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Excretion In Animals & Plants - 1 - Class 10 MCQ


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25 Questions MCQ Test Science Class 10 - Excretion In Animals & Plants - 1

Excretion In Animals & Plants - 1 for Class 10 2024 is part of Science Class 10 preparation. The Excretion In Animals & Plants - 1 questions and answers have been prepared according to the Class 10 exam syllabus.The Excretion In Animals & Plants - 1 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 - 1 below.
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Excretion In Animals & Plants - 1 - Question 1

How do unicellular organisms primarily remove metabolic wastes?

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

Unicellular organisms remove metabolic wastes by allowing them to diffuse from their body surface into the surrounding water.

Excretion In Animals & Plants - 1 - Question 2

What is the main purpose of the excretory system in human beings?

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

The excretory system in humans functions to remove waste products from the body.

Excretion In Animals & Plants - 1 - Question 3

Which organs are part of the human excretory system?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 3

The excretory system in humans includes kidneys, ureters, bladder, and urethra.

Excretion In Animals & Plants - 1 - Question 4

Where are the kidneys located in the human body?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 4

The kidneys are located in the abdominal cavity, one on either side of the backbone.

Excretion In Animals & Plants - 1 - Question 5

What is the basic filtration unit in the kidneys called?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 5

Nephrons are the basic filtration units in the kidneys.

Excretion In Animals & Plants - 1 - Question 6

Which structure collects the filtrate in the kidneys?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 6

Bowman's capsule collects the filtrate from the glomerulus in the kidneys.

Excretion In Animals & Plants - 1 - Question 7

What substances are selectively re-absorbed from the initial filtrate in the kidneys?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 7

Glucose, amino acids, and salts are selectively re-absorbed from the initial filtrate in the kidneys.

Excretion In Animals & Plants - 1 - Question 8

Where is urine stored before it is expelled from the body?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 8

Urine is stored in the urinary bladder before being expelled through the urethra.

Excretion In Animals & Plants - 1 - Question 9

What triggers the urge to pass urine?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 9

The pressure of the expanded urinary bladder triggers the urge to pass urine.

Excretion In Animals & Plants - 1 - Question 10

Which of the following is NOT a method used by plants for excretion?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 10

Plants do not actively transport waste into the atmosphere; they primarily use methods such as transpiration, storage in vacuoles, and shedding of leaves for excretion.

Excretion In Animals & Plants - 1 - Question 11

Reabsorption of useful substances from glomerular filtrate occurs in :-

Detailed Solution for Excretion In Animals & Plants - 1 - Question 11

The cells lining the proximal convoluted tubule are well adapted for reabsorption of materials from the filtrate. The cells reabsorb entire glucose, amino acids, most of the inorganic ions (Na+, K+, Cl ), much of the water as well as some urea from the filtrate.

Excretion In Animals & Plants - 1 - Question 12

What is the main purpose of the excretory system in human beings?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 12

The excretory system in humans functions to remove waste products from the body.

Excretion In Animals & Plants - 1 - Question 13

Which organs are part of the human excretory system?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 13

The excretory system in humans includes kidneys, ureters, bladder, and urethra.

Excretion In Animals & Plants - 1 - Question 14

Where are the kidneys located in the human body?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 14

The kidneys are located in the abdominal cavity, one on either side of the backbone.

Excretion In Animals & Plants - 1 - Question 15

What is the basic filtration unit in the kidneys called?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 15

Nephrons are the basic filtration units in the kidneys.

Excretion In Animals & Plants - 1 - Question 16

Which structure collects the filtrate in the kidneys?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 16

Bowman's capsule collects the filtrate from the glomerulus in the kidneys.

Excretion In Animals & Plants - 1 - Question 17

What substances are selectively re-absorbed from the initial filtrate in the kidneys?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 17

Glucose, amino acids, and salts are selectively re-absorbed from the initial filtrate in the kidneys.

Excretion In Animals & Plants - 1 - Question 18

Where is urine stored before it is expelled from the body?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 18

Urine is stored in the urinary bladder before being expelled through the urethra.

Excretion In Animals & Plants - 1 - Question 19

What triggers the urge to pass urine?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 19

The pressure of the expanded urinary bladder triggers the urge to pass urine.

Excretion In Animals & Plants - 1 - Question 20

Which of the following is NOT a method used by plants for excretion?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 20

Plants do not actively transport waste into the atmosphere; they primarily use methods such as transpiration, storage in vacuoles, and shedding of leaves for excretion.

Excretion In Animals & Plants - 1 - Question 21

Which organs are part of the human excretory system?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 21

The excretory system in humans includes kidneys, ureters, bladder, and urethra.

Excretion In Animals & Plants - 1 - Question 22

Where are the kidneys located in the human body?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 22

The kidneys are located in the abdominal cavity, one on either side of the backbone.

Excretion In Animals & Plants - 1 - Question 23

What is the basic filtration unit in the kidneys called?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 23

Nephrons are the basic filtration units in the kidneys.

Excretion In Animals & Plants - 1 - Question 24

Which structure collects the filtrate in the kidneys?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 24

Bowman's capsule collects the filtrate from the glomerulus in the kidneys.

Excretion In Animals & Plants - 1 - Question 25

What substances are selectively re-absorbed from the initial filtrate in the kidneys?

Detailed Solution for Excretion In Animals & Plants - 1 - Question 25

Glucose, amino acids, and salts are selectively re-absorbed from the initial filtrate in the kidneys.

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