Living beings show unique features that separate them from non-living things. Some of the top features are growth, respiration, reproduction, and response to stimuli. This chapter helps students explore these characteristics through simple explanations and examples. The following MCQs will test your understanding of the key concepts discussed in the chapter.
MCQ Questions for Class 6 Science Chapter 10 Living Creatures: Exploring their Characteristics
Question 1: Which of the following is a basic characteristic of living beings?
a) They do not move
b) They grow and reproduce
c) They never need food
d) They cannot respond to changes
Answer:
b) They grow and reproduce — Growth and reproduction are essential features of living beings.
Question 2: What is the process by which living beings obtain and use food for energy?
a) Photosynthesis
b) Nutrition
c) Respiration
d) Excretion
Answer:
b) Nutrition — Nutrition is the process of taking in food and using it for energy.
Question 3: Which of the following organisms prepares its own food?
a) Dog
b) Cat
c) Mango tree
d) Human
Answer:
c) Mango tree — Green plants prepare their own food through photosynthesis.
Question 4: Which life process provides energy to living beings?
a) Excretion
b) Respiration
c) Reproduction
d) Growth
Answer:
b) Respiration — Respiration breaks down food to release energy.
Question 5: The removal of waste products from the body is called?
a) Nutrition
b) Circulation
c) Excretion
d) Photosynthesis
Answer:
c) Excretion — Excretion eliminates harmful waste materials from the body.
Question 6: Which of these is NOT a characteristic of living beings?
a) Movement
b) Reproduction
c) Growth
d) Rusting
Answer:
d) Rusting — Rusting is a chemical change, not a life process.
Question 7: Plants exchange gases mainly through?
a) Roots
b) Flowers
c) Stomata
d) Stem
Answer:
c) Stomata — Stomata in leaves help in gaseous exchange.
Question 8: The process of producing new individuals is known as?
a) Nutrition
b) Respiration
c) Excretion
d) Reproduction
Answer:
d) Reproduction — Reproduction ensures the continuity of life.
Question 9: Which of the following shows movement in plants?
a) Opening of stomata
b) Movement of animals
c) Running
d) Walking
Answer:
a) Opening of stomata — Plants show movements such as stomatal opening and closing.
Question 10: Living beings respond to changes in their environment. This ability is called?
a) Growth
b) Response to stimuli
c) Reproduction
d) Excretion
Answer:
b) Response to stimuli — Living organisms react to stimuli such as light, heat, and touch.
Question 11: Which of these is an example of reproduction in plants?
a) Breathing
b) Germination of seeds
c) Photosynthesis
d) Movement of leaves
Answer:
b) Germination of seeds — Germination leads to the formation of a new plant.
Question 12: Which life process maintains internal balance in organisms?
a) Respiration
b) Excretion
c) Homeostasis
d) Reproduction
Answer:
c) Homeostasis — Homeostasis maintains a stable internal condition in living beings.
Question 13: Which of the following is a waste product of respiration?
a) Oxygen
b) Carbon dioxide
c) Water vapor
d) Glucose
Answer:
b) Carbon dioxide — Respiration releases carbon dioxide as a waste product.
Question 14: Which of the following is a living characteristic of humans but not of non-living things?
a) They occupy space
b) They have weight
c) They reproduce
d) They are made of matter
Answer:
c) They reproduce — Reproduction is unique to living beings.
Question 15: Which life process provides raw material for respiration?
a) Excretion
b) Nutrition
c) Growth
d) Movement
Answer:
b) Nutrition — Food obtained through nutrition is used in respiration.
Question 16: What is the smallest unit of life?
a) Atom
b) Cell
c) Tissue
d) Organ
Answer:
b) Cell — The cell is the structural and functional unit of life.
Question 17: Which of the following is an example of response to stimuli in plants?
a) Bird flying
b) Fish swimming
c) Sunflower facing the sun
d) Dog barking
Answer:
c) Sunflower facing the sun — This is a plant’s response to light stimulus.
Question 18: Which organ helps humans in excretion?
a) Heart
b) Kidney
c) Lungs
d) Brain
Answer:
b) Kidney — Kidneys remove nitrogenous wastes from the body.
