Control and Coordination Class 10 Science MCQ Quiz – Test Your Knowledge

The changes associated with puberty are because of the secretions secreted by:

Observe the figure given below.

In the figure, some parts are labeled as P, Q, R, S, and T. Given below are functions associated with these parts.

Which part of the brain is matched with incorrect function?

Which plant hormone promotes cell division, promotes the opening of stomata, and also fruit growth, helps in breaking the dormancy of seeds and buds, and delays the aging in leaves?

Match the following

Match the following

Which is the correct sequence of the components of a reflex arc?

Which of the following statements is true?

1. Sudden action in response to something in the environment is called reflex action.
2. Sensory neurons carry signals from the spinal cord to muscles.
3. Motor neurons carry signals from receptors to the spinal cord.
4. The path through which signals are transmitted from a receptor to a muscle or a gland is called the reflex arc.

The growth of tendrils in pea plants is due to

Which of the following statements about the transmission of nerve impulses is incorrect?

What can be inferred if facial hair develops in boys aged 13?

A deficiency of iodine will cause this disease in the body:

Which is the largest part of the brain?

Which plant hormone promotes cell enlargement and cell differentiation in the presence of auxins and helps in breaking the dormancy in seeds and buds?

Posture and balance of the body are controlled by _____.

Which of the following statements are true about the brain?

1. The main thinking part of the brain is the hindbrain.
2. Centers of hearing, smell, memory, sight, etc. are located in the forebrain.
3. Involuntary actions like salivation, vomiting, and blood pressure are controlled by the medulla in the hindbrain.
4. Cerebellum does not control the posture and balance of the body.