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CBSE Class 10  >  Class 10 Test  >  Online MCQ Tests  >  Test: Chemical Coordination In Animals - Class 10 MCQ

Chemical Coordination In Animals - Free MCQ Practice Test with solutions,


MCQ Practice Test & Solutions: Test: Chemical Coordination In Animals (10 Questions)

You can prepare effectively for Class 10 Online MCQ Tests for Class 10 with this dedicated MCQ Practice Test (available with solutions) on the important topic of "Test: Chemical Coordination In Animals". These 10 questions have been designed by the experts with the latest curriculum of Class 10 2026, to help you master the concept.

Test Highlights:

  • - Format: Multiple Choice Questions (MCQ)
  • - Duration: 10 minutes
  • - Number of Questions: 10

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Test: Chemical Coordination In Animals - Question 1
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What is the function of testosterone in the male body?

Detailed Solution: Question 1

Testosterone is the primary male sex hormone produced by the testes. It plays a crucial role in developing and maintaining male characteristics such as facial hair growth, deepening of the voice, muscle mass development, and sperm production. Additionally, testosterone is essential for regulating libido and overall reproductive health in men.

Test: Chemical Coordination In Animals - Question 2
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What is the primary function of the pituitary gland?

Detailed Solution: Question 2

The pituitary gland, often referred to as the "master gland," is responsible for regulating various hormones in the body. One of its key functions is controlling body growth and development by releasing hormones like growth hormone. Imbalances in this gland can lead to conditions such as dwarfism or gigantism.

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Test: Chemical Coordination In Animals - Question 3
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Which hormone is primarily responsible for regulating blood sugar levels in the body?

Detailed Solution: Question 3

Insulin is a hormone produced by the pancreas that plays a vital role in regulating blood sugar levels. It helps cells in the body absorb glucose from the bloodstream, thereby lowering blood sugar levels. Imbalances in insulin production or function can lead to conditions like diabetes mellitus.

Test: Chemical Coordination In Animals - Question 4
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What is the primary function of the Hypothalamus in the endocrine system?

Detailed Solution: Question 4

The Hypothalamus, a neuro-endocrine region, plays a crucial role in linking the nervous and endocrine systems. It is responsible for producing hormones like somatostatin and dopamine and is connected to the pituitary gland. The Hypothalamus helps regulate various bodily functions and plays a key role in maintaining homeostasis by controlling hormone release and other essential processes.

Test: Chemical Coordination In Animals - Question 5
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Which hormone is known as the "fight or flight" hormone, preparing the body for physical stress in emergency situations?

Detailed Solution: Question 5

Adrenaline, also known as the "fight or flight" hormone, is secreted by the adrenal medulla and plays a crucial role in preparing the body for physical stress during emergency situations. This hormone helps in increasing heart rate, dilating air passages, and mobilizing glucose to provide energy to the muscles, enabling a quick response to perceived threats.

Test: Chemical Coordination In Animals - Question 6
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Which gland is responsible for controlling glucose, protein, and fat metabolism in the body?

Detailed Solution: Question 6

The Thyroid Gland, located in the neck region, is responsible for secreting hormones like Triiodothyronine and Thyroxine. Thyroxine plays a key role in regulating the body's metabolism of glucose, proteins, and fats. Any imbalance in thyroid hormone levels can lead to metabolic issues affecting various bodily functions.

Test: Chemical Coordination In Animals - Question 7
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What nutrient is essential for the production of thyroxine hormone by the thyroid gland?

Detailed Solution: Question 7

Iodine is an essential mineral required for the production of thyroxine hormone by the thyroid gland. Thyroxine regulates the metabolism of carbohydrates, fats, and proteins in the body. A deficiency of iodine can lead to conditions like goiter, causing a swollen neck. Hence, consuming iodine-rich foods or iodized salt is crucial for maintaining proper thyroid function.

Test: Chemical Coordination In Animals - Question 8
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What happens when there is a deficiency of growth hormone during childhood?

Detailed Solution: Question 8

A deficiency in growth hormone during childhood results in dwarfism, where the individual experiences stunted growth and smaller physical stature compared to peers.

Test: Chemical Coordination In Animals - Question 9
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What is the function of releasing hormones in the body?

Detailed Solution: Question 9

Releasing hormones stimulate the pituitary gland to release specific hormones, which regulate various bodily functions like growth, metabolism, and reproduction.

Test: Chemical Coordination In Animals - Question 10
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What is the primary function of the ovaries in females?

Detailed Solution: Question 10

The ovaries are responsible for the development of female sex organs, the regulation of the menstrual cycle, and the production of female reproductive hormones like estrogen and progesterone.

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About this Class 10 Practice Test

This test contains 10 MCQs on Chemical Coordination In Animals with detailed solutions for each question. It is part of the Online MCQ Tests for Class 10 course on EduRev, designed to align with the current Class 10 syllabus. Each solution explains not just the correct answer but also gives you an understanding of the topic — not just to attempt the question but also help you prepare for the exam with practice.

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