Neco Biology

M-Adult butterfly N-prawn O-earthworm P-tapeworm 3ii) M-the class to which it belongs is INSECTA 3iii) OBSERVATION Feature of M: i)A pair of clubbed antenae ii)A head,thorax and abdomen iii)wings. 3iv) OBSERVABLE feature of N: i)antenea ii)pincer iii)abdomen iv)swimmerets v)walking legs 3v) M- pollination of flowers N-serve as food to man 3bi) OBSERVATION FEATURES OF SPECIMEN P i) scolex ii)Neck iii)proglottis 3bii) Tabulate feature and function *Feature* i)Scolex *Function* Scolex bear hooks and suckers with which the worm clings to the wall of the host's intestine ii) *Feature* Neck *function* Hold and supports the scolex iii) *feature* Proglottis *Function* Bears the testes and ovaries for reproduction [13/06, 07:18] ‪+232 30 313184‬: BIOLOGY PRACTICAL ANSWERS 1ai) A=Toad B=Thoracic Vertebra C=Lumbar vertebra D= Pride of Barbados E=Millipede F=Agama Lizard 1aii) DRAW literal view of Thoracic Vertebra (check image in pdf) 1aiii) B===>located in chest, attached to the ribs C===>located in loin 1aiv) Tabulate SPECIMEN B i)They are 12 in number ii) they are large iii) They are rigid iv)less vulnerable to degenerative conditions v) less massive SPECIMEN C i)They are only 5 ii)They are the largest iii)They are flexible iv) more vulnerable to degenerative conditions due to its weight - bearing function v) more massive 1v) i) Both have large centrum ii)Both have neural spine iii) Both support the body and protect the spinal cord 1vi) A==>Class in Amphibian F==>Class in Reptilian 1vii) i)Essential part of Specimen D ==> stamen ii) Non-essential part of Specimen D==>petals and sepals =========================== 2ai) G- foot of domestic fowl H-foot of domestic duck I-tomatoe fruit J-coconut fruit K-dry bean pod L-combretion fruit 2ii) i-they both have claws ii-they both have three toes in front and one at the back iii-they are both used for walking 2iii) Spc- H is webbed while sec-G is not 2iv) i-for scratching ii-for walking/running i.e locomotion 2v) i-prominent hind limb for running away from treats ii-prominent claws for scratching the ground in search of food 2bi) I- simple sacculent fruit - berry J-simple sacculent fruit - drupe K-simple dry dehicent fruit- legume L-simple dry dehiscent fruit =========================== 3i) M-Adult butterfly N-prawn O-earthworm P-tapeworm 3ii) M-the class to which it belongs is INSECTA 3iii) OBSERVATION Feature of M: i)A pair of clubbed antenae ii)A head,thorax and abdomen iii)wings. 3iv) OBSERVABLE feature of N: i)antenea ii)pincer iii)abdomen iv)swimmerets v)walking legs 3v) M- pollination of flowers N-serve as food to man 3bi) OBSERVATION FEATURES OF SPECIMEN P i) scolex ii)Neck iii)proglottis 3bii) Tabulate feature and function *Feature* i)Scolex *Function* Scolex bear hooks and suckers with which the worm clings to the wall of the host's intestine ii) *Feature* Neck *function* Hold and supports the scolex iii) *feature* Proglottis *Function* Bears the testes and ovaries for reproduction

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