DAILY PRACTICE TEST-04 (ZOOLOGY) QUESTIONS

TOPIC: ANIMAL KINGDOM

(CHORDATES: CEPHALOCHORDATA, UROCHORDATA, CYCLOSTOMA, PISCES & AMPHIBIA)

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 DAILY PRACTICE TEST-04 (ZOOLOGY) QUESTIONS
1. Notochord in chordates is (a) Nerve cord, Gill slits, Notochord, Post anal
(a) Ventral (b) Hollow tail
(c) Solid (d) Paired (b) Nerve cord, Notochord, Gill slits, Post anal
2. Urochordates includes tail
(a) Ascidia, Salpa, Brachiostoma (c) Notochord, nerve cord, Gill slits, Post anal
(b) Salpa, Ascidia, Doliolum tail
(c) Amphioxus, Lancelet, Brachiostoma (d) Notochord, Gill slits, Post anal tail, nerve
(d) Ascidia, Doliolum, Lancelet cord
3. Which characteristic is not true for chordates? 11. The mouth in Petromyzon is
(a) Pharynx is perforated by gill slits (a) Sucking, Circular and is with jaws
(b) Presence of post anal tail (b) Sucking, ventral and is with jaws
(c) Heart is dorsal (c) Sucking, circular and is without jaws
(d)Bilaterally symmetrical, triploblastic, (d) Sucking, dorsal and is without jaws
coelomate 12. The precursor of vertebral column is
4. Given below are the characteristics of the (a) Nerve cord (b) Notochord
following animal. Which of these are true? (c) Spinal cord (d) Protochord
13. The excretory and osmoregulatory organ in
chordates is
(a) Organ of Bojanus (b) Nephridia
(i) Migrate to fresh water for spawning (c) Kidney (d) Nephron
(ii) They have paired fins 14. The larvae of cyclostomes undergo
(iii) Circulation is of open type metamorphosis in
(iv) Vertebral column is cartilaginous (a) Ocean (b) Fresh water
(a) ii & iii (b) i & iii (c) Estuary (d) Both ‘a’ & ‘b’
(c) i & iv (d) ii & iv 15. Select the taxon mentioned that represents both
5. Urochordates and Cephalochordates are often marine and fresh water species
referred to as (a) Urochordates (b) Cephalochordates
(a) Prechordates (b) Protochordates (c) Osteichthyes (d) Chondrichthyes
(c) Tunicates (d) Cyclostomes 16. The type of scale in Myxine
6. In Amphioxus, (a) Placoid (b) Cycloid
(a) Notochord is present only in larval tail. (c) Ctenoid (d) None
(b) Notochord is absent. 17. Gnathostomata includes animals with
(c) Notochord extends from head to tail and is (a) Circular mouth (b) Mouth bearing jaws
present only during larval stage. (c) Mouth without jaws
(d) Notochord extends from head to tail and is (d) Ventral mouth
persistent throughout life . 18. In vertebrates, notochord is present
7. Select the correct statement (a) Throughout life
(a) All vertebrates are chordates (b) On ventral side
(b) All non-chordates are vertebrates (c) During the embryonic period
(c) All chordates are vertebrates (d) till half life
(d) All invertebrates are chordates 19. Which of the following is a fresh water fish?
8. How many gill slits are present in cyclostomes? (a) Dog fish (b) Saw fish
(a) 2-3 pairs (b) 8 pairs (c) Rohu (d) Trygon
(c) 8 (d) 4 20. Find the odd one out:
9. Match column I with column II (a) Sea fan (b) Sea pen
Column I Column II (c) Sea cucumber (d) Sea horse
(A) Branchiostoma (p) Hagfish 21. Presence of which of these help in providing
(B) Petromyzon (q) Urochordate buoyancy
(C) Myxine (r) Amphioxus (a) Air bladder (b) Gill slits
(D) Ascidia (s) Lamprey (c) Operculum (d) Cloaca
(a) A-p, B-q, C-r, D-s (b) A-r, B-s, C-q, D-p 22. Find the incorrect match:
(c) A-s, B-r, C-p, D-q (d) A-r, B-s, C-p, D-q (a) Carchoradon- Great white shark
10. Choose the correct sequence of labeling for the (b) Clarias- Magur
following diagram (c) Trygon- electric ray
(d) Myxine- Hag fish
23. Refer to the diagram given below & find out
which of these is not a fish:

