Hollow-air filled bones (pneumatic bones) occur in:
1. Mammals | 2. Reptiles |
3. Urodela | 4. Aves |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhat is true for Mammalia:
1. Platypus is oviparous
2. Bats have feather
3. Elephant is ovoviviparous
4. Diaphragm is absent in them
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich gland secretes odourous secretion in mammals:
1. Bartholins
2. Prostate
3. Anal gland
4. Liver-bile
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyOne of the following is a very unique feature of the mammalian body:
1. Presence of diaphragm
2. Four-chambered heart
3. Rib cage
4. Homeothermy
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following characters is not typical of the class Mammalia:
1. Alveolar lungs
2. Ten pairs of cranial nerves
3. Seven cervical vertebrae
4. Thecodont dentition
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology