Class 11 Biology - Chapter Structural Organisation in Animals NCERT Solutions | Frog is a poikilotherm, exhibits camoufl
Welcome to the NCERT Solutions for Class 11th Biology - Chapter Structural Organisation in Animals. This page offers a step-by-step solution to the specific question from Excercise 0 , Question 16: frog is a poikilotherm exhibits camouflage and un....
Question 16
Frog is a poikilotherm, exhibits camouflage and undergoes aestivation and hibernation, how are all these beneficial to it?
Answer
Frog is a Poikilotherm as it exhibits camouflage and undergoes aestivation and hibernation. These are beneficial for it as it sleeps and uses the stored energy in the body and emerges after the harsh environmental temperature has passes camouflage helps in its protection and catching prey.
More Questions From Class 11 Biology - Chapter Structural Organisation in Animals
- Q:- Describe various types of epithelial tissues with the help of labelled diagrams.
- Q:- What are the cellular components of blood?
- Q:- What are the following and where do you find them in animal body
(a) Chondriocytes
(b) Axons
(c) Ciliated epithelium - Q:- Draw a neat diagram of digestive system of frog.
- Q:- Answer in one word or one line. (i) Give the common name of Periplaneta americana. (ii) How many spermathecae are found in earthworm? (iii) What is the position of ovaries in the cockroach? (iv) How many segments are present in the abdomen of cockroach? (v) Where do you find malphigian tubules?
- Q:- Distinguish between the following
(a) Prostomium and peristomium
(b) Septal nephridium and pharyngeal nephridium - Q:- Mention briefly about the circulatory system of earthworm
- Q:- Answer the following: (i) What is the function of nephridia? (ii) How many types of nephridia are found in earthworm based on their location?
- Q:- Distinguish between
(a) Simple epithelium and compound epithelium.
(b) Cardiac muscle and striated muscle
(c) Dense regular and dense irregular connective tissues
(d) Adipose and blood tissue
(e) Simple gland and compound gland - Q:- Match the terms in column I with those in column II:
Column I Column II
(a) Compound epithelium (i) Alimentry canal
(b) Compound eye (ii) Cockroach
(c) Septal nephridia (iii) Skin
(d) Open circulatory system (iv) Mosaic vision
(e) Typhlosole (v) Earthworm
(f) Osteocytes (vi) Phallomere
(g) Genitalia (vii) Bone
Popular Questions of Class 11 Biology
- Q:- Why are living organisms classified?
- Q:- Discuss how classification systems have undergone several changes over a period of time?
- Q:- What is the basis of classification of algae?
- Q:- What are the difficulties that you would face in classification of animals, if common fundamental features are not taken into account?
- Q:- What is meant by modification of root? What type of modification of root is found in the (a) Banyan tree (b) Turnip (c) Mangrove trees
- Q:- State the location and function of different types of meristem.
- Q:-
Which of the following is not correct?
(a) Robert Brown discovered the cell.
(b) Schleiden and Schwann formulated the cell theory.
(c) Virchow explained that cells are formed from pre-existing cells.
(d) A unicellular organism carries out its life activities within a single cell. - Q:- What are macromolecules? Give examples.
- Q:- What is the average cell cycle span for a mammalian cell?
- Q:- What are the factors affecting the rate of diffusion?
Recently Viewed Questions of Class 11 Biology
- Q:- Define Glomerular Filtration Rate (GFR)
- Q:- Define a cardiac cycle and the cardiac output.
- Q:-
Distinguish between
(a) IRV and ERV
(b) Inspiratory capacity and Expiratory capacity
(c) Vital capacity and Total lung capacity - Q:- Differentiate between:
(a) Myelinated and non-myelinated axons
(b) Dendrites and axons
(c) Rods and cones
(d) Thalamus and Hypothalamus
(e) Cerebrum and Cerebellum - Q:- The transverse section of a plant material shows the following anatomical features, (a) the vascular bundles are conjoint, scattered and surrounded by sclerenchymatous bundle sheaths (b) phloem parenchyma is absent. What will you identify it as?
- Q:- By looking at which internal structure of a plant can you tell whether a plant is C3 or C4? Explain.
- Q:- Discuss how classification systems have undergone several changes over a period of time?
- Q:- What are the main steps in aerobic respiration? Where does it take place?
- Q:- Find and write down structures of 10 interesting small molecular weight biomolecules. Find if there is any industry which manufactures the compounds by isolation. Find out who are the buyers.
- Q:- What do we learn from identification of individuals and populations?
- All Chapters Of Class 11 Biology
- All Subjects Of Class 11