Q1. How farmer is benefited from symbiotic relationship between rhizobium bacteria and legumes?
Q2 What are vill? What is their location and function?
Q3 Draw well labelled diagram of life history of silk moth in sequence.
Q4 Explain why mercury is used in thermometer?
Q.5 What is the effect of the China rose indicator on acidic and basic solutions?
Q6 Why a turmeric stain on white shirt is turned to red when it is washed with soap? Q.6 State any three differences between acids and bases.
Q.7 Why applying moist baking soda helps in ant bite?
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Q1. How farmer is benefited from symbiotic relationship between rhizobium bacteria and legumes?
Q2 What are vill? What is their location and function?
Q3 Draw well labelled diagram of life history of silk moth in sequence.
Q4 Explain why mercury is used in thermometer?
Q.5 What is the effect of the China rose indicator on acidic and basic solutions?
Q6 Why a turmeric stain on white shirt is turned to red when it is washed with soap? Q.6 State any three differences between acids and bases.
Q.7 Why applying moist baking soda helps in ant bite?
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