Daily Practice Problems undefined Chemical Coordination and Integration

Question 1:

Which of the following hormones is not secreted by adenohypophysis? [Level: Moderate]

(a) Follicle stimulating hormone

(b) Growth hormone

(d) Melanocyte stimulating hormone

Question 2:

Excess secretion of growth hormone in adults leads to: [Level: Moderate]

(a) Gigantism

(b) Grave’s disease

(d) Addison’s disease

Question 3:

Which of the following hormones raises the levels of calcium in the blood? [Level: Moderate]

(a) Parathyroid hormone

(b) Thyroxine

(d) Thymosins

Question 4:

Which of the following is a composite gland? [Level: Easy]

(a) Testis

(b) Hypothalamus

(d) Thymus

Question 5:

Prolonged hyperglycaemic condition in an individual occurs due to deficiency of: [Level: Moderate]

(a) glucagon

(b) glucocorticoids

(d) androgens

Question 6:

The hormone melatonin is secreted by: [Level: Easy]

(a) pituitary gland

(b) pineal gland

(d) parathyroid gland

Question 7:

The contraction of gall bladder occurs due to: [Level: Moderate]

(a) gastrin

(b) secretin

(d) gastric inhibitory protein

Question 8:

Given below are two statements: [Level: Difficult]

Statement I: Neurohypophysis is under the direct neural regulation of the hypothalamus.

Statement II: Neurohypophysis produces two hormones namely, oxytocin and ADH.

(a) Both Statement I and Statement II are incorrect.

(b) Both Statement I and Statement II are correct.

(d) Statement I is incorrect but Statement II is correct.

Question 9:

The ejection of milk by the mammary glands is due to the hormone: [Level: Easy]

(a) prolactin

(b) oxytocin

(d) estrogen

Question 10:

Which among the following are functions carried out by thyroid hormones? [Level: Difficult]

I. Regulation of BMR

II. Support erythropoiesis

III. Increase the levels of Ca⁺² in blood

IV. Stimulating ovulation

V. Stimulating the production of adrogens

(a) I, II and III only

(b) II, IV and V only

(d) III and IV only

Question 11:

The immune responses of old persons become weak due to degeneration of: [Level: Moderate]

(a) parathyroid gland

(b) thyroid gland

(d) thymus gland

Question 12:

Undersecretion of hormones from the adrenal cortex leads to a disease called: [Level: Moderate]

(a) Exopthalmic goitre

(b) Grave’s disease

(d) Addison’s disease

Question 13:

Identify the hormone with its correct matching of source and function: [Level: Difficult]

(a) Progesterone – corpus luteum, stimulation of growth and activities of female secondary sex organs

(b) Melatonin – pineal gland, regulates the normal rhythm of sleep-wake cycle

(d) Cholecystokinin – liver – secretion of gastric juices and HCl

Question 14:

Which of the following symptom is not associated with cretinism? [Level: Moderate]

(a) Mental retardation

(b) Extremely tall stature

(d) Deaf-mutism

Question 15:

The hormone secreted by the heart walls to lower the blood pressure is: [Level: Moderate]

(a) renin

(b) angiotensin

(d) aldosterone

Question 16:

Find out the incorrect statement: [Level: Difficult]

(a) Glucocorticoids stimulate gluconeogenesis, lipolysis and proteolysis.

(b) Cortisol, a glucocorticoid, produces anti-inflammatory reaction and supresses the immune system.

(d) Cortisol stimulates production of RBCs.

Question 17:

Match the items given in Column I to Column II and find the correct answer from the options given below: [Level: Difficult]

Column I	Column II
1. Somatostatin	(i) Anterior pituitary
2. Catecholamines	(ii) Adrenal medulla
3. Erythropoietin	(iii) Hypothalamic hormone
4. Prolactin	(iv) JG cells

	1.	2.	3.	4.
(a)	(iii)	(ii)	(iv)	(i)
(b)	(ii)	(iii)	(iv)	(i)
(c)	(iii)	(ii)	(i)	(iv)
(d)	(ii)	(iii)	(i)	(iv)

Question 18:

The hormone that stimulates release of ovum from the ovary is: [Level: Moderate]

(a) Luteinising hormone

(b) Estrogen

(d) Follicle stimulating hormone

Question 19:

Testosterone, the principal androgen in males, is secreted by the: [Level: Easy]

(a) Leydig’s cells

(b) Germinal cells

(d) Beta-cells

Question 20:

Which of the following hormone is chemically an amino-acid derivative? [Level: Easy]

(a) Cortisol

(b) Testosterone

(d) Adrenaline

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In summary, problem-solving after learning a theoretical concept on CBSE Chemical Coordination and Integration NEET Biology is an essential part of the learning process. It enhances your understanding, critical thinking abilities, and retention of knowledge. Moreover, it equips you with valuable skills that are applicable in academic, personal, and professional contexts.

You must have heard of the phrase “Practice makes a man perfect”. Well, not just a man, practice indeed enhances perfection of every individual.

Practicing questions plays a pivotal role in achieving excellence in exams. Just as the adage goes, "Practice makes perfect," dedicating time to solve a diverse range of exam-related questions yields manifold benefits. Firstly, practicing questions allows students to familiarize themselves with the exam format and types of problems they might encounter. This familiarity instills confidence, reducing anxiety and improving performance on the actual exam day. Secondly, continuous practice sharpens problem-solving skills and enhances critical thinking, enabling students to approach complex problems with clarity and efficiency. Thirdly, it aids in identifying weak areas, allowing students to focus their efforts on improving specific topics. Moreover, practice aids in memory retention, as active engagement with the material reinforces learning. Regular practice also hones time management skills, ensuring that students can allocate appropriate time to each question during the exam. Overall, practicing questions not only boosts exam performance but also instills a deeper understanding of the subject matter, fostering a holistic and effective learning experience.

All About Daily Practice Problems on NEET Biology Chemical Coordination and Integration NCERT Chapter 22

Our Daily Practice Problems (DPPs) offer a diverse range of question types, including Multiple Choice Questions (MCQs) as well as short and long answer types. These questions are categorized into Easy, Moderate, and Difficult levels, allowing students to gradually progress and challenge themselves accordingly. Additionally, comprehensive solutions are provided for each question, available for download in PDF format - Download pdf solutions as well as Download pdf Questions. This approach fosters a holistic learning experience, catering to different learning styles, promoting self-assessment, and improving problem-solving skills. With our well-structured DPPs, students can excel in exams while gaining a deeper understanding of the subject matter. Hope you found the content on NEET Biology Chemical Coordination and Integration NCERT Chapter 22 useful.

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