Junior Inter Botany Model Paper – Paper 1 English Version

Intermediate Public Examinations – March / April
Botany Paper – 1 (Model Paper) – (English Version)
TIME: 3 HOURS MAX MARKS: 60

SECTION – A

Answer all the questions in sequence. 10 x 2 = 20
1. How Parasara’s Krishi Parasaram and Vrikshayurvedam are useful for Botany?
2. What are gall flowers? In which inflorescence they are found?
3. Name the plants of Malvaceae in which epicalyx is absent.
4. Who proposed cell theory and what it states?
5. Which cell organelle is called suicidal bags of a cell and why?
6. Which type of parenchyma is found in submerged hydrophytes and how is it helpful?
7. What are bulliform cells? What is their role?
8. Define ecology. Name the scientist who first used the term ecology.
9. In which cross would you obtain a 9 : 3 : 3 : 1 ratio in
F2 progeny? What is the test cross ratio of the same cross.
10. Define linkage.

SECTION – B

Answer any six of the following questions. 6 x 4 = 24
11. What are nodular roots? What is their significance?
12. Describe the advanced type of racemose Inflorescence.
13. What is zoophily? Mention 4 kinds of zoophily with examples.
14. Mention the economic importance of Fabaceae.
15. Give a brief of account of the types of monocentric chromosomes
on the basis of position of centromere.
16. List out the differences between DNA and RNA
17. Write briefly on classification of Xerophytes.
18. What are mutations? Explain the types of mutations

SECTION – C

Answer any two questions. 2 x 8 = 16
19. Describe various types of sub-areial stem modifications.
20. Describe the various types of ovules with suitable examples.
21. Give an account of organization of tissues in a dicot root as
viewed in transverse section.

AP Junior Inter Botany Model Questions in New Pattern

Junior Intermediate students from Andhra Pradesh Board have to gear up their preparation as per the changed syllabus and pattern questions. Here are some forms of questions given below for better understanding of the changed pattern of questions in Junior Inter Botany.

Section – I (VSA type – 2 marks)

1. What is growth? What is the difference between the growth in living organisms and growth in non-living organisms?
2. What is the principle underlying the use of cyanobacteria in agricultural fields and crop improvement?
3. Explain how the term “Botany” has emerged.
4. Name the gymnosperms which contain mycorrhiza and corolloid roots respectively.
5. Define venation. How do dicots differ from monocots with respect to venation?
6. Give reasons as to why cell division can or cannot be a type of reproduction in multi cellular organisms.
7. Which is the triploid tissue in a fertilized ovule? How is the triploid condition achieved?
8. Give the technical description of anthers of Allium cepa.
9. Which of the following is not correct?
a. Robert Brown discovered cell
b. Schleiden and Schwann formulated the cell theory.
c. Virchow explained that cells are formed from pre-existing cells.
d. A unicellular organism carries out its life activities within a single cell.
10. Starch, Cellulose, Glycogen, Chitin are polysaccharides found among the following.
Choose the one appropriate and write against each.
a. Cotton fibre _______________
b. Exoskeleton of cockroach ______________________
c. Liver __________________
d. Peeled potato _________________
11. An anther has 1200 pollen grains. How many pollen mother cells must have been there to produce them?
12. Which part of the plant would show the following?
a) Radial Vascular bundle
b) Polyarch xylem
c) Well developed pith
d) Exarch xylem
13. Climate stage is achieved quickly in secondary succession as compared to primary succession. Why?

Section – II ( Short answer type questions – 4 marks)

1. What are taxonomical aids? Give the importance of herbaria and museums.
2. Differentiate between red algae and brown algae.
3. Justify the statement “Underground parts of plants are not always roots”.
4. What is meant by emasculation? When and why does a plant breeder employ this technique?
5. Explain floral formula.
6. Both lysosomes and vacuoles are endomembrane structures, yet they differ in terms of their functions. Give a critical comment.
7. Is rubber a primary metabolite or a secondary metabolite? Write four sentences about rubber.
8. Though redundantly described as a resting phase, interphase does not really involve rest. Comment.
9. Point out the differences in the anatomy of leaf of peepal (Ficus religiosa) and maize (Zea mays). Draw the diagrams and label the differences.
10. Write about the measure to be taken to sustain ecological functions.

Section – III (Long answer type questions – 8 marks)

1. What is meant by ‘living’? Give a detailed account of any four defining features of life forms.
2. Explain how stem is modified variously to perform different functions.
3. With a neat labeled diagram describe the parts of a mature angiosperm embryosac. Mention the role of synergids.
4. Describe the structure of the following with the help of labeled diagrams. i. Nucleus ii. Centrosome.
5. Nucleic acids exhibit secondary structure. Describe through Watson-Crick model.
6. Describe the T.S. of monocot stem.

(Note: The questions given above are meant to understand and comprehend the form of the questions which are changed in the revised syllabus.)

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