Dichotomous Key For Leaves 1. a. Needle leaves b. Non-needle leaves A., go to 2 go to 3 2. a. Needles are clustered b. Needles are in singlets Pine Spruce 3. a. Simple leaves (single leaf) b. Compound leaves (made of "leaflets") go to 4 go to 7 4. a. Smooth edged go to 5 b. Jagged edge go to 6 5. a. Leaf edge is smooth b. Leaf edge is lobed Magnolia White Oak 6. a. Leaf edge is small and tooth-like b. Leaf edge is large and thomy Elm Holly 7. a. Leaflets attached at one single point b. Leaflets attached at multiple points Chestnut Walnut D. B.
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- А В A 3. Identify: a. B? (specific part pointed) b. Tissue composition of B? c. A? (specific part pointed) d. Genus name of specimen? 1. Identify: a. Basic type of stele? b. Specific type of stele? c. A? (pointed part) d. Class of angiosperm? D A B 2. Identify: a. D? (specific part pointed) b. C? (specific part) c. A? (conducting tissue present) d. B? (specific conducting cell) 4. Identify: a. A? (specific part) b. B? (specific tissue) c. Basic and specific type of stele? d. Genus of specimen?5 A BS-tsts corn plant is a. Normal monoecious b. Is staminate Is pistillate with terminal and lateral ears C. d. Is pistillate with terminal ears only Is staminate and pistillate e.13 The arrangement of veins in a leaf is called venation. Swati collected the following information about leaf venation and roots of different plants from her teachers. S.No. Name of the plant Type of leaf venation Type of roots 1 Apple Aloe vera Reticulate Таp гoot Parallel a Fibrous roots 3 Mango Reticulate Tap root Coconut Parallel Fibrous roots 5. Grass Parallel • Fibrous roots Oak Reticulate Таp гoot Swati observed a strange plant in her garden. She saw that its leaves had parallel venation. Which of the following is most likely to be true about the plant, based on the available data? A. It is probably an aloe vera plant. B. It probably has fibrous roots. C. It probably does not bear fruits. It will probably grow into a tall tree. A SHOT ON OPPO
- For 11-14, base Leaf Dichotomous Key your answers on the Leaf Dichotomous Key. Choose the letter of 1. a. If the leaf has many smaller leaves on it, called leaflets..go to 2 b. If the leaf does NOT have any leaflets....go to 3 the correct answer. 2. a. If the leaflets are rounded.. Robinia pseudoacacia b. If the leaflets are pointed..... Fraxinus 11. Which leaf pennsylvanica belongs to the genus Robinia? 3. a. If leaf veins are singular.. b. If the leaf veins have multiple branches..go to 5 -go to 4 12. Which leaf is 4. a. If the leaf edges are pointed ... Castanea possibly found Pennsylvania? in dentata b. If the leafedges are rounded ...Quercus stellata 5. a. If leaf is fat and round...Populus tremuloides b. If the leaf is shaped like a hand..Acer 13. The leaf that belongs to the genus ? saccharinum Quercus is 14. The simple leaf which is round-shaped and fat21. What describes a leaf which is terminated with a single leafleta. Lyrateb. Paripinnate c. Tripinnated. Bipinnate22. What describes a leaf that is largest at its terminal?a. Lyrateb. quadrifoliate c. Tripinnated. Trifoliate23. What does primordial leaf mean?a. Group of cells that will form new leavesb. Parallel veined leavesc. Flattened leaves developed by stemd. Capacity of the leaves to form buds24. What function of the leaves refers to the chemical reactions required to synthesize energy?a. Transpirationb. Respirationc. Photosynthesisd. Assimilation16. they are found in all types of vascular plantsa. tracheidb. sleeve tubec. vessel elementsd. all of the above17. the tip of root is protected by a root capa. trueb. false18. the elongation and maturation of cells add to the volumea. Trueb. False19. The enlargement of the plant cells is due to the absorption of watera. Trueb. False20. The following describes compound leaves except ___a. Leaves are joint to the stem with no subdivisionsb. Leaves emerge from both sides of midribc. Arrangement corresponds to the mode of venationd. Has several leaflets21. What describes a leaf which is terminated with a single leafleta. Lyrateb. Paripinnate c. Tripinnated. Bipinnate22. What describes a leaf that is largest at its terminal?a. Lyrateb. quadrifoliate c. Tripinnated. Trifoliate23. What does primordial leaf mean?a. Group of cells that will form new leavesb. Parallel veined leavesc. Flattened…
