A) Orchid B) Lily C) Sedge D) Grass
A) Stem B) Leaf C) Root D) Corm
A) Trapa natans B) Eleocharis dulcis C) Nymphaea odorata D) Sagittaria sagittifolia
A) Fast-flowing rivers B) Deep ocean trenches C) Dry, sandy soil D) Shallow, slow-moving water
A) Brown B) White C) Black D) Green
A) By their root depth B) By the shape of their culms (stems) C) By the color of their flowers D) By the texture of their leaves
A) Round corms B) Submerged stems C) Thorny branches D) Green, cylindrical leaves
A) Corms B) Leaf layering C) Root cuttings D) Seeds
A) The height of the plant B) The presence of flowers C) Yellowing of the leaves D) Maturing corms at the base of the plant
A) Hydrilla (Hydrilla verticillata) B) Water Hyacinth (Eichhornia crassipes) C) European Water Chestnut (Trapa natans) D) Duckweed (Lemna minor)
A) It has blue flowers. B) It has smaller corms. C) It grows much taller. D) It has floating rosettes of leaves.
A) Square B) Cylindrical C) Triangular D) Oval
A) Fibrous B) Crisp C) Powdery D) Mushy
A) White B) Purple C) Yellow D) Insignificant, small and brown
A) Upper part of the stem and leaves B) Roots C) Entire plant D) Only the flowers
A) Desert B) Tropical and subtropical C) Arctic D) Temperate
A) Sandy soil B) Rocky soil C) Chalky soil D) Organic-rich mud
A) Making jams and jellies B) Brewing tea C) Adding texture to stir-fries D) Baking bread
A) By hand, wading through the water B) Using heavy machinery C) Using underwater nets D) By dredging the bottom of the pond
A) They are covered in thorns. B) They are woody. C) They are hollow and jointed. D) They are succulent.
A) Water lilies B) Cattails C) Rushes or grasses D) Lily pads
A) Golf ball sized B) Tennis ball sized C) Pea sized D) Grapefruit sized
A) Carbohydrates B) Calcium C) Omega-3 fatty acids D) Vitamin D
A) Asia B) South America C) Africa D) North America
A) Summer B) Early Autumn C) Late autumn/early winter D) Spring
A) They cannot be identified underwater. B) By the absence of roots C) By the color and shape of their roots. D) By the color of their leaves.
A) Potential presence of waterborne diseases B) Danger of equipment malfunction C) Risk of insect bites. D) Possibility of getting sunburned.
A) Dried in the sun B) Frozen without blanching C) Stored at room temperature D) Refrigerated in water
A) Deeper than 10 feet B) A few inches to a few feet C) Only in completely dry soil D) Only in saltwater
A) Arboreal B) Xerophytic C) Aquatic D) Terrestrial |