Directorate of Technical Education Of Gujarat

Will you please provide me the Directorate of Technical Education of Gujarat H.S.C. English Medium (Science) Biology question paper?

[Shaleen]

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Some of the questions are as follows:

Q. 1 (A) Answer in short. 4
(1) State the biological importance of molybdenum.
(2) State the site of origin and the chemical nature of estrogen.
(3) What is the chemical nature of an enzyme. State its structural units.
(4) Distinguish Inulin and Insulin.

(B) Write the short notes on: 8
(1) Anaerobic respiration
(2) Regulation of secretion of the hormones of anterior pituitary gland.
(3) Mechanism of enzymatic action
(4) Properties of proteins

(C) Answer precisely: (any two) 8
(1) Explain the types of RNA.
(2) Describe - Monosaccharides.
(3) Describe any two growth promoting plant hormones.

Q. 2 (A) Answer as asked for: (4)
(1) State the location and function of velamen tissue.
(2) Give two points of differences between exarch vascular bundle and endarch vascular bundle.
(3) Write the function of epithelial layer in maize seed.
(4) Define: Root pressure.

(B) Describe briefly: 8
(1) Significance of transpiration.
(2) Give scientific explanation: The organs of hydrophytes are light, spongy and soft.
(3) Living Mechanical tissue. (Diagram essential)
(4) Gynaecium of a typical flower.(Diagram essential)

(C) Answer precisely: (Any two) 8
(1) Explain: Dark phase of photosynthesis.
(2) Describe giving diagram, the histological structure of a dicot leaf.
(3) Explain the vegetative adaptations in ginger, carissa, fern and passion flower . (Diagrams
essential)

Q. 3 (A) Answer in short: 6
(1) What is synapse?
(2) What is meant by serial homology?
(3) Defineortalvein.
(4) State the names and location of bones possessing olecranon process and deltoid ridge.
(5) State the location and chemical constitution of Nissl’s granules.
(6) State the name of the bones that form the cranium of frog.

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