Plants that grow in water are known as:

How is a biological community formed?

Which of the following are the dominant plants of the cold desert?

Some animals can change their body temperature according to the ambient temperature,then they are simply . . . . . . .

The organisms should try to maintain the constancy of its internal environment is a process called .......

Consider the following four statements regarding certain desert animals like the kangaroo rat:
$(a)$ They have a dark color,a high rate of reproduction,and excrete solid urine.
$(b)$ They do not drink water,breathe slowly to conserve water,and their body is covered by thick hair.
$(c)$ They use dry seeds as food and do not require drinking water.
$(d)$ They excrete very concentrated urine and do not use water to regulate body temperature.
Which two of the above statements are true for such animals?