February 14, 2014

AP Junior Inter Botany Model Paper - English Medium

Intermedaite Public Examinations 2014
Junior Intermediate Botany Model Question Paper
(Egnslih Medium)
TIME: 3 HOURS - Max. MARKS: 60

SECTION – A

I. (i) Very Short Answer Type Questions.
(ii) Answer ALL questions.
(iii) Each question carries TWO marks. 10 × 2 = 20

1. What is growth? What is the difference between the growth in living organisms and growth in non-living objects?
2. Name two diseases caused by mycoplasmas.
3. Which group of plants is called vascular cryptogams? Name the branch of botany which deals with them.
4. What type of fruit is found in mango? How does it differ from that of coconut?
5. What is meant by pulvinous leaf base? In members of which angiospermic family do you find them?
6. What is geocarpy? Name the plant which exhibits this phenomenon.
7. Glycine and alanine are different with respect to one substituent on the α− carbon. What are the other common substituent groups?
8. What are micro bodies? What do they contain?
9. Given the average duplication time of Escherichia coli is 20 minutes. How much time will two Escherichia coli cells take to become 32 cells?
10. Define communities. Who classified plant communities into hydrophytes, mesophytes and xerophytes?

SECTION - B

II . (i) Short Answer Type Questions.
(ii) Answer any SIX questions.
(iii) Each question carries FOUR marks. 6 × 4 = 24

11. Differentiate between red algae and brown algae.
12. Write the role of fungi in our daily life.
13. Justify the statement 'Vegetative reproduction is also a type of asexual reproduction'.
14. Explain floral formula.
15. Name two cell organelles that are double membrane bound. What are the characters of these two organelles? State their functions and draw labeled diagrams for both.
16. Though redundantly described as a resting phase, interphase does not really involve rest. Comment.
17. State the location and function of different types of meristems.
18. Define ecosystem/ecological services. Explain in brief with regard to pollination.

SECTION - C

III. (i) Long Answer type Questions.
(ii) Answer any TWO questions.
(iii) Each question carries EIGHT marks. 2 × 8 = 16

19. Explain how stem is modified variously to perform different functions.
20. With a neat labeled diagram, describe the parts of a mature angiospermic embryo sac. Mention the role of synergids.
21. Describe the internal structure of dicot root.

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