Question 1 :
Which of the following is not a feature of birds?
1. Forelimbs modified into wings
2. Single occipital condyle
3. Ten pairs of cranial nerves
4. Four chambered heart
Question 2 :
Which of the following statements is not true about Nematodes?
1. They are bilaterally symmetrical, un-segmented worms
2. They are covered with a flexible, thick cuticle that is molted four times as they grow
3. They possess cilia or flagella on their reproductive cells
4. They possess a hydrostatic skeleton
Question 3 :
Radially symmetrical animals:
1. Are all triploblastic
2. Tend to be sessile and passively floating
3. Have a definite head and a brain
4. Have an anterior and a posterior end
Question 4 :
An important evolutionary transition that appeared for the first time in Echinoderms is:
1. Bilateral symmetry
2. Radial symmetry
3. Tube within a tube plan
4. Endoskeleton
Question 5 :
An important evolutionary transition that appeared for the first time in Echinoderms is:
1. Bilateral symmetry
2. Radial symmetry
3. Tube within a tube plan
4. Endoskeleton
Question 6 :
Perhaps the biggest reason for the enormous success of Arthropods is?
1. Chitinous exoskeleton
2. Diverse appendages
3. Respiration by tracheoles
4. Internal fertilization
Question 7 :
The most important reason for the fact that reptiles were the first animals to be successful on land is:
1. Internal fertilization
2. Skin covered with scales
3. Partially divided ventricles
4. Presence of amnion
Question 8 :
A sort of alternation and generation seen in Cnidarians is termed:
1. Metamorphosis
2. Epiboly
3. Metagenesis
4. Anagenesis
Question 9 :
In some Bilateria, the body is of many segments that show serial repetition of parts. Such segments are called as:
1. Myotomes
2. Metameres
3. Proglottides
4. Comb plates
Question 10 :
The phylum with exclusively marine animals is:
1. Porifera
2. Cnidaria
3. Ctenophora
4. Platyhelminthes
Question 11 :
Which of the following is not a feature of birds?
1. Forelimbs modified into wings
2. Single occipital condyle
3. Ten pairs of cranial nerves
4. Four chambered heart
Question 12 :
Chordates are not characterized by:
1. Ventral nerve cord
2. Post anal tail
3. Gill slits
4. A notochord
Question 13 :
Notochord is derived from embryonic:
1. Ectoderm
2. Mesoderm
3. Endoderm
4. Ectoderm and Mesoderm
Question 14 :
Identify the phylum where the body cavity is not lined by mesoderm, instead the mesoderm is present as scattered pouches between ectoderm and endoderm?
1. Cnidaria
2. Platyhelminthes
3. Molluska
4. Aschelminthes
Question 15 :
Sponges are mostly:
1. Assymetrical
2. Radially symmetrical
3. Bilateraly symmetrical
4. Biradially symmetrical
Question 16 :
The presence of mutable collagenous tissue is an important feature of:
1. Annelida
2. Echinodermata
3. Porifera
4. Molluska
Question 17 :
Closed circulatory system is not seen in:
1. Vertebrates
2. Annelids
3. Cephalopod Mollusks
4. Aquatic Arthropods
Question 18 :
Which of the following statements is not true about Nematodes?
1. They are bilaterally symmetrical, un-segmented worms
2. They are covered with a flexible, thick cuticle that is molted four times as they grow
3. They possess cilia or flagella on their reproductive cells
4. They possess a hydrostatic skeleton
Question 19 :
Which of the following statements is not true about Nematodes?
1. They are bilaterally symmetrical, un-segmented worms
2. They are covered with a flexible, thick cuticle that is molted four times as they grow
3. They possess cilia or flagella on their reproductive cells
4. They possess a hydrostatic skeleton
Question 20 :
Radially symmetrical animals:
1. Are all triploblastic
2. Tend to be sessile and passively floating
3. Have a definite head and a brain
4. Have an anterior and a posterior end
Question 21 :
Ascaris is characterized by:
1. Presence of true coelom but absence of metamerism
2. Presence of true coelom and of metamerism
3. Absence of true coelom but presence of metamerism
4. Presence of neither true coelom nor metamerism
Question 22 :
Identify the chordates in which the notochord persists in the adult?
1. Tunicates
2. Lancelets
3. Cyclostomata
4. Bony fishes
Question 23 :
An important evolutionary transition that appeared for the first time in Echinoderms is:
1. Bilateral symmetry
2. Radial symmetry
3. Tube within a tube plan
4. Endoskeleton
Question 24 :
Which of the following is not a feature of Porifera?
1. Exclusively marine animals
2. Presence of a water transport or a canal system
3. Sexes are not separate
4. Internal fertilization and indirect development
Question 25 :
Which of the following is not a feature of Cnidaria?
1. Radially symmetrical animals
2. Gastro-vascular cavity with a single opening
3. Presence of cells that contain stinging capsules
4. Some have asexually reproducing medusa
Question 26 :
Which of the following is not a feature of Ctenophora?