Question 19: What is essential for survival of all living organisms?
a) Gold
b) Food
c) Silver
d) Coal
Answer:
b) Food — Food provides energy and materials needed for life processes.
Question 20: Which of the following differentiates animals from plants?
a) Respiration
b) Reproduction
c) Locomotion
d) Excretion
Answer:
c) Locomotion — Most animals can move from one place to another, unlike plants.
Question 21: Which gas do humans inhale during respiration?
a) Carbon dioxide
b) Oxygen
c) Nitrogen
d) Argon
Answer:
b) Oxygen — Humans inhale oxygen for respiration.
Question 22: Which of these is a unicellular organism?
a) Amoeba
b) Frog
c) Mango tree
d) Fish
Answer:
a) Amoeba — Amoeba is a single-celled organism.
Question 23: The process by which plants make food using sunlight is called?
a) Germination
b) Photosynthesis
c) Transpiration
d) Respiration
Answer:
b) Photosynthesis — Plants prepare food using sunlight, carbon dioxide, and water.
Question 24: Which of the following living beings lays eggs?
a) Cat
b) Dog
c) Hen
d) Cow
Answer:
c) Hen — Hens reproduce by laying eggs.
Question 25: Which of these processes is necessary for continuation of species?
a) Nutrition
b) Excretion
c) Reproduction
d) Movement
Answer:
c) Reproduction — Reproduction ensures the survival of a species.
Question 26: Which body system in humans carries oxygen to all parts of the body?
a) Digestive system
b) Circulatory system
c) Nervous system
d) Skeletal system
Answer:
b) Circulatory system — The circulatory system carries oxygen and nutrients.
Question 27: Which of these is a multicellular organism?
a) Amoeba
b) Paramecium
c) Human
d) Bacteria
Answer:
c) Human — Humans are made of billions of cells, so they are multicellular.
Question 28: Which of these is an example of living things responding to their environment?
a) Ice melting
b) Flower closing at night
c) Rusting of iron
d) Dissolving sugar in water
Answer:
b) Flower closing at night — This shows response to environmental changes.
Question 29: Which system in animals helps them to respond quickly to stimuli?
a) Nervous system
b) Digestive system
c) Excretory system
d) Circulatory system
Answer:
a) Nervous system — The nervous system controls responses to stimuli.
Question 30: Which of these is common to all living organisms?
a) Breathing, growing, reproducing
b) Melting, freezing, rusting
c) Dissolving, boiling, condensing
d) Evaporating, condensing, freezing
Answer:
a) Breathing, growing, reproducing — These are universal life processes.
Fill in the Blanks Questions for Class 6 Science Chapter 10 Living Creatures: Exploring their Characteristics
1. The smallest unit of life is the ___ .
Answer:
Cell
2. Living beings obtain and use food through the process of ___ .
Answer:
Nutrition
3. Plants exchange gases mainly through tiny pores called ___ .
Answer:
Stomata
4. The process by which living organisms produce new individuals of their kind is called ___ .
Answer:
Reproduction
5. The removal of waste products from the body of living beings is known as ___ .
Answer:
Excretion
6. Green plants prepare their food using sunlight, carbon dioxide, and water in a process called ___ .
Answer:
Photosynthesis
7. The gas used by human beings for respiration is ___ .
Answer:
Oxygen
8. The organ in the human body that removes nitrogenous wastes is the ___ .
Answer:
Kidney
9. A sunflower turning towards sunlight is an example of ___ to stimuli.
Answer:
Response
10. Organisms made up of a single cell are called ___ organisms.
Answer:
Unicellular
MCQ Questions and Answers for Class 6 Science
- MCQ on The Wonderful World of Science for Class 6
- MCQ on Diversity in the Living World for Class 6
- MCQ on Mindful Eating: A Path to a Healthy Body for Class 6
- MCQ on Exploring Magnets for Class 6
- MCQ on Measurement of Length and Motion for Class 6
- MCQ on Materials Around Us for Class 6
- MCQ on Temperature and its Measurement for Class 6
- MCQ on A Journey through States of Water for Class 6
- MCQ on Methods of Separation in Everyday Life for Class 6
- MCQ on Nature’s Treasures for Class 6
- MCQ on Beyond Earth for Class 6
