Control and Coordination Worksheets

Control and coordination Worksheet-34

True / False:

1. The function of control and coordination in plants is performed by the chemical substances called plant hormones.

2. The plant hormones are also called phytohormones.

3. The movement of a plant part in response to light is called geototropism.

4. The stem (or shoot) of a plant shows negative phototropism.

5. The movement of a plant parting response to a chemical stimulus is called phototropism.

Control and coordination Worksheet-35

True / False:

21. Gibbrellins promotes the wilting and falling of leaves.

22. The main organs of the nervous system are: Brain, Spinal cord and Nerves.

23. The spinal cord is a very thick nerve which runs inside the cavity of backbone in our body.

24. Autonomous Peripheral nervous system containing of all the nerves of the body like cranial nerves, spinal nerves and visceral nerves.

25. The brain is surrounded by three membranes called meanings.