Select the correct statement about class-Aves
1. They are warm blooded (homoiothermous) animals and are able to maintain a constant body temperature
2. Respiration occurs through lungs and air sacs connected to lungs for supplement respiration
3. They are oviparous with separate sexes, internal fertilisation and direct development
4. All of the above
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following is not an excretory structure found in invertebrates?
1. Flame cells
2. Malpighian tubules
3. Nephridia
4. Kidney
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich one of the following is correctly matched with its one characteristic and the taxon?
Animals | Characteristic | Taxon | |
1. | Millipede | Ventral nerve cord | Arachnida |
2. | Duckbill platypus | Oviparous | Mammalia |
3. | Silverfish | Pectoral and pelvic fins | Chordata |
4. | Sea anemone | Triploblastic | Cnidaria |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following would be a characteristic of the animal shown in the given diagram?
1. Excretory organ is the proboscis gland.
2. They migrate for spawning to fresh water.
3. Notochord is present only in the larval tail.
4. Parapodia are present for swimming.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAll vertebrates are chordates but all chordates are not vertebrates, why?
1. | Notochord is replaced by a vertebral column in the adults of some chordates. |
2. | The ventral hollow nerve cord remains throughout life in some chordates. |
3. | All chordates possess a vertebral column. |
4. | All chordates possess notochords throughout their lives. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe character that gives the Phylum Chordata is shown by:
1. A
2. B
3. C
4. D
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIdentify the option where all the columns are not correctly matched:
Animal | Phylum | Features | |
1. | Pleurobrachia | Ctenophora | Comb plates, Only sexual reproduction |
2. | Loligo | Mollusca | Radula, Dioecious |
3. | Balanoglossus | Hemichordata | Respiration by gills, Proboscis gland |
4. | Ascidia | Chordata | Marine, Notochord persistent throughout life |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyFalse statement with respect to Ascidia is
1. Present exclusively in marine water
2. It is a urochordate and notochord is present only in larval tail
3. It is a vertebrate because it has a notochord
4. It is a protochordate
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe presence of notochord in the larval tail is a characteristic of
(1) Doliolum
(2) Branchiostoma
(3) Balanoglossus
(4) Petromyzon
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySimilarity between protochordata and hemichordata is
1. Presence of notochord.
2. Exclusively marine.
3. Dorsal hollow and single central nervous system.
4. Exclusively parasitic.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology