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Class 10 Science Chapter Our Environment - Part 6

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

Class 10th
40 Questions
0.00 Marks
Pass: 0.00

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Q1 • MCQ • 1 marks
Which of the following is an environmentally friendly habit?
Q3 • MCQ • 1 marks
If all snakes disappear from a grassland ecosystem, the population of frogs will most likely:
Q4 • MCQ • 1 marks
The primary source of energy in an ecosystem is:
Q5 • MCQ • 1 marks
Which of the following is a producer?
Q6 • MCQ • 1 marks
Biomagnification mainly occurs because pesticides are:
Q7 • MCQ • 1 marks
Which one is a natural ecosystem?
Q8 • MCQ • 1 marks
Which gas protects Earth from harmful ultraviolet radiation?
Q9 • MCQ • 1 marks
A student separates kitchen waste from plastic waste before disposal
Q10 • MCQ • 1 marks
Farmers adopt organic farming to:
Q11 • MCQ • 1 marks
The concentration of pesticides increases at successive trophic levels due to:
Q12 • MCQ • 1 marks
Which action best conserves natural resources?
Q13 • MCQ • 1 marks
Why should electronic waste be recycled separately?
Q14 • MCQ • 1 marks
Which practice is most suitable for sustainable living?
Q15 • MCQ • 1 marks
Which waste is suitable for composting?
Q16 • MCQ • 1 marks
Recycling paper helps to:
Q17 • MCQ • 1 marks
Which material should be sent for recycling?
Q18 • MCQ • 1 marks
Which statement is true regarding energy flow?
Q19 • MCQ • 1 marks
Which of the following best reflects sustainable waste management?
Q20 • MCQ • 1 marks
If all decomposers disappeared from Earth, what would happen first?
Q21 • MCQ • 1 marks
Which environmental problem is directly caused by excessive use of non-biodegradable materials?
Q22 • MCQ • 1 marks
Why is the pyramid of energy always upright?
Q23 • MCQ • 1 marks
Which action would most effectively reduce landfill waste?
Q24 • MCQ • 1 marks
Which of the following is the best example of "Reuse"?
Q25 • MCQ • 1 marks
Which process ensures the continuous availability of nutrients in nature?
Q26 • MCQ • 1 marks
Which statement is correct regarding ecosystems?
Q27 • MCQ • 1 marks
Which of the following is an eco-friendly alternative to plastic bags?
Q28 • MCQ • 1 marks
The best way to reduce biomagnification is to:
Q29 • MCQ • 1 marks
Which of the following supports biodiversity?
Q30 • MCQ • 1 marks
Which action helps reduce ozone depletion?
Q31 • MCQ • 1 marks
Which one is correctly matched?
Q32 • MCQ • 1 marks
The process of converting organic waste into manure is called:
Q33 • MCQ • 1 marks
Which of the following follows the principle of "Reduce"?
Q34 • MCQ • 1 marks
Which trophic level is occupied by green plants?
Q35 • MCQ • 1 marks
Which one is a secondary consumer in the chain: Grass → Grasshopper → Frog → Snake?
Q36 • MCQ • 1 marks
Which pollutant is mainly responsible for biomagnification in food chains?
Q37 • MCQ • 1 marks
Which is the best method of managing biodegradable waste?
Q38 • MCQ • 1 marks
Which environmental practice directly reduces pollution?
Q39 • MCQ • 1 marks
Which of the following is the most sustainable waste management strategy?
Q40 • MCQ • 1 marks
Which of the following is the most effective long-term solution for protecting the environment?
Q41 • MCQ • 1 marks
Which trophic level has the least amount of available energy?

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