- 6. What type of leaves has a structure that minimizes the harmful effectsa. Scale leavesb. Megasporophyllsc. Bract leavesd. Microsporophyll7. This describes the venation that is rolled from the apex to the basea. Circinateb. Plicatec. Revoluted. Involute8. This arrangement if veins in leas is described as having a primary vein called midveina. Dichotomousb. Reticulatec. Pinnatelyd. None of the choices9. What cells contain numerous chloroplastsa. Collenchymab. All of the abovec. Sclerenchymad. Parenchyma10. Which event occurs during epigeal germination of a seed planted in the soil? Kejadian manakah berlaku semasa percambahan epigeal biji benih yang ditanam dalam tanah? A. The epicotyl elongates, but the cotyledon remains underground. Epikotil memanjang tetapi kotiledon kekal dalam tanah. B. The hypocotyl elongates, but the cotyledon remains underground. Hipokotil memanjang tetapi kotiledon kekal dalam tanah. C. The plumule elongates and pushes the cotyledon above the soil surface. Plumul memanjang dan menolak kotiledon atas permukaan tanah 4 D. The hypocotyl elongates and pushes the cotyledon above the soil surface. Hipokotil memanjang dan menolak kotiledon atas permukaan tanah.36. This describe a leaf that is terminated with a single leafleta. tripinnateb. bipinnatec. paripinnated. lyrate37. what describes a leaf that is largest as its terminala. quadrifoliateb. lyratec. tripinnated. trifoliate38. what does primordial mean?a. parallel veined leavesb. flattened leaves developed by the stemc. capacity of the leaves to form budsd. group of cells that will form new leaves39. which function of the leaves refers to the chemical reactions required to synthesize energya. photosynthesisb. transpirationc. assimilationd. respiration40. This process happens when the water molecules in the plant tissues are removed from the aerial parts of the plantsa. respirationb. transpirationc. photosynthesisd. assimilation THANK YOU
- A- What is the chemical composition of the Rubus Chingii plant? B- Describe the medical action of the Rubus Chingii plant C-Mention the medicinal uses of the Rubus Chingii plant in animals26. these are found in almost all types of vascular plantsa. sieve tubesb. vessel elementsc. all of the aboved. tracheids27. these are thin walled cells found elsewhere in the roots or stems of plants,a. sieve cellsb. companion cellsc. parenchymatous cells28. what projections develop from the epidermal cells in the region of elongation?a. contractile rootsb. root hairsc. storage rootsd. prop roots29. what cells conduct organic compounds that are arranged end to end with pores? a. epidermal cellsb. companion cellsc. rhizoderm cellsd. sieve cells30. these tissues originate from root cortexa. velamenb. rhizodermc. root haird. collenchyma THANK YOU11. There are appendages on plant surfacesa. Tracheidb. Rhizodermc. Vessel elementsd. Trichomes12. The roots have symbolic relationshipa. Prop rootsb. Contractile rootsc. Adventitious rootsd. Mycorrhizae roots13. Which of the following ground tissues contain lignin?a. All of the aboveb. Parenchymac. Sclerenchymad. Collenchyma14. What cells contain numerous chloroplastsa. All of the aboveb. Parenchymac. Sclerenchymad. Collenchyma15. All describe phloem as a vascular tissue except ___a. tubular shapedb. conducts sugarc. does not consists of cross walls