332443
Which of the following represents the correct combination without any exception?
1 Class: Cyclostomata; Characteristics: Sucking and circular mouth; jaws absent, integument without scales.
2 Class: Chondrichthyes; Characteristics: Mouth ventral; gills without operculum; skin with placoid scales; persistent notochord.
3 Class: Mammalia; Characteristics: Mammary glands; hair on body; pinnae; two pairs of limbs.
4 Class: Aves; Characteristics: Body covered with feathers; skin moist and glandular; forelimbs form wings; lungs with air sacs.
Explanation:
Fishes belonging to class Chondrichthyes bear a ventral mouth. Operculum is absent. Skin is covered by placoid scales. Teeth are modified placoid scales. Notochord is persistent throughout life.
BIOXI04: ANIMAL KINGDOM
332398
Birds and mammals share one of the following characteristics as a common feature
1 Pneumatic bones
2 Pigmented skin
3 Warm blooded
4 Viviparity
Explanation:
Birds and mammals are warm-blooded animals.
BIOXI04: ANIMAL KINGDOM
332399
Which one of the following sets of animals belong to a single taxonomic group?
332443
Which of the following represents the correct combination without any exception?
1 Class: Cyclostomata; Characteristics: Sucking and circular mouth; jaws absent, integument without scales.
2 Class: Chondrichthyes; Characteristics: Mouth ventral; gills without operculum; skin with placoid scales; persistent notochord.
3 Class: Mammalia; Characteristics: Mammary glands; hair on body; pinnae; two pairs of limbs.
4 Class: Aves; Characteristics: Body covered with feathers; skin moist and glandular; forelimbs form wings; lungs with air sacs.
Explanation:
Fishes belonging to class Chondrichthyes bear a ventral mouth. Operculum is absent. Skin is covered by placoid scales. Teeth are modified placoid scales. Notochord is persistent throughout life.
BIOXI04: ANIMAL KINGDOM
332398
Birds and mammals share one of the following characteristics as a common feature
1 Pneumatic bones
2 Pigmented skin
3 Warm blooded
4 Viviparity
Explanation:
Birds and mammals are warm-blooded animals.
BIOXI04: ANIMAL KINGDOM
332399
Which one of the following sets of animals belong to a single taxonomic group?
332443
Which of the following represents the correct combination without any exception?
1 Class: Cyclostomata; Characteristics: Sucking and circular mouth; jaws absent, integument without scales.
2 Class: Chondrichthyes; Characteristics: Mouth ventral; gills without operculum; skin with placoid scales; persistent notochord.
3 Class: Mammalia; Characteristics: Mammary glands; hair on body; pinnae; two pairs of limbs.
4 Class: Aves; Characteristics: Body covered with feathers; skin moist and glandular; forelimbs form wings; lungs with air sacs.
Explanation:
Fishes belonging to class Chondrichthyes bear a ventral mouth. Operculum is absent. Skin is covered by placoid scales. Teeth are modified placoid scales. Notochord is persistent throughout life.
BIOXI04: ANIMAL KINGDOM
332398
Birds and mammals share one of the following characteristics as a common feature
1 Pneumatic bones
2 Pigmented skin
3 Warm blooded
4 Viviparity
Explanation:
Birds and mammals are warm-blooded animals.
BIOXI04: ANIMAL KINGDOM
332399
Which one of the following sets of animals belong to a single taxonomic group?
332443
Which of the following represents the correct combination without any exception?
1 Class: Cyclostomata; Characteristics: Sucking and circular mouth; jaws absent, integument without scales.
2 Class: Chondrichthyes; Characteristics: Mouth ventral; gills without operculum; skin with placoid scales; persistent notochord.
3 Class: Mammalia; Characteristics: Mammary glands; hair on body; pinnae; two pairs of limbs.
4 Class: Aves; Characteristics: Body covered with feathers; skin moist and glandular; forelimbs form wings; lungs with air sacs.
Explanation:
Fishes belonging to class Chondrichthyes bear a ventral mouth. Operculum is absent. Skin is covered by placoid scales. Teeth are modified placoid scales. Notochord is persistent throughout life.
BIOXI04: ANIMAL KINGDOM
332398
Birds and mammals share one of the following characteristics as a common feature
1 Pneumatic bones
2 Pigmented skin
3 Warm blooded
4 Viviparity
Explanation:
Birds and mammals are warm-blooded animals.
BIOXI04: ANIMAL KINGDOM
332399
Which one of the following sets of animals belong to a single taxonomic group?
332443
Which of the following represents the correct combination without any exception?
1 Class: Cyclostomata; Characteristics: Sucking and circular mouth; jaws absent, integument without scales.
2 Class: Chondrichthyes; Characteristics: Mouth ventral; gills without operculum; skin with placoid scales; persistent notochord.
3 Class: Mammalia; Characteristics: Mammary glands; hair on body; pinnae; two pairs of limbs.
4 Class: Aves; Characteristics: Body covered with feathers; skin moist and glandular; forelimbs form wings; lungs with air sacs.
Explanation:
Fishes belonging to class Chondrichthyes bear a ventral mouth. Operculum is absent. Skin is covered by placoid scales. Teeth are modified placoid scales. Notochord is persistent throughout life.
BIOXI04: ANIMAL KINGDOM
332398
Birds and mammals share one of the following characteristics as a common feature
1 Pneumatic bones
2 Pigmented skin
3 Warm blooded
4 Viviparity
Explanation:
Birds and mammals are warm-blooded animals.
BIOXI04: ANIMAL KINGDOM
332399
Which one of the following sets of animals belong to a single taxonomic group?
