Question

In humans, the life processes are controlled and regulated by
(a) reproductive and endocrine systems
(b) respiratory and nervous systems
(c) endocrine and digestive systems
(d) nervous and endocrine systems

NCERT Class X
Science - Exemplar Problems

Chapter_Control and Coordination

Answer 1

(d) nervous and endocrine systems

Explanation:

In human beings, the central nervous system and the endocrine system work together to control and coordinate our physical actions, our emotional thoughts, as well as our body clock. The brain, spinal cord and the nerves control the voluntary and involuntary actions of our body by transmitting neural signals to and from the organs of the body. The endocrine system consists of many organs that secrete hormones with various functions regulating the growth, digestion, reproductive system, etc.

Option D is the answer.

Answer 2

Answer:

Option (d) Nervous and Endocrine sysytem

Explanation:

While neurons are the building blocks of the body's communication system. A network of neurons allows signals to move between the brain and body. These organized networks, composed of up to one trillion neurons which are known as the nervous system. The endocrine system is also essential for communication. This system utilizes glands located throughout the body, which secretes hormones that regulate a variety of things such as metabolism, digestion, blood pressure and growth. While the endocrine system is not directly linked to the nervous system. they release hormones for controlling different life process. They two interact in different ways.