Biology - Our Environment

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26. Match the item in column-I with those in column-II and select the correct choice. (NTSE Punjab, Stage-I, 2016-17) photosynthesis

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27. Which radiation harms ozone layer in the atmosphere? (NTSE Rajasthan, Stage-I, 2016-17)

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28. Ozone hole over antarctica appears during ( NTSE Haryana, Stage-I, 2016-17)

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29. In ecosystem the flow of energy is (NTSE Bihar, Stage-I, 2016-17)

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30. World Environment Day is celebrated on (NTSE Madhya Pradesh, Stage-I, 2016-17)

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Our Environment