) Angiosperms
Answer: a) Bryophytes
Question: Which phylum includes animals with radial symmetry?
a) Annelida
b) Arthropoda
c) Mollusca
d) Echinodermata
Answer: d) Echinodermata
Question: Which kingdom includes multicellular organisms that lack chlorophyll?
a) Monera
b) Protista
c) Fungi
d) Plantae
Answer: c) Fungi
Question: Which class of vertebrates includes animals that lay eggs in water and undergo metamorphosis?
a) Amphibia
b) Reptilia
c) Mammalia
d) Aves
Answer: a) Amphibia
Question: Which phylum includes animals with an exoskeleton and jointed appendages?
a) Annelida
b) Arthropoda
c) Mollusca
d) Echinodermata
Answer: b) Arthropoda
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Question: Which kingdom includes unicellular organisms without a nucleus?
a) Monera
b) Protista
c) Fungi
d) Plantae
Answer: a) Monera
Question: Which group of plants includes those that have vascular tissue but do not produce seeds?
a) Bryophytes
b) Pteridophytes
c) Gymnosperms
d) Angiosperms
Answer: b) Pteridophytes
Question: Which class of vertebrates includes animals that breathe through gills and live in water?
a) Amphibia
b) Reptilia
c) Mammalia
d) Pisces
Answer: d) Pisces
Question: Which phylum includes animals that have a notochord at some stage of their development?
a) Annelida
b) Arthropoda
c) Chordata
d) Mollusca
Answer: c) Chordata
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