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Class 10 Science Chapter Our Environment - Part 5

Class 10 Science Chapter Our Environment - Notes, Test Series, Previous years question papers and many more

Class 10th
40 Questions
0.00 Marks
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Q1 • MCQ • 1 marks
The chapter "Our Environment" mainly deals with:
Q3 • MCQ • 1 marks
Which of the following is an example of a detritivore?
Q4 • MCQ • 1 marks
The ultimate fate of all dead organisms is:
Q5 • MCQ • 1 marks
Which trophic level has the highest biomass in a terrestrial ecosystem?
Q6 • MCQ • 1 marks
Which of the following is least likely to undergo decomposition?
Q7 • MCQ • 1 marks
Food chains help in understanding:
Q8 • MCQ • 1 marks
Which of the following is not an abiotic factor?
Q9 • MCQ • 1 marks
The transfer of pollutants from one trophic level to another is called:
Q10 • MCQ • 1 marks
Which one is a secondary consumer?
Q11 • MCQ • 1 marks
Which of the following is not a consumer?
Q12 • MCQ • 1 marks
Which organism occupies the first trophic level?
Q13 • MCQ • 1 marks
Which gas is mainly responsible for ozone depletion?
Q14 • MCQ • 1 marks
Which organism converts solar energy into chemical energy?
Q15 • MCQ • 1 marks
The ozone layer is found in the:
Q16 • MCQ • 1 marks
Which of the following is a renewable natural resource?
Q17 • MCQ • 1 marks
Which practice reduces environmental pollution?
Q18 • MCQ • 1 marks
Which process replenishes soil nutrients naturally?
Q19 • MCQ • 1 marks
Which is the most suitable method for disposing biodegradable waste?
Q20 • MCQ • 1 marks
Which of the following can be recycled?
Q21 • MCQ • 1 marks
Food webs are important because they:
Q22 • MCQ • 1 marks
Which is an example of an omnivore?
Q23 • MCQ • 1 marks
Which trophic level contains herbivores?
Q24 • MCQ • 1 marks
Energy available at the fourth trophic level is approximately:
Q25 • MCQ • 1 marks
The movement of energy through an ecosystem is:
Q26 • MCQ • 1 marks
Which one is a non-renewable resource?
Q27 • MCQ • 1 marks
Which of the following is a correct food chain?
Q28 • MCQ • 1 marks
Which group of organisms feeds directly on producers?
Q29 • MCQ • 1 marks
Which pollutant is known to cause thinning of eggshells in birds?
Q30 • MCQ • 1 marks
Which statement best summarizes the importance of environmental conservation?
Q31 • MCQ • 1 marks
Which waste should be placed in a compost pit?
Q32 • MCQ • 1 marks
A student throws leftover food into a compost pit
Q33 • MCQ • 1 marks
A forest loses all decomposers due to pollution
Q34 • MCQ • 1 marks
A farmer replaces chemical pesticides with biological pest control
Q35 • MCQ • 1 marks
Which sequence correctly represents increasing pollutant concentration?
Q36 • MCQ • 1 marks
Which activity best follows the principle of "Reuse"?
Q37 • MCQ • 1 marks
Which activity represents "Reduce"?
Q38 • MCQ • 1 marks
A rabbit feeds on grass and is eaten by a fox
Q39 • MCQ • 1 marks
Which group plays the greatest role in cleaning the environment naturally?
Q40 • MCQ • 1 marks
Which practice conserves natural resources?
Q41 • MCQ • 1 marks
The best way to minimize plastic pollution is:

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