CBSE Questions for Class 9 Biology Diversity In Living Organisms Quiz 18 - MCQExams.com

Which of the following is not correctly matched with respect to their taxonomic classification?
  • Flying Fish, Climbing Perch, Stonefish - Pisces
  • Horned toad, Tree frog, Flying frog - Amphibian
  • Kiwi, Crow, ostrich  - Aves
  • Camel, Rat, Sea mouse - Mammals
Which one of the following statements about certain given animals is correct?
  • Roundworms are pseudocoelomates
  • Molluscs are acoelomates
  • Annelids are pseudocoelomates
  • Flatworms are coelomates
While studying a plant, you discover that it has chlorophyll, no xylem. Its multicellular sex organs are enclosed in a layer of jacket cells. Its gametophyte Stage is free living. The plant probability belongs to ____.
  • Chlorophyceae
  • Bryophyte
  • Pteridophyte
  • Gymnosperm
Identify the animal (A) and name the phylum to which its belongs (B).
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  • A - Balanoglossus, B -Hemichordata
  • A - Balanoglossus, B - Cephalochordata
  • A - Nereis, B - Urochordata
  • A - Nereis, B - Annelida
Identify the animals and the classes to which they belong.
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  • A - Salamandra, Amphibia; B - Chelone, Reptilia; C - Chameleon, Reptilia
  • A - Salamandra, Reptilia; B - Chelone, Amphibia; C - Chameleon, Reptilia
  • A - Salamandra, Amphibia; B - Chelone, Reptilia; C - Chameleon, Amphibia
  • A - Salamandra, Reptilia; B - Chelone, Reptilia; C - Chameleon, Amphibia
Match column I with column II and select the correct option from the codes given below.
Column IColumn II
A.Hirudin(i)Hydra
B.Canal system(ii)Echinodermata
C.Nematocysts(iii)Leech
D.Feather star (iv)Sponges
E.Insects(v)Termites
  • A-(iv), B-(iii), C-(ii), D-(i), E-(v)
  • A-(v), B-(iv), C-(i), D-(iii), E-(ii)
  • A-(iii), B-(iv), C-(i), D-(ii), E-(v)
  • A-(ii), B-(i), C-(iv), D-(v), E-(iii)
Which of these animal has three chambered heart,cloaca and respires by gills,lungs and through skin ?
Match the following list of animals with their level of organisation.

Division of LabourAnimal
A.Organ leveli.Pheretima
B.Cellular agregate levelii.Fasciola
C.Tissue leveliii.Spongilla
D.Organ system leveliv.Obelia
  • i-B, ii-C, iii-D and iv-A
  • i-B, ii-D, iii-C and iv-A
  • i-D, ii-A, iii-B and iv-C
  • i-A, ii-D, iii-C and iv-B
Cleavages in protostomes are
  • Radial
  • Spiral
  • Circular
  • Lateral
Which of the following doesn't have six legs which are used for locomotion? 
  • Periplanata
  • Lepisma
  • Palaemon
  • Peripatus
Which of the following statement is incorrect regarding bryophytes?
  • The female sex organ is flask shaped
  • The antherozoids are released into water
  • The antherozoids are biflagellate
  • Zygote formed undergoes meiosis immediately

Which of the following statement is incorrect about members of phylum Annelida?
  • They have a long and segmented body.
  • They are pseudocoelomate.
  • They live in moist environments, moist soil, freshwater and marine water.
  • Excretory and nervous systems are present.
Blood vessels in Pheretima, which have valves are
  • Dorsal
  • Ventral
  • Integumentary
  • Lateral
In flatworms, fertilisation occurs in the 
  • Surrounding water
  • Female genital tract
  • Male genital tract
  • Specialised flame cells
Two adjoining vertebrae articulates at how many joint with each other.
  • One
  • Two
  • Three
  • Four
Refers to the items listed under different groups in the given table and select the option which correctly indentifies $$X$$ and $$Y$$.
Group IGroup II
Tapeworm
Hookworm
Liver fluke
      X		Vulture
Hyena
   Y
Jackal
  • X - Pinworm, Y - Crow
  • X - Mosquito, Y - Bison
  • X - Leech, Y - Koala
  • X - Bed bug, Y - Wildbeest
Which one of the following phyla is correctly matched with its two general characteristics? 
  • Mollusca - Normally oviparous and development through a trochophore or veligerlarva
  • Arthropoda - Body divided into head, thorax and abdomen and respiration by tracheae
  • Chordata - Notochord at some stage and separate anal and urinary openings to the outside
  • Echinodermata - Pentamerous radial symmetry and mostly internal fertilization
Mesoderm is present as scattered pouches in between the ectoderm and endoderm in
  • Annelids
  • Echinoderms
  • Molluscs
  • Aschelminthes
Arachnids are ______ animals
  • Ureotelic
  • Uricotelic
  • Ammonotelic
  • Guanotelic
The land reptile which went back into water to evolve into fish like reptiles:
  • Around 250mya e.g. Ichthyosaurs.
  • Around 300mya e.g. Therapsids.
  • Around 200mya e.g. Ichthyosaurs.
  • Around 150mya e.g. Therapsids
Match the following columns and select the correct option :
Column - IColumn - II
(a) Gregarious, polyphagous pest(i) $$Asterias$$ 
(b) Adult with radial(ii) Scorpion
(c) Book lung(iii) $$Ctenoplana$$
(d) Bioluminescence(iv) $$Locusta$$
  • (iv), (i), (ii), (iii)
  • (iii), (ii), (i), (iv)
  • (ii), (i), (iii), (iv)
  • (i), (iii), (ii), (iv)
Mammals evolved from:
  • Therapsids
  • Sauropsida
  • Thecodont
  • Tuataras
Which of the following statements is incorrect?
  • Earthworms and Nereis are hermaphrodites.
  • Organisms with external fertilization produce a large number of eggs.
  • The beginning of the menstrual cycle is known as Menarche.
  • Indirect development in Mollusks occurs through trochophore and Veliger larvae.
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