Please refer to Chapter 7 Diversity in Living Organisms MCQ Class 9 Science with answers below. These multiple-choice questions have been prepared based on the latest NCERT book for Class 9 Science. Students should refer to MCQ Questions for Class 9 Science with Answers to score more marks in Grade 9 Science exams. Students should read the chapter Diversity in Living Organisms and then attempt the following objective questions.

MCQ Questions Class 9 Science Chapter 7 Diversity in Living Organisms

The Diversity in Living Organisms MCQ Class 9 Science provided below covers all important topics given in this chapter. These MCQs will help you to properly prepare for exams.

Question. Which one of the following statement is incorrect regarding the class Aves?
a. They are warm blooded animals
b. They have four chambered heart
c. Forelimb is modified to wings
d. They are viviparous

Question. Which of the following lack conducting tissues?
a. Pteridophytes
b. Bryophytes
c. Gymnosperms
d. Angiosperms

Question. State the phylum to which Antedon and Asterias belong.
a. Porifera
b. Arthropoda
c. Echinodermata
d. Mollusca

Question. Which of the following class has two chambered heart?
a. Pisces
b. Reptilia
c. Amphibians
d. Birds

Question. An organism exhibiting radial symmetry is
a. Ascaris
b. Earthworm
c. Pila
d. Star fish.

Question. Lichen is the symbiotic association between
a. fungi and algae
b. fungi and blue green algae
c. bacteria and algae
d. bacteria and fungi.

Question. Which of the following is not correct regarding Gymnosperms?
a. They possess naked seeds
b. They lack flowers
c. Seeds are enclosed within fruits
d. They possess cones

Question. Cell wall in fungi is composed of
a. cellulose
b. chitin
c. peptidoglycan
d. none of these.

Question. An example of vascular cryptogam is
a. moss
b. liverwort
c. ferns
d. both (a) and (b).

Question. Which of the following is pseudocoelomate?
a. Earthworm
b. Ascaris
c. Liver fluke
d. Octopus

Question. Which of the following are vascular plants?
a. Riccia
b. Ferns
c. Marchantia
d. Chara

Question. Which of the following belong to the division Thallophyta?
a. Chlamydomonas
b. Chara
c. Spirogyra
d. All of these

Question. Sea anemone belongs to the phylum
a. Coelenterata
b. Echinodermata
c. Mollusca
d. Porifera.

Question. Which of the following belongs to the phylum Protochordata?
a. Balanoglossus
b. Amphioxus
c. Herdmania
d. All of these

Question. The phylum to which Euplectella and Sycon belong is
a. Arthropoda
b. Porifera
c. Echinodermata
d. Mollusca

Question. The hierarchy of classification with smallest number of organisms is
a. Kingdom
b. Phylum
c. Genus
d. Species

Question. Water canal system is a characteristic feature of
a. Porifera
b. Echinodermta
c. Mollusca
d. Arthropoda.

Question. Which of the following causes elephantiasis?
a. Wuchereria
b. Tapeworm
c. Planaria
d. Liver fluke

Question. Which of the following possess true coelom?
a. Hydra
b. Liver fluke
c. Ascaris
d. Nereis

Question. An example of bony fish is
a. Torpedo
b. Scoliodon
c. Sea horse
d. Sting ray.

Question. Triploblastic organisms belong to which of the following phylum?
i. Coelenterata
ii. Platyhelminthes
iii. Nematoda
iv. Annelida
a. iii. and iv.
b. ii. and iii.
c. iii. and iv.
d. ii., iii. and iv.

Question. Water driven tube system is a characteristic feature of
a. Porifera
b. Echinodermta
c. Mollusca
d. Arthropoda.

Question. Binomial nomenclature was introduced by
a. Robert Whittaker
b. Ernst Haeckel
c. Carl Woese
d. Carolus Linnaeus.

Question. Which group of organisms possess blood filled haemocoel?
a. Arthropoda
b. Annelida
c. Nematoda
d. Echinodermata

Question. In which class would you place organisms which have scaly exoskeleton and lays egg with tough covering?
a. Aves
b. Reptilia
c. Pisces
d. Amphibia

Question. In which phylum would you place triploblastic organisms having incomplete gut?
a. Nematoda
b. Annelida
c. Platyhelminthes
d. Coelenterata

Question. Which of the following belongs to the kingdom Protista?
a. Rhizopus
b. Chlamydomonas
c. Euglena
d. Anabaena

Question. Which of the following division belongs to the sub-kingdom Cryptogamae?
a. Pteridophyta
b. Thallophyta
c. Gymnosperms
d. Both a and b

Question. Open vascular system is present in
a. Arthropoda
b. Mollusca
c. Pisces
d. both (a) and (b).

Question. Notochord is absent in
a. Protochordata
b. Mammalia
c. Aves
d. none of these.

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