Class 10 Science Chapter 7 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 7 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 7 of standard X Science.

Class 10 Science Chapter 7 MCQ Online Test for 2021-2022

Class: 10Science
Chapter: 7Control and Coordination
Contents:MCQ Online Tests with Answers

Class 10 Science Chapter 7 MCQ Test for Revision

Class 10 Science Chapter 7 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.

Which of the following statement is or are incorrect?

[A]. The testes are gland which act as endocrine gland and secrete the hormone called is testosterone.
[B]. Some of the glands in our body have both exocrine and endocrine function.
[C]. A hormone is produced in one part of the body and it acts on the same part of the body.
[D]. None of the above.

Vikas is doing his homework which is given by his teacher. Would you help him to choose the correct sentences?

[A]. The hormones produced by endocrine glands act as messenger between the nervous system and the organs of our body.
[B]. The endocrine system also helps in coordinating the activities of our body.
[C]. A group of endocrine glands which produce various hormones is called an endocrine system.
[D]. All the above.

The hormone which increases the fertility in males is called

[A]. Oestrogen
[B]. Testosterone
[C]. Insulin
[D]. Growth hormone

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


Dwarfism results due to:

[A]. Excess secretion of thyroxin
[B]. Less secretion of growth hormone
[C]. Less secretion of adrenaline
[D]. Excess secretion of growth hormone

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 statement is or are incorrect?

[A]. Brain is the highest coordinating centre in the body
[B]. The forebrain consists of three centres called pons, cerebellum and medulla.
[C]. The central nervous system consists of the brain and the spinal cord.
[D]. The job of the central nervous system is to collect all the information from all the receptors in our body.

In a quiz competition, you are asked a question where you have to choose the statement which is/ are incorrect?

[A]. The control and coordination in higher animals called vertebrates take place through nervous system as well as hormonal system called endocrine system.
[B]. The function of nervous system is to co-ordinate the activities of our body.
[C]. Our nervous system also passes information from one internal system to another.
[D]. The nervous system is made up of the smallest special cell called neurons.

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.


The substance that triggers the fall of mature leaves and fruits from plants is due to

[A]. Auxin
[B]. Gibberellin
[C]. Abscisic acid
[D]. Cytokinin

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 growth of pollen tubes towards ovules is due to

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

Which of the following statement is or are correct?

[A]. Reflex actions which involve brain are called cerebral reflexes.
[B]. The contraction of Pupil of our eye automatically in the presence of bright light is an example of cerebral reflex.
[C]. Autonomic nervous system means self-governing nervous system.
[D]. All the above

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

In a quiz competition, you are asked a question where you have to choose the statement which is/ are incorrect?

[A]. The function of control and coordination in plants is performed by the chemical substance called plant hormones.
[B]. Abscisic acid which promotes the opening of stomata and promotes the dormancy in seeds and buds.
[C]. Auxins are the plant hormone which promotes cell enlargement and cell differentiation in plants.
[D]. Gibberellin helps in breaking the dormancy in seeds and buds.

The movement of shoot towards light is

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

Which of the following statements is correct about receptors?

[A]. Gustatory receptors detect taste while olfactory receptors detect smell
[B]. Both gustatory and olfactory receptors detect smell
[C]. Auditory receptors detect smell and olfactory receptors detect taste
[D]. Olfactory receptors detect taste and gustatory receptors smell

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What is function of Medulla in Hindi-Brain in 10th Science Chapter 7?

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

How do dendrils cling the support as per Class 10 Science chpater 7?

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 7?

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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