What function does the pulmonary vein perform? write. , CLASS 7 | Transportation in animals and plants. Biology Doubt...

What types of functions does the single cell of multicellular organism perform ?

(a) What are animal connectivetissue ? Give its types . (b) What is the mena function of adipose tissue ? Where are such tissue found in human body ? (c ) Tandons and ligaments belong ot which category of connective tissue ? Connective tissue ? Write differences between them.

(a) What changes does the food undergo in the stomach? (b) Write down four functions of liver.

What is tissue fluid ? How does it differ from blood ? Write its important functions.

In which of the following plants does the stem perform the function of storage and perennation?

Does light factor affect the distribution of organisms? Write a brief note giving suitable examples of either plants or animals.