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Balbharati solutions for Biology [English] 11 Standard Maharashtra State Board chapter 15 - Excretion and Osmoregulation [Latest edition]

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Balbharati solutions for Biology [English] 11 Standard Maharashtra State Board chapter 15 - Excretion and Osmoregulation - Shaalaa.com
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Solutions for Chapter 15: Excretion and Osmoregulation

Below listed, you can find solutions for Chapter 15 of Maharashtra State Board Balbharati for Biology [English] 11 Standard Maharashtra State Board.


Exercise
Exercise [Pages 190 - 192]

Balbharati solutions for Biology [English] 11 Standard Maharashtra State Board 15 Excretion and Osmoregulation Exercise [Pages 190 - 192]

Exercise | Q 1. (A) | Page 190

Choose the correct option.

Which one of the following organisms would spend maximum energy in the production of nitrogenous waste?

  • Polar bear

  • Flamingo

  • Frog

  • Shark

Exercise | Q 1. (B) | Page 190

Choose the correct option.

In human beings, uric acid is formed due to metabolism of ______.

  • amino acids

  • fatty acids

  • creatinine

  • nucleic acids

Exercise | Q 1. (C) | Page 190

Choose the correct option.

Visceral layer : Podocytes :: PCT : ________.

  • Cilliated cells

  • Squamous cells

  • Columnar cells

  • Cells with brush border

Exercise | Q 1. (D) | Page 190

Choose the correct option.

Deproteinised plasma is not found in ______.

  • Bowman's capsule

  • Descending limb

  • Glomerular capillaries

  • Ascending limb

Exercise | Q 1. (E) | Page 190

Choose the correct option.

Specific gravity of urine would _______ if level of ADH increases.

  • remain unaffected

  • increases

  • decreases

  • stabilise

Exercise | Q 1. (F) | Page 190

Choose the correct option.

What is micturition?

  • Urination

  • Urine formation

  • Uremia

  • Urolithiasis

Exercise | Q 1. (G) | Page 190

Choose the correct option.

Which one of the following organisms excrete waste through nephridia?

  • Cockroach

  • Earthworm

  • Crab

  • Liver Fluke

Exercise | Q 1. (H) | Page 190

Choose the correct option.

Person suffering from kidney stone is advised not to have tomatoes as it has _______.

  • seeds

  • lycopene

  • oxalic acid

  • sour taste

Exercise | Q 1. (I) | Page 190

Choose the correct option.

Tubular secretion does not take place in ______.

  • DCT

  • PCT

  • collecting duct

  • Henle's loop

Exercise | Q 1. (J) | Page 190

Choose the correct option.

The minor calyx _______.

  • collects urine

  • connects pelvis to ureter

  • is present in the cortex

  • receives column of Bertini

Exercise | Q 1. (K) | Page 190

Choose the correct option.

Which one of the following is not a part of human kidney?

  • Malpighian body

  • Malpighian tubule

  • Glomerulus

  • Loop of Henle

Exercise | Q 1. (L) | Page 190

Choose the correct option.

The yellow colour of the urine is due to presence of ________.

  • uric acid

  • cholesterol

  • urochrome

  • urea

Exercise | Q 1. (M) | Page 190

Hypotonic filtrate is formed in _______.

  • PCT

  • DCT

  • LoH

  • CT

Exercise | Q 1. (N) | Page 190

Choose the correct option.

In reptiles, uric acid is stored in ______.

  • cloaca

  • fat bodies

  • liver

  • anus

Exercise | Q 1. (O) | Page 190

Choose the correct option.

The part of nephron which absorbs glucose and amino acid is ______.

  • collecting tubule

  • proximal tubule

  • Henle's loop

  • DCT

Exercise | Q 1. (P) | Page 190

Choose the correct option.

Bowman’s capsule is located in kidney in the _______.

  • cortex

  • medulla

  • pelvis

  • pyramids

Exercise | Q 1. (Q) | Page 190

Choose the correct option.

The snakes living in desert are mainly ______.

  • aminotelic

  • ureotelic

  • ammonotelic

  • uricotelic

Exercise | Q 1. (R) | Page 190

Choose the correct option.

Urea is a product of breakdown of ______.

  • fatty acids

  • amino acids

  • glucose

  • fats

Exercise | Q 1. (S) | Page 190

Choose the correct option.

