English
Tamil Nadu Board of Secondary EducationHSC Science Class 11

The maintenance of constant internal environment is referred as ______. - Zoology

Advertisements
Advertisements

Question

The maintenance of constant internal environment is referred as ______.

Options

  • Regulation

  • Homeostasis

  • Co-ordination

  • Hormonal control

MCQ
Fill in the Blanks

Solution

The maintenance of constant internal environment is referred as Homeostasis.

shaalaa.com
  Is there an error in this question or solution?
Chapter 11: Chemical Coordination and Integration - Evaluation [Page 220]

APPEARS IN

Samacheer Kalvi Zoology [English] Class 11 TN Board
Chapter 11 Chemical Coordination and Integration
Evaluation | Q 1. | Page 220
Samacheer Kalvi Biology (Zoology) [English] Class 11 TN Board
Chapter 11 Chemical Coordination and Integration
Evaluation | Q 1. | Page 213

RELATED QUESTIONS

Define the following:

Hormone


Choose the odd one out from each series 

The glands – thyroid, adrenal, pituitary, prostate
………………………………………… 


Do you agree with the statement – “ All hormones are chemical signals”? Yes / No. Justify your answer. 


Give the special function of the following:
Corpus luteum


Define the following:
Hypersecretion


Name the hormone responsible for the following function:
Ossification of bones


Make a table indicating the glands, hormones produced, their main functions and diseases caused due to their hypo and hypersecretions.


Choose the correct answer:
Which one of the following is not an endrocine gland?


What is the chemical nature of hormone?


The release of progesterone in the urine is an indication of pregnancy. Explain.


Differentiate: Insulin and Glucagon.


Differentiate: Cretinism and Myxedema.


Differentiate: Acromegaly and Myxedema.


Give the Technical Term: What are the substances that control the growth and development in animals?


Give the Technical Term: Name the blood vessels which transport hormones from the endocrine glands to the various parts of the body.


Give the Technical Term: What are releasing hormones?


Give the Technical Term: The structure which controls the master gland.


Give the Technical Term: Name the glands which secrete the following hormone: Relaxin


Fill in the Blanks:

Nervous system and ______ are very closely related.


Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:

Hormones are produced by endocrine gland.


Given below is an outline of the human body showing the important glands.

(i) Name the glands marked 1 to 5.
(ii) Name the hormone secreted by 2. Give one important function of this hormone.
(iii) Name the endocrine cells present in part 3.
(iv) Name the hormone secreted by part 3. Give one important function of this hormone.


State the Function

Testosterone


State the Function

Oestradiol


State the Function

Oxytocin


Choose the Odd One Out


Which statement is not for a hormone?


Human chronic Gonadotropin:


Which organ acts a temporary endocrine gland in females?


Which of the following hormone is not secreted under the influence of pituitary gland?


Serum calcium level is regulated by ______.


A pregnant female delivers a baby who suffers from stunted growth, mental retardation, low intelligence quotient and abnormal skin. This is the result of ______.


The structure which connects the hypothalamus with anterior lobe of pituitary gland is the ______.


Name the layers of adrenal cortex and mention their secretions.


In humans, the life processes are controlled and regulated by


Select the right match of endocrine gland and their hormone among the options given below

Column I Column II
A. Pineal i. Epinephrine
B. Thyroid ii. Melatonin
C. Ovary iii. Estrogen
D. Adrenal medulla iv. Tetraiodothyronine

Given below is the figure showing the human urinary system with structures labelled A to D. Select the option which correctly identifies them and gives their function.

 


Which one of the following statements is correct?


Distinguish between Diabetes mellitus and Diabetes insipidus (endocrine gland concerned).


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×