1. Diploblastic organisms with tissue level of organization
2. Absence of Cnidocytes
3. Presence of internal ciliated comb plates
4. Bio-luminescence well marked in some members
Question 27 :
Identify the incorrect statement regarding Osteichthyes?
1. Gills with operculum
2. Skin covered by placoid scales
3. Presence of swim bladder
4. Mostly oviparous
Question 28 :
In Amphibia:
I. Skin is moist without scales
II. A tympanum represents the ear
III. Fertilization is external
1. Only I and II are correct
2. Only I and III are correct
3. Only II and III are correct
4. I, II, III are correct
Question 29 :
water vascular is characteristically present in:
1. Annelids
2. Porifers
3. Echinoderms
4. Cartilaginous fishes
Question 30 :
Radula”, a rasping tongue like organ is seen in many:
1. Mollusks
2. Flatworms
3. Roundworms
4. Arthropods
Question 31 :
In which of the following animals, the body is cylindrical and is composed of an anterior proboscis, a collar and a long trunk?
1. Hemichordates
2. Urochordates
3. Cephalochordates
4. Vertebrate chordates
Question 32 :
Perhaps the biggest reason for the enormous success of Arthropods is?
1. Chitinous exoskeleton
2. Diverse appendages
3. Respiration by tracheoles
4. Internal fertilization
Question 33 :
Insects are not characterized by:
1. The main body segments – head, thorax and abdomen
2. Three pairs of legs
3. Two pairs of antennae
4. Excretion by Malpighian tubules
Question 34 :
In chordates, the tail is:
1. Post anal and segmented
2. Post anal and unsegmented
3. Pre anal and segmented
4. Pre anal and unsegmented
Question 35 :
The most important reason for the fact that reptiles were the first animals to be successful on land is:
1. Internal fertilization
2. Skin covered with scales
3. Partially divided ventricles
4. Presence of amnion
Question 36 :
Euplectella [Venus Flower Basket] belongs to:
1. Porifera
2. Cnidaria
3. Ctenophora
4. Platyhelminthes
Question 37 :
Icthyophis is a/an:
1. Tunicate chordate
2. Flightless bird
3. Limbless amphibian
4. Egg laying mammal
Question 38 :
Which one of the following sets of animals share a four chambered heart?
1. Amphibian, Reptiles, Birds
2. Crocodiles, Birds, Mammals
3. Crocodiles, Lizards, Turtles
4. Lizards, Mammals, Birds
Question 39 :
Which of the following pairs of animals has non glandular skin?
1. Snake and Frog
2. Chameleon and Turtle
3. Frog and Pigeon
4. Crocodile and Tiger
Question 40 :
Birds and mammals share one of the following characteristics as a common feature.
1. Pigmented skin
2. Alimentary canal with some modification
3. Viviparity
4. Warm blooded nature
Question 41 :
Which one of the following sets of animals belongs to a single taxonomic group?
1. Cuttlefish, Jellyfish, Silverfish, Dogfish, Starfish
2. Bat, Pigeon, Butterfly
3. Monkey, Chimpanzee, Man
4. Silkworm, Tapeworm, Earthworm
Question 42 :
Which one of the following statements is incorrect?
1. Mesoglea is present in between ectoderm and endoderm in Obelia
2. Radial symmetry is found in Asterias
3. Fasciola is a pseudocoelomate animal
4. Taenia is a triploblastic animal
Question 43 :
Which one of the following statements is incorrect?
1. In cockroaches and prawns excretion of waste material occurs through malpighian tubules.
2. In ctenophores, locomotion is mediated by comb plates.
3. In Fasciola flame cells take part in excretion
4. Earthworms are hermaphrodites and yet cross fertilization take place among them.
Question 44 :
Which one of the following is oviparous?
1. Platypus
2. Flying fox (Bat)
3. Elephant
4. Whale
Question 45 :
Identify the correct statement:
1. All pseudocoelomates are protostomes
2. All bilaterally symmetrical animals have a coelom
3. All animals have at least a tissue grade organization
4. All radially symmetrical animals are diploblastic
Question 46 :
Animals with bilateral symmetry have all the following except:
1. Anterior and posterior end
2. Right and left half
3. Dorsal and ventral surface
4. Oral and aboral surface
Question 47 :
A cell isolated from a four-cell stage larva can develop into a complete animal in:
1. Snail
2. Earthworm
3. Sea urchin
4. Drosophila
Question 48 :
Triploblastic organization, bilateral symmetry but lack of coelom will be seen in:
1. Planaria
2. Pheretima
3. Periplaneta
4. Pinctada
Question 49 :
All the following are feature of non chordates except: [Page 55]
1. A dorsal heart, if present
2. Ventral, solid and double central nervous system
3. Absence of gill slits
4. Post anal tail
Question 50 :
Cyclostomes:
1. are fresh water organisms that move to marine water for spawning
2. have an open circulatory system
3. have a sucking and circular mouth without jaws
4. do not have scales on body and paired fins
