True or False - if false give the correct statement. Burn injuriescan be fatal.

True or False - if false give the correct statement : Sodium is a hard metal.

True or False - if false, give the correct statement. Mitochondria can help to photosynthesis.

True or False - if false give the correct statement. Iron and rust are the same substances.

True or False - if false give the correct statement. When lemon juice is mixed with soda water, they produce brisk effervescences.

True or False - if false give the correct statement : Button mushroom cause allergy to children.

True or False - if false give the correct statement. Tuber is an enlarged underground root.

True or False. If False, give the correct statement. Air is a pure substance

True or False - if false give the correct statement. Chronic cough is a symptom of Typhoid.

True or False - if false give the correct statement : Limestone is the raw material for cement.

True or False - if false give the correct statement : Decaying of vegetables and fruits due to microbes.