Life Processes_Unsolved Paper
Chapter: Life Processes | Topic: What are Life Processes
LIFE PROCESSES_UNSOLVED PAPER
Topic: What are Life Processes
Q1. Which of the following is an essential life process performed by all living organisms?
- Movement from one place to another
- Nutrition
- Sleeping
- Speaking
Q2. Which one of the following activities does not represent a life process?
- Respiration
- Transporation
- Photosynthesis
- Playing cricket
Q3. Why are life processes necessary for living organisms?
- To increase body size only
- To maintain and repair the body
- To change colour
- To produce sound
Q4. Which characteristic best distinguishes living organisms from non-living objects?
- They have weight
- They occupy space.
- They perform life processes
- They are made of matter.
Q5. A plant kept near a sunny window bends towards the light after a few days. This observation mainly indicates that the plant is:
- Non-Living
- Drying-up
- Performing life processes
- Losing nutrients
Q6. Which of the following organisms can prepare its own food?
- Human
- Mushroom
- Mango Plant
- Dog
Short Questions
Q1. Define life processes. Why are they essential for the survival of living organisms?
Q2. Differentiate between living and non-living things on the basis of life processes.
Q3. Explain why reproduction is not considered essential for the survival of an individual organism but is important for a species.
Q4. During a school picnic, students notice algae growing in a pond. Mention any two life processes that prove algae are living organisms.
Q5. Why is energy required by living organisms? Mention any two activities that require energy.
Q6. A farmer waters his crop regularly. Explain how this helps plants carry out different life processes.
Q1. Explain the term life processes. Describe the major life processes carried out by living organisms and explain why each is important for survival.
Q2. "Growth alone cannot be considered a characteristic of living organisms." Explain this statement with suitable examples from everyday life.
Q3. Imagine scientists discover an unknown organism. Describe the observations they should make to determine whether it is living based on different life processes.
Q1. A student keeps two identical potted plants under different conditions:
Plant A receives sunlight and water regularly.
Plant B is kept in a dark cupboard without water.
After one week, compare the expected observations and explain how different life processes are affected.
Q2. During a health check-up in your school, the doctor measures breathing rate, pulse rate, and body temperature of students.
Explain how these observations are related to different life processes and why they are important indicators of health.
Q3. A family stores fresh vegetables in a refrigerator to keep them fresh for a longer time.
Using your knowledge of life processes, explain why low temperature helps preserve vegetables and discuss which life processes are affected.