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INTERMEDIAINTERMEDIATE PUBLIC EXAMINATE PUBLIC EXAMINATIONTIONJr. INTER BOTANY MODEL PAPER (ENGLISH VERSION)

TIME: 3 HOURS MAX. MARKS: 60

SECTION - A

Note: 1) Answer ALL the questions at one place in the same order.

2) All are Very Short Answer Type questions.

3) Every answer may be limited to 5 lines. 10 × 2 = 20

1. What do the terms phycobiont and mycobiont signify?

2. Which plants are called vascular cryptogams? Name the branch of Botany which

deals with them.

3. Mention the Ploidy of

a) Prothallus of a fern

b) Zygote of a fern

c) Leaf cell of a moss

d) Meristem cell of monocot

4. What is meant by pulvinous leaf base? In members of which angiospermic family

do you find them?

5. Name any two plants having single seeded dry fruits.

6. What is geocarpy? Name the plant which exhibits this phenomenon.

7. What is osmosis?

8. Give one example for amino acid and sugar.

9. If a tissue has at a given time 1024 cells, how many cycles of mitosis had the orig-

inal parental single cell undergone?

10. Hydrophytes show reduced xylem. Why?

SECTION - B

Note: 1) Answer any SIX questions. 6 × 4 = 24

2) All are Short Answer Type questions.

3) Every answer may be limited to 20 lines.

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11. Explain binomial nomenclature.

12. Write a note on economic importance of algae and bryophytes.

13. Differentiate between

a) Hypocotyl and epicotyl

b) Coleoptile and coleorhiza

14. Explain floral formula.

15. What are the characteristics of a prokaryotic cell?

16. Is rubber a primary metabolite or a secondary metabolite? Write four sentences

about rubber.

17. What are simple tissues? Describe various types of simple tissues.

18. Write a brief account on classification of xerophytes.

SECTION - C

Note: 1) Answer any TWO questions. 2 × 8 = 16

2) All are Long Answer Type questions.

3) Every answer may be limited to 60 lines.

19. Define root. Mention the types of root systems. Explain how root is modified to

perform different functions.

20. With a neat labeled diagram describe the parts of a mature angiosperm embryosac.

Mention the role of synergids.

21. Describe the internal structure of a dicot root.

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