11th Standard CBSE Syllabus & Materials

11th Standard CBSE

CBSE 11th Economics PART-A - Presentation of Data - New Sample Question Papers Study Material - QB365 Set A

NEW

11th Standard CBSE

CBSE 11th Economics PART-A - Organisation of Data - New Sample Question Papers Study Material - QB365 Set A

NEW

11th Standard CBSE

CBSE 11th Economics PART-A - Collection of Data - New Sample Question Papers Study Material - QB365 Set A

NEW

11th Standard CBSE

CBSE 11th Economics PART-A - Introduction to Economics and Statistics - New Sample Question Papers Study Material - QB365 Set A

NEW

11th Standard CBSE

CBSE 11th Business Studies International Trade Sample Question Papers Study Material - QB365 Set A

NEW

11th Standard CBSE

CBSE 11th Business Studies Evolution and Fundamentals of Business Sample Question Papers Study Material - QB365 Set A

CBSE 11th Standard Biology Subject Excretory Products and Their Elimination HOT Questions 1 Marks Questions With Solution 2021

Published on: 30/05/2021

QB365 Provides the HOT Question Papers for Class 11 Biology, and also provide the detail solution for each and every HOT Questions. HOT Questions will help to get more idea about question pattern in every exams and also will help to get more marks in Exams

Download CBSE Class 11th Standard CBSE Biology question papers, sample papers, important questions, and previous year solved papers in PDF format. Get free study materials, NCERT solutions, and exam preparation resources for Class 11th Standard CBSE Biology

Questions + Answers key

Take MCQ Biology Test

QB365 Student Learing Managemnet System

Std: 11th Standard CBSE - Biology

chapter: - HOT Questions

Visit QB365-SLMS - https://www.qb365.in/slms/ Complete Questions and Answers

Questions:

Generic 2

10 x 2 = 20

Why tubular secretion an important step in urine formation?

What is stimulus for the cells of JGA to release renin?

What stimulates the release of aldosterone? How does aldosterone increase the blood pressure and regulate GFR?

Give the name of the nitrogenous waste which is produced in birds.In what form is it eliminated from the body?What is the advantage of this type of excretion?

Give the name of the main components that play an important role in the counter-current mechanism.

Give the name of cells that are responsible for the formation of filtration slits or slit pores.

Write the mode of excretion performed by Xenopus.

What will be the effect on the amount of urine released when water is abundant in the body tissues in case of vertebrates?

What is the ratio of the concentrated filtrate to that of the initial filtrate?

10.

How do lungs help in excretion?

Visit QB365-SLMS - https://www.qb365.in/slms/

Answers Key:

Generic 2

10 x 2 = 20

maintains ionic balance and pH of body fluids.

Glomerular blood pressure falls.

Angiotensin-II

Birds excrete uric acid in the form of pellet or paste (semi-solid form). It helps is conservation of water.

The countercurrent mechanism is the mechanism that allows for the production of concentrated urine. The Henle's loop and vasa recta are the backbones of the mechanism.

Podocytes (epithelial cells present in the inner wall of Bowman's capsule).

Dual excretion (mainly ammonotelism and partly ureotelism).

Vertebrates excrete large quantities of dilute urine when water is abundant in the body tissues and vice-versa.

The concentrated urine(filtrate) is nearly four times concentrated than the initial filtrate formed.

10.

Carbon dioxide and water are the waste products removed by the lungs in the expired air