First- b
second - d
third - c
fourth - a
Answer:
Watt
Explanation:
The SI unit of intensity is the watt per square meter.
Plz click the Thanks button
Green plants are autotrophic and synthesize or make their own food by the process of photosynthesis. They do this with the help of carbon dioxide and water in the presence of sunlight. ... Their corresponding modes of nutrition are known as the autotrophic and heterotrophic mode of nutrition.
