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*2021 NECO PRACTICALS BELOW *NECO 2021 (INTERNAL) BIOLOGY PRACTICAL SPECIMENS* SPECIMEN A - Atlas vertebra SPECIMEN B - Thoracic vertebra SPECIMEN C - Scapula SPECIMEN D - Lumbar vertebra SPECIMEN E - Pooter SPECIMEN F - Sweep net SPECIMEN G - Tridax fruit SPECIMEN H - Tad pole PECIMEN I - Spirogyra (filaments) SPECIMEN J - Okro fruit SPECIMEN K - Mango fruit SPECIMEN L - Tick SPECIMEN M - Bean weevil SPECIMEN N - Cactus plant SPECIMEN O - Water lettuce SPECIMEN P Soldier termite (mandibulate) *NECO 2021 (INTERNAL) PHYSICS PRACTICAL SPECIMENS* Question 1 - Retort Stand - Split cork - Spiral spring - Mass hanger weighing 50g - four 20g slotted masses - Stop clock or watch - One metre rule Question 2 - Four optical pins - Four thumb pins - Plain sheet/drawing paper - Plain mirror - Mirror holder - 30cm ruler - Drawing board Question 3 - 2 Ω covered and labelled X - Resistance box - Key/switch - Ammeter 0-2 A - Accumulator of 2 V or two dry cells each of e.m.f 1.5 V - Connecting wires *NECO 2021 (INTERNAL) AGRICULTURAL SCIENCE PRACTICAL SPECIMENS* SPECIMEN A - Measuring tape SPECIMEN B - Gunters chain S SPECIMENC - Ranging pole SPECIMEN D - Peg SPECIMEN E - Sandy soil SPECIMEN F - Urea fertilizer SPECIMEN SPECIMEN G rice SPECIMEN H - Cassava tuber SPECIMEN I - Palm fruit SPECIMEN J - Fresh milk SPECIMEN K - Egg SPECIMEN L - Hides and skin *NECO 2021 (INTERNAL) CHEMISTRY PRACTICAL SPECIMENS* *TITRATION* (i) Dilute sodium hydroxide solution (ii) Dilute ammonia solution (iii) Dilute hydrochloric acid (iv) Dilute trioxonitrate(V)acid (v) Distilled water (vi) Red and blue litmus paper (vii) Barium chloride solution (viii) Phenolphthalein solution (ix) Methyl orange (x) One boiling tube (xi) Five test tubes (xii) Source of heat (xiii) Wash bottle containing distilled water (xiv) Filtration apparatus