(a)
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 DAILY PRACTICE TEST-04 (ZOOLOGY) QUESTIONS
(4) Internal fertilization
(b) (5) External ear (6) Scale less skin
(7) Aquatic life only (8) Bisexual
How many of these are seen in Amphibia?
(c)
(a) 2 (b) 3
(c) 4 (d) 5
33. Find the odd one out:
(a) Hyla (b) Rana
(c) Bufo (d) Ichthyophis
34. Find the correct characteristic wrt chondrichthyes
(d) (a) Terminal mouth
24. Chondrichthyes possess which type of scales? (b) Males have claspers on pelvic fins
(a) cycloid (b) ganoid (c) Homeothermic (d) Air bladder
(c) placoid (d) ctenoid 35. Mark the statement which is correct
25. Which of the following fish is used for (a) Clarias has 4 pair of gills which are covered
decorative purposes? by operculum
(a) Scoliodon (b) Pterophyllum (b) Exocoetus exhibit internal fertilization and
(c) Betta (d) Both (b) & (c) direct development
26. Find the incorrect statement: (c) Pristis show the presence of air bladder due
(a) Chondrichthyes are mostly marine. to which it does not sink
(b) Bony fishes are unisexual. (d) Hyla is an exceptional frog which shows
(c) Amphibians possess placoid scales over skin. internal fertilization and direct development
36. Find the odd one out:
(d) Cyclostomes have closed circulation.
27. From the list of given fishes, find out how many
of them have a terminal mouth:
(1) Exocoetus (2) Pristis (a) (b)
(3) Scoliodon (4) Clarias
(5) Catla (6) Betta
(7) Labeo (8) Trygon
(a) 4 (b) 5
(c) 6 (d) 7
28. Body of frog is divided into (c) (d)
(a) Head, Neck, Trunk (b) Head and trunk 37. The correct origin of scales in the following
(c) Head, Thorax, Abdomen groups is
(d) Head, Neck, Abdomen Osteichthyes Chondrichthyes
29. Find the correct statement: (a) epidermal dermal
(a) Osteichthyes mostly exhibits external (b) epidermal epidermal
fertilization (c) dermal dermal
(b) Amphibians mostly exhibit direct (d) dermal epidermal
development 38. Mark the odd one with respect to their
(c) Cartilagenous fishes are oviparous taxonomical category.
(a) Pisces (b) Amphibia
(d) Larva of cyclostomes metamorphose in sea (c) Reptilia (d) Aves
water
30. Find the Correct Match: 39. Separation of sexes is seen in
31. Read the following paragraph: Column I Column II Column III
Osteichthyes possess A chambered heart. They (a) Trygon Sting ray Osteichthyes
have B development and show C (b) Great white shark Operculum
fertilization. They are mostly D Carchoradon
(A) (B) (C) (D) Katla present
(c) Catla catla
(a) 2 Direct Internal Viviparous Cat fish Direct
(d) Scoliodon
(b) 3 Indirect Internal Oviparous development
(c) 2 Indirect External Viviparous Poikilothermic
(d) 2 Direct External Oviparous (a) most of the vertebrates
32. Refer to the given characteristics: (b) few vertebrates
(1) Oviparous (2) Cloaca (c) all the vertebrates
(3) Indirect development (d) none of the vertebrates
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 DAILY PRACTICE TEST-04 (ZOOLOGY) QUESTIONS
40. The heart which only receives blood from organs (d) Cyclostomes, chondrichthyes and
but doesn’t give blood to them, is found in osteichthyes.
(a) Cyclostomes and osteichthyes but not in 41. The larval stages in fishes are comparable to
chondrichthyes. which stage in mammals?
(b) Cyclostomes and chondrichthyes but not in (a) infancy (b) adolescence
osteichthyes. (c) foetal (d) childhood
(c) Chondrichthyes and osteichthyes but not in
cyclostomes.
42. Mark the correct characteristics with the organisms
Pristis Petromyzon Pterophyllum
(a) Circulation closed open open
(b) No. of gills 5-7 pairs 6-15 pairs 4 pairs
(c) Habitat marine fresh water fresh water
(d) Heart 3 chambered incompletely 3 chambered 3 chambered
43. Which of the following properties are correctly represented?
Cyclostomata Chondrichthyes Osteichthyes Amphibia
Internal
(a)
fertilization    
Found in
(b)
Sea water    
External
(c)
fertilization    
(d) Scales    
44. Which of the following is not untrue? (7) Internal fertilization(8) Dermal scales
(a) Amphibians undergo copulation but have (9) External fertilization (10) Elasmobranchi
external fertilization (11) Ventral mouth (12) Teleostomi
(b) Amphibians don’t undergo copulation as they (a) 7-11-8-3-6-10-1 (b) 2-6-4-12-9
have external fertilization (c) 1-12-8-11-6-7-3 (d) 9-6-4-11-2
(c) Amphibians undergo copulation as they have
internal fertilization 49. In chordates, the notochord that is formed is
(d) Amphibians undergo copulation but have (a) cartilaginous & dorsal to the nerve cord
internal fertilization (b) cartilaginous & ventral to the nerve cord
45. The teeth in saw fish are (c) bony & dorsal to the nerve cord
(a) bony (b) cartilaginous (d) bony & ventral to the nerve cord
(c) modified placoid scale 50. The copulatory organs, claspers found in some
(d) modified cycloid scales fishes are
46. Frog and toad are similar in that (a) modified pelvic fins
(a) They belong to the same family but different (b) modified pectoral fins
genera. (c) modified placoid scale
(b) The poisonous glands present in both of them (d) modified cycloid scale
are parotid glands. 51. The difference in central nervous system of
(c) Both of them respire through their brightly chordates and non- chordates is
coloured dry skin. (a) Chordates- single, hollow and dorsal; Non-
(d) Both of them release urea as their chief chordates- ventral, solid and double
excretory product. (b) Chordates- double, hollow and dorsal; Non-
47. Which of these groups has marine organisms chordates- ventral, hollow and double
exclusively? (c) Chordates- single, hollow and dorsal; Non-
(a) Doliolum, Amphioxus, Trygon, Ichthyopis chordates- ventral, hollow and double
(b) Myxine, Herdmania, Scoliodon, Rana (d) Chordates- single, hollow and ventral; Non-
(c) Doliolum, Salpa, Amphioxus, Torpedo chordates- ventral, solid and double
(d) Lepidosiren, Hippocampus, Scoliodon, 52. Amphibians are mostly
Petromyzon (a) sanguivorous (b) herbivorous
48. Consider the following properties. Which of these (c) carnivorous (d) omnivorous
can be grouped together? 53. Which of the following properties are found in all
(1) Heterocercal tail (2) Epidermal scales chordates without exceptions?
(3) Claspers (4) Terminal mouth (a) Presence of a ventral heart with two or
(6) Homocercal tail (6) Viviparous more chambers.

