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Title Name IGNOU B.A. Biology Solved Assignment for SLE-5 better grades and marks in Delhi, Noida, Mumbai, Faridabad and Ghaziabad India
University IGNOU
Service Type Assignment
Course BA(Biology)
Semester 2018-2019 Course: BA(Biology)
Session
Short Name or Subject Code LSE-5 Biology
Commerce line item Type 2018-2019 Course: BA(Biology)
Product Assignment of BA(Biology) 2018-2019 (IGNOU)
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Questions:-


 


LSE-05/ 2018
Animal Physiology


Part I

  1. Describe the function of the following:

(i) Neurotransmitters

Answer-


(ii) Pituitary gland

Answer-

(iii) Pacemaker in mammalian heart

Answer-

(iv) Bicarbonate ions in mammalian blood

Answer-

(v) Brown fat

Answer- 


  1. (a) What is the sliding filament model of movement of muscles? How does the
    sliding movement occur at molecular level?

Answer-


(b) Draw a diagram to explain the interaction of hormones in the menstrual cycle in human females.

Answer-

  1. (a) How is glucose transported into epithelial cells of the small intestine?

Answer-

(b) Explain the digestion of fats in the body.(5+5)

Answer-


  1. Describe the structure and function of the following parts of a nephron: renal
    corpuscle, proximal tubule, loop of Henle, distal tubule and collecting duct.
    (10)

Answer-



  1. (a) What is membrane potential? With the help of a suitable diagram explain how resting potential is maintained in a nerve cell.

Answer-


(b) What is action potential? How is it propagated in a mammalian nerve?
Answer- 

 Part II-(Plant Physiology)

  1. (a) Define water potential? Discuss the effect of solute, pressure and matric
    pressure on water potential.

Answer-

 

(b) Describe the mechanism of control of stomata with proper diagram.

Answer-

7 (a) List the criteria of essentiality of mineral element?

Answer-

(b) Describe the mechanism of active transport through plasma membrane of plant cell.

Answer-

 

  1. (a) Discuss Red Drop and Emerson Enhancement Effect.

Answer-

(b) Draw and describe Z scheme to illustrate the movement of electron in PS I (Photosystem I) & PS II (Photosystem II).

Answer-



  1. (a) What are the function of essential elements. Mention the role and deficiency symptom of Nitrogen, Phosphorus and Sulphur?
    Answer-


(b) What are hormones? Discuss the practical Applications of Auxins. (5)

Answer-

  1. Write notes on the following:
    (i) C4 Plants

Answer-

(ii) Apical dominance

Answer-

(iii) Vernalisation

Answer- 


(iv) Phytochrome

Answer- e.


(v) Long day plant and Short day plant

Answer- 


Questions:-



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January 29, 2015
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January 29, 2015
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09-Aug, 2018
This was nice in buy
Assignment from solve zone is probably one of the first preference of students.