Volume of the urine is regulated by ______.

  • aldosterone

  • ADH

  • both aldosterone and ADH

  • none

Exercise | Q 2. (A) | Page 191

Answer the following question.

Doctors say Mr. Shaikh is suffering from urolithiasis. How it could be explained in simple words?

Exercise | Q 2. (B) | Page 191

Answer the following question.

Anitaji needs to micturate several times and feels very thirsty. This is an indication of change in permeability of certain part of nephron. Which is this part?

Exercise | Q 2. (C) | Page 191

Answer the following question.

Effective filtration pressure was calculated to be 20 mmHg; where glomerular hydrostatic pressure was 70 mm of Hg. Which other pressure is affecting the filtration process? How much is it?

Exercise | Q 2. (D) | Page 191

Answer the following question.

Name any one guanotelic organism.

Exercise | Q 2. (E) | Page 191

Answer the following question.

Why are kidneys called 'retroperitoneal'?

Exercise | Q 2. (F) | Page 191

Answer the following question.

State the role of liver in urea production.

Exercise | Q 2. (G) | Page 191

Answer the following question.

Why do we get bad breath after eating garlic or raw onion?

Exercise | Q 3. (A) | Page 191

Answer the following question.

John has two options as a treatment for his renal problem: Dialysis or kidney transplants. Which option should he choose? Why?

Exercise | Q 3. (B) | Page 191

Answer the following question.

Amphibian tadpole can afford to be ammonotelic. Justify.

Exercise | Q 3. (C) | Page 191

Answer the following question.

Birds are uricotelic in nature. Give reason.

Exercise | Q 4. (A) | Page 191

Write the explanation in your words.

Nitya has been admitted to hospital after heavy blood loss. Till proper treatment could be given; how did Nitya's body must have tackled the situation?

Exercise | Q 5. (A) | Page 191

Complete the diagram/chart with correct labels/ information. Write the conceptual details regarding it.

Exercise | Q 5. (B) | Page 191

Complete the diagram/chart with correct labels/ information. Write the conceptual details regarding it.

Exercise | Q 5. (C) | Page 1

Complete the diagram/chart with correct labels/ information. Write the conceptual details regarding it.

Exercise | Q 5. (D) | Page 192

Complete the diagram/chart with correct labels/ information. Write the conceptual details regarding it.

Exercise | Q 5. (E)

Complete the diagram/chart with correct labels/ information. Write the conceptual details regarding it.

Exercise | Q 6 | Page 192

Prove that mammalian urine contains urea.

Solutions for 15: Excretion and Osmoregulation

Exercise
Balbharati solutions for Biology [English] 11 Standard Maharashtra State Board chapter 15 - Excretion and Osmoregulation - Shaalaa.com

Balbharati solutions for Biology [English] 11 Standard Maharashtra State Board chapter 15 - Excretion and Osmoregulation

Shaalaa.com has the Maharashtra State Board Mathematics Biology [English] 11 Standard Maharashtra State Board Maharashtra State Board solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. Balbharati solutions for Mathematics Biology [English] 11 Standard Maharashtra State Board Maharashtra State Board 15 (Excretion and Osmoregulation) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.

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Concepts covered in Biology [English] 11 Standard Maharashtra State Board chapter 15 Excretion and Osmoregulation are Modes of Excretion: Ammonotelism, Ureotelism, and Uricotelism, Human Excretory System, Kidney and Its Internal Structure, Kidney Tubule (Nephrons), Function of the Kidney - “Production of Urine”, Concentration of Urine, Composition of Urine, Accessory Excretory Organs, Common Disorders of the Urinary System, Excretion.

Using Balbharati Biology [English] 11 Standard Maharashtra State Board solutions Excretion and Osmoregulation exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in Balbharati Solutions are essential questions that can be asked in the final exam. Maximum Maharashtra State Board Biology [English] 11 Standard Maharashtra State Board students prefer Balbharati Textbook Solutions to score more in exams.

Get the free view of Chapter 15, Excretion and Osmoregulation Biology [English] 11 Standard Maharashtra State Board additional questions for Mathematics Biology [English] 11 Standard Maharashtra State Board Maharashtra State Board, and you can use Shaalaa.com to keep it handy for your exam preparation.

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