Question

A. Tick the most appropriate answer. a. cork 1. Meristematic tissues have a actively dividing cells. b. dead cells. c cells that divide for a short period. d. cells that do not divide at all. 2. Which of the following is not a characteristic of meristematic tissues? a. Cells are small in size. b. Vacuoles are mostly present. c Cell wall is thin. d. Cells actively divide to form new cells. 3. This causes increase in the length of the plant. a. protective tissue b. lateral meristematic tissue o apical meristematic tissue d. complex permanent tissue 4. Which of the following is a protective tissue? b. chlorenchyma c phloem d. xylem 5. Which of the following cells have lignin? a. parenchyma b. chlorenchyma c. collenchyma d. sclerenchyma 6. Xylem consists of a. vessels, collenchyma and xylem fibres. b. tracheids, xylem fibres and xylem parenchyma. c. sieve cells, xylem fibres and xylem parenchyma. d. vessels, tracheids, fibres and xylem parenchyma. 7. Which of the following tissues are made up of dead cells? a. collenchyma b. phloem c. parenchyma d. xylem 8. Phloem consists of a. vessels, collenchyma and phloem fibres. b. tracheids, phloem fibres and phloem parenchyma. c sieve cells, phloem fibres and phloem parenchyma. d. vessels, sieve tubes, xylem fibres and phloem parenchyma. 9. These are elongated cells with minute pores. a. phloem parenchyma b. sieve cells c. phloem fibres d. companion cells 10. Vascular bundle consists of a. parenchyma and sclerenchyma. b. collenchyma and xylem. c. phloem and vessels. d. xylem and phloem. ts​

Answer 1

Answer:

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Option a

Explanation:

Answer 2

Answer:

Examples of meta directing groups include nitro groups, alkyl groups, sulfones, and carbonyl compounds.