Category: Class 9 Science

NCERT Solutions for Class 9 Science for CBSE exams 2020-2021.

Discussion Forum Latest Questions

Virat

Various body parts are connected by connective tissues such as blood, bones, cartilage, tendons and ligaments. These tissues support organs, transport materials, connect muscles and bones, stabilise joints and maintain proper coordination throughout the body.

Virat

Yes, we can consciously control voluntary movements using skeletal muscles attached to bones. Actions like walking, writing and lifting objects occur when the nervous system sends signals to skeletal muscles, causing coordinated movement in different body parts.

Virat

Yes, many body movements are involuntary and occur automatically without conscious control. Examples include heartbeat, digestion and movement of food in the intestine. Smooth muscles and cardiac muscles perform these essential activities continuously throughout life.