10th Class Punjab Board Exams Quizzes MCQs Quizzes Punjab Biology Online 10th Class Test Lesson 2 Homeostasis

Question:
Adoptions found in plants to keep the balance of carbon dioxide and oxygen are:

Option A):
Photosynthesis
Option B):
Stomata
Option C):
transpiration
Option D):
all of these

Correct Answer is Option D):
all of these