Question

प्र.8
Why is abscisic acid also known as stress hormone?
देहगुहा किसे कहते हैं। देहगुहा के आधार पर जन्तुओं के प्रकार लिखिये
What is Coelom? Write types of animals on the basis of Coe
अथवा
डिवीजन शैवाल के लक्षण लिखिये।
Write charnotorioti​

Answer 1

Answer:

abscisic acid also known as stress hormones because it leads to close the stomata when excess amount of sunlight fall on plants to overcome excessive loss of water. so it leads to stress on plants so it is called stress hormone.

coelom is the body cavity b/w body wall and gut wall. there are three type of coelom

ACOELOMATE animals eg- porifera

PSEUDOCOELOMATE animals eg- aachelminthes COELOMATE eg- annelids to phylum chordata

And your last ques i am not able to understand sorry !!