Class 10 Science Chapter 5: Life Process — 1 Marker Important Questions
Practice Life Process 1 Marker important questions and mock-test sets for CBSE revision.
Topic-wise important and practice questions
Review question distribution across chapter topics for 1 Mark questions.
| Topic | 1 Mark |
|---|---|
| Experimental Evidence for Photosynthesis | 3 |
| Blood Vessels, Blood Pressure, Platelets and Lymph | 3 |
| Human Heart and Double Circulation | 3 |
| Nephron, Selective Reabsorption and Urine Regulation | 4 |
| Dialysis and Excretion in Plants | 2 |
| Aerobic and Anaerobic Respiration | 0 |
| Aquatic and Terrestrial Respiration | 2 |
| Digestion in the Small Intestine | 1 |
| Heterotrophic Strategies and Nutrition in Unicellular Organisms | 4 |
| Human Digestion in the Mouth and Peristalsis | 1 |
| Human Respiratory System and Alveoli | 1 |
| Life Processes and Molecular Movements | 4 |
| Plant Transport: Xylem and Phloem | 2 |
| Stomata and Guard Cells | 3 |
| Autotrophic and Heterotrophic Nutrition | 2 |
| Photosynthesis and Raw Materials | 4 |
| Transport of Oxygen and Carbon Dioxide in Blood | 2 |
| Blood Components and Their Functions | 2 |
| Digestion in the Stomach | 1 |
| Phloem Translocation | 1 |
| Need for Transport in Multicellular Organisms | 2 |
| Villi, Absorption and Large Intestine | 1 |
| Xylem Transport, Root Pressure and Transpiration | 0 |
| Glucose, Pyruvate and ATP | 2 |
| Human Excretory System | 0 |
1 Marker Preparation & Exam Strategy
1 Mark very short answer questions for Class 10 Science Life Process focus on direct definitions, standard units, core formulas, and precise single-line explanations.
- Keep answers crisp and strictly to the point—usually 1 to 2 sentences or a specific keyword.
- Include SI units and correct scientific or mathematical symbols in numerical or formula questions.
- State precise NCERT terminology rather than vague general descriptions.
Sample Questions
Q1. Define the primary term introduced in Life Process.
Model Answer: The primary concept in Life Process represents the foundational relationship or definition established in the NCERT textbook.
Q2. State the SI unit or standard measure associated with key quantities in Life Process.
Model Answer: Standard metric SI units are used, with derived units clearly expressed in base physical dimensions.
Q3. Give one everyday application or natural occurrence of the phenomena in Life Process.
Model Answer: Phenomena in Life Process are commonly observed in daily environmental, physical, or biological interactions aligned with the curriculum.