Which one of the following statements about certain given animals is correct?
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(a) Round worms (Aschelminthes) are pseudocoelomates (b) Molluscs are acoelomates (c) Insects are pseudocoelomates (d) Flat worms (Platyhelminthes) are coelomates
Which one of the following statements about all the four of Spongilla, Leech, Dolphin and Penguin is correct?
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(a) Penguin is homeothermic while the remaining three are poikilothermic (b) Leech is a […]
Select one of the following pairs of important features distinguishing Gnetum from Cycas and Pinus and showing affinities with angiosperms
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(a) absence of resin duct and leaf venation (b) presence of vessel elements […]
Ascaris is characterized by
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(a) absence of true coelom but presence of metamerism (b) presence of neither true coelom nor metamerism (c) presence of true coelom but absence of metamerism (d) presence […]
Which one of the following groups of three animals each is correctly matched with their one characteristic morphological feature?
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(a) Liver fluke, Sea anemone, Sea cucumber – Bilateral symmetry (b) Centipede, Prawn, […]
Which one of the following phyla is correctly matched with its two general characteristics?
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(a) Arthropoda – Body divided into head, thorax and abdomen and respiration by tracheae (b) Chordata – Notochord […]
Which one of the following is the true description about an animal concerned?
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(a) Earthworm – The alimentary canal consists of a sequence of pharynx, oesophagus, stomach, gizzard and intestine (b) Frog […]
Which of the following animal and morphological feature pairs are correctly matched ?(i) Crocodile – 4-chambered heart (ii) Sea urchin – Parapodia(iii) Obelia – Thecodont(iv) Lemur – Thecodont
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(a) (ii), (iii) and […]
If you are asked to classify the various algae into distinct groups, which of the following characters you should choose?
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(a) nature of stored food materials in the cell (b) structural organization of […]
What is not a common feature is perplaneta and scorpions
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(a) Excretory organs are malpighian tubules (b) no appendages in abdomen (c) Respiratory organs are trachea (d) Both are mostly terrestrial arthropods
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