CBSE Class 10 Science Chapter 15 Our Environment Multiple Choice Questions with Answers. MCQ Class 10 Science Our Environment with Answers was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 10 Science Our Environment MCQs with Answers to know their preparation level.
MCQ Class 10 Science Our Environment with Answers - Set - 4
Question 1:Â
Which one of the following is an artificial ecosystem?
(a) Lake
(b) Forest
(c) Pond
(d) Crop field
Correct Answer – (D)
Question 2 :Â
If a grasshopper is eaten by a frog, then the energy transfer will be from [NCERT Exemplar Problems]
(a) producer to decomposer
(b) producer to primary consumer
(c) primary consumer to secondary consumer
(d) secondary consumer to primary consumer
Correct Answer – (C)
Question 3 :Â
Which of these does not belong to biotic component?
(a) Parasites
(b) Fungi
(c) Bacteria
(d) Soil
Correct Answer – (D)
Question 4 :Â
The transfer of energy in a food chain is always:
(a) Unidirectional
(b) Methane
(c) Bi-directional
(d) Random
Correct Answer – (A)
Question 5 :Â
When is the world environment day celebrated?
(a) 16 June
(b) 5 December
(c) 5 June
(d) 5 July
Correct Answer – (C)
MCQ Class 10 Science Our Environment with Answers
Question 6 :Â
Excessive exposure to ultraviolet radiation causes
(a) inflammation of liver
(b) cancer of skin
(c) damage to the lungs
(d) jaundice
Correct Answer – (B)
Question 7 :Â
Which group of organisms are not constituents of a food chain? [NCERT Exemplar Problems]
(a) Grass, lion, rabbit
(b) Plankton, man, fish, grasshopper
(c) Wolf, grass, snake, tiger
(d) Frog, snake, eagle, grass, grasshopper
Correct Answer – (C)
Question 8 :Â
Which of these organisms are the most important decomposers in an ecosystem?
(a) Algae and fungi
(b) Fungi and bacteria
(c) Algae and bacteria
(d) Bacteria and virus
Correct Answer – (B)
Question 9 :Â
Which of these is a greenhouse gas?
(a) Hydrogen sulphide
(b) Methane
(c) Ozone
(d) Carbon monoxide
Correct Answer – (B)
Question 10 :Â
What will happen if deer is missing in the food chain given below?
Grass → Deer → Tiger
(а) The population of tiger increases
(b) The population of grass decreases
(c) Tiger will start eating grass
(d) The population of tiger decreases and the population of grass increases
Correct Answer – (D)
- NCERT Solutions Class 10 Science Chapter 8 : How Do Organisms Reproduce?
- NCERT Solutions Class 10 Science Chapter 9 : Heredity and Evolution
- NCERT Solutions Class 10 Science Chapter 10 : Light Reflection and Refraction
- NCERT Solutions Class 10 Science Chapter 11 : Human Eye and Colourful World
- NCERT Solutions Class 10 Science Chapter 12 : Electricity
- NCERT Solutions Class 10 Science Chapter 13 : Magnetic Effects of Electric Current
- NCERT Solutions Class 10 Science Chapter 14 : Sources of Energy
- NCERT Solutions Class 10 Science Chapter 15 : Our Environment
- NCERT Solutions Class 10 Science Chapter 16 : Management of Natural Resources
- NCERT Solutions Class 10 Science Textbook Download
