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NCERT solutions Biology Class 11 chapter 7 Structural Organisation in Animals

Chapters

NCERT Biology Class 11

Biology Textbook for Class 11

Chapter 7 - Structural Organisation in Animals

Pages 99 - 122

Answer in one word or one line

Give the common name of Periplaneta americana

Q 1.1 | Page 121

Answer in one word or one line.

How many spermathecae are found in earthworm?

Q 1.2 | Page 121

Answer in one word or one line

What is the position of ovaries in cockroach?

Q 1.3 | Page 121

Answer in one word or one line.

How many segments are present in the abdomen of cockroach?

Q 1.4 | Page 121

Answer in one word or one line.

Where do you find Malpighian tubules?

Q 1.5 | Page 121

Answer the following:

What is the function of nephridia?

Q 2.1 | Page 122

How many types of nephridia are found in earthworm based on their location?

Q 2.2 | Page 122

Draw a labelled diagram of the reproductive organs of an earthworm

Q 3 | Page 122

Draw a labelled diagram of alimentary canal of a cockroach

Q 4 | Page 122

Distinguish between the following - Prostomium and peristomium

Q 5.1 | Page 122

Distinguish between the following: Septal nephridium and pharyngeal nephridium

Q 5.2 | Page 122

What are the cellular components of blood?

Q 6 | Page 122

 What are the following and where do you find them in animal body?

Axons

Q 7.2 | Page 122

What is the following and where do you find them in animal body?

Ciliated epithelium

Q 7.3 | Page 99

Describe various types of epithelial tissues with the help of labelled diagrams

Q 8 | Page 122

Distinguish between Simple epithelium and compound epithelium

Q 9.1 | Page 122

Distinguish between Cardiac muscle and striated muscle

Q 9.2 | Page 122

Distinguish between Dense regular and dense irregular connective tissues

Q 9.3 | Page 122

Distinguish between Adipose and blood tissue

Q 9.4 | Page 122

Mark the odd one in each series:

(a) Areolar tissue; blood; neuron; tendon

(b) RBC; WBC; platelets; cartilage

(c) Exocrine; endocrine; salivary gland; ligament

(d) Maxilla; mandible; labrum; antennae

(e) Protonema; mesothorax; metathorax; coxa

Q 10 | Page 122

Match the terms in column with those in column II:

  Column I   Column II
a Compound epithelium 1 Alimentry canal
b Compound eye 2 Cockroach
c Septal nephridia 3 Skin
d Open circulatory system 4 Mosaic vision
e Typhlosole 5 Earthworm
f Osteocytes 6 Phallomere
g Genitalia 7 Bone
Q 11 | Page 122

Mention briefly about the circulatory system of earthworm

Q 12 | Page 122

Draw a neat diagram of digestive system of frog.

Q 13 | Page 122

Mention the function of the following - Ureters in frog

Q 14.1 | Page 122

Mention the function of the following - Malpighian tubules

Q 14.2 | Page 122

Mention the function of the following - Body wall in earthworm

Q 14.3 | Page 122

NCERT Biology Class 11

Biology Textbook for Class 11
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