Tag: Biological practical
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Biology practical note on Corm (cocoyam), Carrots (Daucus carota), and potato (Solanum tuberosum).
Corm (cocoyam), Carrots (Daucus carota), and potato (Solanum tuberosum). A corm is a short, vertical underground stem which grows vertically and is swollen with food. It has terminal buds that give rise to new aerial shoots, and axillary (lateral) buds give rise to a new corm Corms have nodes, and internodes and scale leaves arise…
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BIOLOGY PRACTICAL ON ONION BULB AND RHIZOME OF GINGER.
BIOLOGY PRACTICAL ON ONION BULB AND RHIZOME OF GINGER. Onion Bulb Habitat of the Specimen (onion bulb) School farm garden Examples of other plants with bulbs Garlic Spider lily. Biological classification of the Specimen (onion) Division Angiospermophyta Class Monocotyledoneae Reason for class; Leaves with parallel venation Agricultural classification of the Specimen (onion) Cash crop Food…
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BIOLOGY PRACTICAL ON OIL PALM FRUIT AND MANGO FRUIT AS SPECIMENS.
BIOLOGY PRACTICAL ON OIL PALM FRUIT AND MANGO FRUIT AS SPECIMENS. Classify the specimen (oil palm fruit) A drupe because it has a stony endocarp and a fleshy mesocarp. Oil palm is a fleshy fruit because the mesocarp is fleshy at maturity True fruit because it develops from the ovary only Bracteolate fruit and simple…
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BIOLOGY PRACTICAL ON AN ORANGE AND A TOMATO FRUIT.
BIOLOGY PRACTICAL ON AN ORANGE AND A TOMATO FRUIT. ORANGE FRUIT An orange fruit is a true fruit formed from only the ovary of the flower and is a simple fruit. It is also a Berry Reasons: Has a thin outer epicarp Fleshy mesocarp Fleshy inner endocarp Numerous seeds. Observable features Bright colour of epicarp…
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Goat Weed (Ageratum sp.), Sida Acuta, And Crotalaria Retusa As Biological Specimen.
Goat Weed (Ageratum sp.), Sida Acuta, And Crotalaria Retusa As Biological Specimen. GOAT WEED (AGERATUM SP.) Goat weed has light blue inflorescence and is surrounded by two to three green bracts. The life cycle extends beyond two years (continuing to flower and fruit each year). It is an angiosperm/flowering plant and herbaceous because it has…
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TRIDAX PROCUMBENS AS BIOLOGICAL SPECIMEN.
TRIDAX PROCUMBENS AS BIOLOGICAL SPECIMEN. Type of plant Tridax procumbens is an Angiosperm (flowering plant) and a creeping plant/runner/ strangling plant It is perennial because the life cycle goes beyond two years, continues flowering and fruiting each year Tridax is also an herbaceous plant because it has a non-woody stem and a dicotyledonous plant It…
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The Maize Plant (Guinea Grass) as a Biological Specimen.
The Maize Plant (Guinea Grass) as a Biological Specimen. Classification according to stem structure Herbaceous plant Classification according to life cycle Annual plant Classification according to agriculture Food crop Biological classification. Division Angiospermophyta Reason: Produce flowers Produce fruits containing seeds Class Monocotyledoneae Reasons: Presence of leaves with parallel venation Possess narrow leaves Leaves lack a…
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Practical Note On Castor Seed, Cowpea Seed, Groundnut Seed, Sunflower Seed, and Coconut Seed.
Practical Note On Castor Seed, Cowpea Seed, Groundnut Seed, Sunflower Seed, and Coconut Seed. THE CASTOR OIL AND JATHROPHA SEEDS It is a dicotyledonous endospermous seed It has a hard but brittle testa with a thin tegmen under it At the narrow end of the seed near the micropyle, there is a white spongy structure…
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