Description

UPRTOU PGEVS-113N Solved Assignment 2026-27

Uttar Pradesh Rajarshi Tandon Open University (UPRTOU)
Assignment for MSc-EVS (Programme)

ASSIGNMENT PAPER
Semester-III
Session: 2026-27
Program Name: MSc-EVS
Course Code: PGEVS-113N
Course Name: Plant Stress and Physiology

SECTION -A
Q. No. Short answer type question (approx. 200 -300 words) Marks
1. What is the definition of stress in a biological context, particularly concerning plants?
2. What are the primary indicators of drought stress in plants at a physiological level?
3. How does heat stress affect the growth of plants?
4. What are the main factors that contribute to heat stress in plants?
5. How do plants naturally protect themselves from high temperatures?
6. Discuss the Plant Chelating Proteins and Their Role

SECTION -B
Long answer type question (approx. 500 -800 words) Marks
7. How does dehydration postponement help plants survive during prolonged drought periods? Discuss briefly.
8. What is the plant stress; discuss the alkalinity and salinity stress with examples. How the salinity effects at cellular and whole plant level.
9. What are the reactive oxygen species, discuss the ROS generation in Mitochondria. Also discussed the role of cell wall and cell membrane ingeneration of ROS species