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Class 11
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Animal Kingdom
Distinguish between intracellular and extracellular digestion?

Distinguish between intracellular and ex | Class 11 Biology Chapter Animal Kingdom, Animal Kingdom NCERT Solutions

Welcome to the NCERT Solutions for Class 11 Biology - Chapter Animal Kingdom. This page offers a step-by-step solution to the specific question from Exercise 1, Question 4: . With detailed answers and explanations for each chapter, students can strengthen their understanding and prepare confidently for exams. Ideal for CBSE and other board students, this resource will simplify your study experience.

Question 4: Distinguish between intracellular and extracellular digestion?

Answer:

Intracellular digestion		Extracellular digestion
1.	The digestion of food occurs within the cell.	1.	The digestion occurs outside the cell in the cavity of alimentary canal.
2.	Digestive enzymes are secreted by the surrounding cytoplasm into the food vacuole.	2.	Digestive enzymes are secreted by special cells into the cavity of alimentary canal.
3.	Digestive products are diffused into the cytoplasm.	3.	Digestive products diffuse across the intestinal wall into various parts of the body.
4.	It is a less efficient method.	4.	It is a more efficient method of digestion.
5.	It occurs in unicellular organisms.	5.	It occurs in multicellular organisms.

Other Questions of Chapter Animal Kingdom

Excretory organs of different animals are given below. Choose correctly and write in the space provided.
Animal Excetory Organ/Unit
a. Balanoglossus i. Metanephridia
b. Leech ii. Nephridia
c. Locust iii. Flame cells
d. Liver fluke iv. absent
e. Sea urchin v. malpighian tubule
f. Pila vi. Proboscis gland
a. ____________________, b. ____________________, c. ____________________
d. ____________________, e. ____________________, f. ____________________

Name the animal, which exhibits the phenomenon of bioluminescence. Mention the phylum to which it belongs.

Mention two modifications in reptiles required for terrestrial mode of life.

Q: What are the peculiar features that you find in parasitic platyhelminthes?

Q: Match the following:
(a) Operculum (i) Ctenophora
(b) Parapodia (ii) Mollusca
(c) Scales (iii) Porifera
(d) Comb plates (iv) Reptilia
(e) Radula (v) Annelida
(f) Hairs (vi) Cyclostomata and Chondrichthyes
(g) Choanocytes (vii) Mammalia
(h) Gill slits (viii) Osteichthyes

Q: What are the modifications that are observed in birds that help them fly?

Q: Prepare a list of some animals that are found parasitic on human beings.

Q: If you are given a specimen, what are the steps that you would follow to classify it?

Q: �All vertebrates are chordates but all chordates are not vertebrates�. Justify the statement.

Give the characteristic features of the following citing one example of each
a. Chondrichthyes and ostichthyes
b. Urochordata and cephalochordata

Popular questions of class 11 Biology

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Q: Define and understand the following terms:
(i) Phylum
(ii) Class
(iii) Family
(iv) Order
(v) Genus

Recently Viewed Questions of Class 11 Biology

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Which of the following is correct:
(a) Cells of all living organisms have a nucleus.
(b) Both animal and plant cells have a well defined cell wall.
(c) In prokaryotes, there are no membrane bound organelles.
(d) Cells are formed de novo from abiotic materials.

Mitosis results in producing two cells which are similar to each other. What would be the consequence if each of the following irregularities
occur during mitosis?
a. Nuclear membrane fails to disintegrate
b. Duplication of DNA does not occur
c. Centromeres do not divide
d. Cytokinesis does not occur.

Study Tips for Answering NCERT Questions:

NCERT questions are designed to test your understanding of the concepts and theories discussed in the chapter. Here are some tips to help you answer NCERT questions effectively:

Read the question carefully and focus on the core concept being asked.
Reference examples and data from the chapter when answering questions about Animal Kingdom.
Review previous year question papers to get an idea of how such questions may be framed in exams.
Practice answering questions within the time limit to improve your speed and accuracy.
Discuss your answers with your teachers or peers to get feedback and improve your understanding.

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Comments

ADITYA
May 15, 2021

Thanks bro

Akansha
Sep 25, 2019

Thanksss yar bacha leya

Nalin khandenwal
Aug 08, 2019

Wrong this is absolutely wrong i qualify neet .

Richelle
May 25, 2019

Thank you ....It is very helpful

Princeyadav
Mar 29, 2019

Very help full , thanks , very easy for study

Vineet kesharwani
Feb 21, 2019

Thanx

Vineet kesharwani
Feb 21, 2019

Thankx

dab
Dec 27, 2018

nice but bad

Akanksha
Dec 26, 2018

Very helpful thanks dear

Haaa
Sep 04, 2018

Need to improve