Amphibians are described as oviparous. What does this term signify?
Oviparous means egg-laying. The text states: 'They are oviparous and development is indirect.'
Practice free Classification of Animal Kingdom (Zoology) NEET multiple-choice questions online with instant answers and detailed explanations. No login required.
Amphibians are described as oviparous. What does this term signify?
Oviparous means egg-laying. The text states: 'They are oviparous and development is indirect.'
The evolutionary history describes amphibians as the first vertebrates that:
The evolution context mentions: 'first amphibians that lived on both land and water.'
Which of the following is an example of a limbless amphibian?
The NCERT text lists 'Ichthyophis (Limbless amphibia)' as an example.
Which of the following characteristics is NOT exhibited by Phylum Ctenophora?
According to the NCERT text, 'Ctenophores... are exclusively marine, radially symmetrical, diploblastic organisms with tissue level of organisation.' Therefore, bilateral symmetry is not a characteristic of Ctenophores.
The locomotion in Ctenophores is primarily facilitated by which of the following structures?
The NCERT states, 'The body bears eight external rows of ciliated comb plates, which help in locomotion.'
Bioluminescence, the property of a living organism to emit light, is well-marked in which of the following phyla?
The NCERT text explicitly mentions, 'Bioluminescence (the property of a living organism to emit light) is well-marked in ctenophores.'
In Ctenophores, the sexes are:
The NCERT states, 'Sexes are not separate.' This indicates that Ctenophores are typically monoecious or hermaphroditic.
Regarding digestion in Ctenophores, which of the following is true?
The NCERT text notes, 'Digestion is both extracellular and intracellular' in Ctenophores.
Reproduction in Ctenophores occurs:
The NCERT states, 'Reproduction takes place only by sexual means' in Ctenophores.
Which of the following describes the development in Ctenophores?
The NCERT mentions, 'Fertilisation is external with indirect development' for Ctenophores.
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