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Excretion In Animals & Plants - 2 - Class 10 MCQ


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25 Questions MCQ Test Science Class 10 - Excretion In Animals & Plants - 2

Excretion In Animals & Plants - 2 for Class 10 2024 is part of Science Class 10 preparation. The Excretion In Animals & Plants - 2 questions and answers have been prepared according to the Class 10 exam syllabus.The Excretion In Animals & Plants - 2 MCQs are made for Class 10 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Excretion In Animals & Plants - 2 below.
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Excretion In Animals & Plants - 2 - Question 1

 What is the biological process involved in the removal of harmful metabolic wastes from the body called?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 1

Excretion is the process of removing metabolic wastes from the body.

Excretion In Animals & Plants - 2 - Question 2

How do many unicellular organisms typically remove metabolic wastes?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 2

Many unicellular organisms remove metabolic wastes by simple diffusion from the body surface.

Excretion In Animals & Plants - 2 - Question 3

What is the purpose of urine production in humans?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 3

Urine is produced to filter out waste products from the blood in the kidneys.

Excretion In Animals & Plants - 2 - Question 4

Which organ stores urine in the human excretory system?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 4

Urine is stored in the urinary bladder until it is released through the urethra.

Excretion In Animals & Plants - 2 - Question 5

What is the basic filtration unit in the kidneys called?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 5

The basic filtration unit in the kidneys is called a nephron.

Excretion In Animals & Plants - 2 - Question 6

What substances are selectively reabsorbed as urine flows along the kidney tubules?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 6

Substances like glucose, amino acids, salts, and a major amount of water are selectively reabsorbed.

Excretion In Animals & Plants - 2 - Question 7

What connects the kidneys with the urinary bladder in the human excretory system?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 7

The ureters connect the kidneys with the urinary bladder.

Excretion In Animals & Plants - 2 - Question 8

What is the purpose of the bladder being muscular in the human excretory system?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 8

The muscular bladder is under nervous control for voluntary control of urination.

Excretion In Animals & Plants - 2 - Question 9

In case of kidney failure, what can be used to remove nitrogenous waste products from the blood through dialysis?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 9

An artificial kidney can be used for dialysis in case of kidney failure.

Excretion In Animals & Plants - 2 - Question 10

How does an artificial kidney function in removing waste products from the blood?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 10

Artificial kidneys remove waste products through dialysis by diffusion.

Excretion In Animals & Plants - 2 - Question 11

What is the function of the tubes with semi-permeable lining in artificial kidneys?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 11

Tubes with semi-permeable lining perform dialysis of waste products in artificial kidneys.

Excretion In Animals & Plants - 2 - Question 12

What is the role of nitrogenous wastes in the human body?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 12

Nitrogenous wastes are removed from the blood by the kidneys.

Excretion In Animals & Plants - 2 - Question 13

How do plants get rid of excess water?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 13

Plants get rid of excess water through transpiration.

Excretion In Animals & Plants - 2 - Question 14

Where are many plant waste products stored?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 14

Many plant waste products are stored in cellular vacuoles.

Excretion In Animals & Plants - 2 - Question 15

How do plants deal with oxygen generated during photosynthesis?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 15

Plants release excess oxygen into the air during photosynthesis.

Excretion In Animals & Plants - 2 - Question 16

What is the primary waste product generated during photosynthesis in plants?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 16

Oxygen is generated as a waste product during photosynthesis in plants.

Excretion In Animals & Plants - 2 - Question 17

What is the function of the urethra in the human excretory system?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 17

The urethra transports urine from the bladder to the outside of the body.

Excretion In Animals & Plants - 2 - Question 18

What is the purpose of the dialysing fluid in artificial kidneys?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 18

The dialysing fluid removes waste products from the blood by diffusion in artificial kidneys.

Excretion In Animals & Plants - 2 - Question 19

What is the purpose of reabsorption in the kidney tubules?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 19

Reabsorption in the kidney tubules selectively reabsorbs essential substances from the initial filtrate.

Excretion In Animals & Plants - 2 - Question 20

What is the main excretory organ in humans?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 20

Kidneys are the main excretory organs in humans.

Excretion In Animals & Plants - 2 - Question 21

What is the primary nitrogenous waste removed by the kidneys?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 21

Urea is the primary nitrogenous waste removed by the kidneys.

Excretion In Animals & Plants - 2 - Question 22

How does the urinary bladder signal the urge to urinate?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 22

The urinary bladder signals the urge to urinate through nervous control.

Excretion In Animals & Plants - 2 - Question 23

What is the purpose of the osmotic pressure in artificial kidneys?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 23

Osmotic pressure in artificial kidneys creates a pressure gradient for diffusion of waste products.

Excretion In Animals & Plants - 2 - Question 24

What substance is devoid of nitrogenous wastes in the dialysing fluid of artificial kidneys?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 24

The dialysing fluid is devoid of nitrogenous wastes in artificial kidneys.

Excretion In Animals & Plants - 2 - Question 25

What strategy do plants use for excretion?

Detailed Solution for Excretion In Animals & Plants - 2 - Question 25

Plants use transpiration as a strategy for excretion, along with storing waste products in vacuoles and shedding leaves.

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