EASY
7th CBSE
IMPORTANT
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Under normal conditions, human urine contains 95% water and 5% waste products. What would be the percentage of waste products in a darker shade of urine?

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Important Questions on Transportation in Animals and Plants

HARD
7th CBSE
IMPORTANT
Science Textbook of Competency Based Questions for Class VII>Chapter 11 - Transportation in Animals and Plants>Exercise>Q 14

Refer to the given figure of heart and select the correct option.

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MEDIUM
7th CBSE
IMPORTANT
Science Textbook of Competency Based Questions for Class VII>Chapter 11 - Nutrition in Animals>Exercise>Q 37
Whales are called filter-feeders.