Class 10 Science Chapter 6 MCQ (Multiple Choice Questions) of Control and Coordination. MCQs are prepared including intext questions and exercises questions. These MCQ Online Tests covers the entire chapter 6 of grade 10 science. Terms related to organs and hormones responsible for the control and coordination are given here in the format of MCQ Quiz. Practice these objective questions to clear the concepts of chapter 6 of standard X Science.

Class 10 Science Chapter 6 MCQ Online Test

Class: 10Science
Chapter: 6Control and Coordination
Contents:MCQ Online Tests with Answers
Session:CBSE 2024-25

Class 10 Science Chapter 6 MCQ Test for Revision

Class 10 Science Chapter 6 MCQ Online Test with answers and explanation. All the questions are important for the exams whether it is class test or terminal exams. All the questions are prepared from NCERT Textbook for class 10 Science only. Answers and Explanation of the questions are also confined to NCERT Books only.


Consider the following statements and choose the incorrect one:

[A]. Hormones are the chemical substances which co-ordinate the activities of living organisms and also their growth.
[B]. A gland which secretes its product into a duct tube is called an exocrine gland.
[C]. A gland which does not have a duct and secrets its product directly into the bloodstream is called an endocrine gland.
[D]. None of the above.

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

Priya is writing some statements, choose the correct statement and help him:

[A]. The hormones are poured directly into the blood and carried throughout the body by blood circulatory system.
[B]. The hormones have their effect at the sites different from the sites where they are made so they are called chemical messengers.
[C]. The hormones act on specific tissue or organ is called the target organs.
[D]. All the above

Badal appeared in class test but he confused to know the incorrect statement. Would you help him to know that?

[A]. The adrenaline hormone prepares our body to function at maximum efficiency during any emergency.
[B]. This adrenaline hormone increases our heart beats, breathing rate, blood flow into muscles.
[C]. A lot of adrenaline hormone is also secreted by adrenal glands, when we are angry or excited.
[D]. We have only one adrenal glands in our body.

A doctor advised a person to take an injection of insulin because

[A]. His blood pressure was low
[B]. His heart was beating slowly
[C]. He was suffering from goiter
[D]. His sugar level in blood was high

Read the following sentences carefully, and choose the incorrect one:

[A]. Adrenaline hormone is secreted in small amounts all the time. [B] The function of testosterone hormone is to control the development of male sex organ and male features such as moustache, beard etc. [C] The function of oestrogen hormone is to control and development of female sex organs and female features such as soft skin, feminine voice, etc. [D] Pituitary glands are often called “glands of emergency”.

When a person is suffering from severe cold, he or she cannot

[A]. Differentiate the taste of an apple from that of an ice cream
[B]. Differentiate the smell of a perfume from that of an agarbatti
[C]. Differentiate red light from green light
[D]. Differentiate a hot object from a cold object

Which of the following is not an involuntary action?

[A]. Vomiting
[B]. Salivation
[C]. Heart beat
[D]. Chewing

Involuntary actions in the body are controlled by

[A]. Medulla in forebrain
[B]. Medulla in midbrain
[C]. Medulla in hindbrain
[D]. Medulla in spinal cord

Harleen is completed her science chapter where she wrote some statements on the types of neurons. She wants to know whether the statements are correct or not? Harleen wants to take help from you:

[A]. Sensory neurons transmit impulses from the sensory cells or receptors towards the central nervous system as spinal cord and brain.
[B]. Motor neurons transmit impulses from the central nervous system towards the muscle cells or effectors.
[C]. Relay neurons occur in the central nervous system where they serve as links between other neurons.
[D]. All the above.

Riya is writing some statements but she confused to know whether the statements are correct or not? If you know the answer to this question, then tell her:

[A]. A microscopic gap between a pair of adjacent neurons over which nerve impulses pass when going from one neuron to the next is called a synapse.
[B]. The shorter fibre on the body of a neuron are called dendrites.
[C]. Synapse actually act like two-way valves.
[D]. The longest fibre on the cell body of a neuron is called Axon.

The movement of sunflower in accordance with the path of sun is due to

[A]. Phototropism
[B]. Geotropism
[C]. Chemotropism
[D]. Hydrotropism

Recently, in a science class test, you are asked a question where you have to say whether the statements are correct or not?

[A]. The nerves which carry messages from the body parts to the brain or spinal cord are called sensory nerves.
[B]. There is also a third type of nerves called cranial nerves.
[C]. The brain and the spinal cord are connected to the all the senses organ and other parts of our body by millions of nerves.
[D]. The nerves which carry messages from the brain or spinal cord to the body parts for action are called motor nerves.

The growth of pollen tubes towards ovules is due to

[A]. Hydrotropism
[B]. Chemotropism
[C]. Geotropism
[D]. Phototropism

The shape of guard cells changes due to change in the

[A]. Protein composition of cells
[B]. Temperature of cells
[C]. Amount of water in cells
[D]. Position of nucleus in the cells

Select the mis-matched pair

[A]. Adrenaline: Pituitary gland
[B]. Testosterone: Testes
[C]. Estrogen: Ovary
[D]. Thyroxin: Thyroid gland

Choose the incorrect statement about insulin

[A]. It is produced from pancreas
[B]. It regulates growth and development of the body
[C]. It regulates blood sugar level
[D]. Insufficient secretion of insulin will cause diabetes

Iodine is necessary for the synthesis of which hormone?

[A]. Adrenaline
[B]. Thyroxin
[C]. Auxin
[D]. Insulin

The main function of abscisic acid in plants is to

[A]. Increase the length of cells
[B]. Promote cell division
[C]. Inhibit growth
[D]. Promote growth of stem

Posture and balance of the body is controlled by

[A]. Cerebrum
[B]. Cerebellum
[C]. Medulla
[D]. Pons

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What is function of Medulla in Hindi-Brain in 10th Science Chapter 6?

Medulla controls all involuntary actions including blood pressure, salivation and vomiting.

How do dendrils cling the support as per Class 10 Science chpater 6?

Tendrils are sensitive to touch. When they come in contact with any support, the part of the tendril in contact with the object does not grow as rapidly as the part of the tendril away from the object. This causes the tendril to circle around the object and thus cling to it.

Why do plants appear to bend towards light according to 10th Science Chapter 6?

When growing plants detect light, a hormone called auxin, synthesised at the shoot tip, helps the cells to grow longer. When light is coming from one side of the plant, auxin diffuses towards the shady side of the shoot. This concentration of auxin stimulates the cells to grow longer on the side of the shoot which is away from light. Thus, the plant appears to bend towards light.

Name the hormone of plant which inhibits the growth as per 10th Science NCERT?

Abscisic acid is one example of a hormone which inhibits growth of plants.

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Last Edited: April 26, 2023