subject science
standard 7th
Answers
Explanation:
1.Carbondioxide + Water gives Glucose and Oxygen
3.The precautions needed while reading a laboratory thermometer are:
It should be kept upright not tilted.
Bulb should be surrounded from all sides by the substance of which the temperature is to be measured.
The bulb should not touch the surface of the container.
4.Loss of watery faeces.Diarrhea causes you to lose even more fluids. You also lose salts and minerals such as sodium, chloride, and potassium.
5.An occupational hazard is a hazard experienced in the workplace.
6.lichens enable algae to live all over the world in many different climates, they also provide a means to convert carbon dioxide in the atmosphere through photosynthesis into oxygen, which we all need to survive. ... Lichens can provide us with valuable information about the environment around us.