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 DAILY PRACTICE TEST-04 (ZOOLOGY) QUESTIONS
(b) Presence of pharyngeal gill slits throughout life. (a) If both the assertion and the reason are true and the
(c) Notochord extends from head to tail throughout reason is a correct explanation of the assertion
life. (b) If both the assertion and reason are true but the
(d) Presence of post anal tail. reason is not a correct explanation of the assertion
54. Which of the following genera includes lung (c) If the assertion is true but the reason is false
fishes? (d) If both the assertion and reason are false
(a) Exocoetus (b) Protopterus 56. A: Chordates are characterized by the presence of
(c) Pterophyllum (d) Pristis paired pharyngeal gill slits.
55. Which of the following groups of organisms have R: Pharyngeal gill slits are respiratory organs in
kidneys as their excretory organs? adult chordates.
(a) Tunicates, Lancelets, Cyclostomes, 57. A: Cyclostomes are included under Agnatha.
Chondrichthyes, Osteichthyes and Amphibians R: Cyclostomes have circular & sucking mouth.
(b) Cyclostomes, Chondrichthyes, Osteichthyes and 58. A: Toad can live both on land and in water.
Amphibians R: It can respire through gills, skin and lungs.
(c) Lancelets, Cyclostomes, Chondrichthyes, 59. A: Scoliodon exhibits internal fertilization.
Osteichthyes and Amphibians R: It has penis for copulation.
(d) Tunicates, Cyclostomes, Chondrichthyes, 60. A: Fresh water fishes with bony endoskeleton don’t
Osteichthyes and Amphibians have an air bladder.
ASSERTION AND REASON QUESTIONS: R: Fresh water bony fishes swim continuously to
In the questions from 55-60 mark the following avoid sinking.

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