If you are preparing for CBSE Class 10 Board Exam Term 1 which will be an objective type questions paper, then you need to practice multiple choice questions of Class 10 Science Chapterwise. In this article of AKVTutorials, you will get MCQ Questions for Class 10 Chapter 15 Our Environment with Answer Keys.
Our Environment MCQ Questions for Class 10 Question No 11:
Which of the following is not an example of abiotic factors?
Option A : light
Option B : plants
Option C : heat
Option D : temperature
Show/Hide Answer
Option B : plants
Our Environment MCQ Questions for Class 10 Question No 12:
Which of the following is terrestrial ecosystem
Option A : natural forest
Option B : pond
Option C : lake
Option D : aquarium
Show/Hide Answer
Option A : natural forest
Our Environment MCQ Questions for Class 10 Question No 13:
The number of atoms of oxygen in ozone _____.
Option A : 2
Option B : 3
Option C : 6
Option D : 7
Show/Hide Answer
Option B : 3
Our Environment MCQ Questions for Class 10 Question No 14:
The functional unit of environment :
Option A : Ecosystem
Option B : Stratosphere
Option C : Ozone
Option D : Oxygen
Show/Hide Answer
Option A : Ecosystem
Our Environment MCQ Questions for Class 10 Question No 15:
In the food chain, herbivores falls at ____ level.
Option A : 1st
Option B : 2nd
Option C : 3rd
Option D : 4th
Show/Hide Answer
Option B : 2nd
Our Environment MCQ Questions for Class 10 Question No 16:
In food web, flow of energy is :
Option A : Non directional
Option B : Bidirectional
Option C : Unidirectional
Option D : any of the above
Show/Hide Answer
Option C : Unidirectional
Our Environment MCQ Questions for Class 10 Question No 17:
Following is true for food web :
Option A : The energy available at each level gets diminished
Option B : Energy moves progressively through different levels
Option C : A and B
Option D : None
Show/Hide Answer
Option C : A and B
Our Environment MCQ Questions for Class 10 Question No 18:
Order of energy flow in ecosystem is :
Option A : Sunlight→ herbivores→ producers→ carnivores
Option B : Sunlight→ producers→ carnivores→ herbivores
Option C : Sunlight→ herbivores→ carnivores→ producers
Option D : Sunlight→ producers→ herbivores→ carnivores
Show/Hide Answer
Option D : Sunlight→ producers→ herbivores→ carnivores
Our Environment MCQ Questions for Class 10 Question No 19:
Which refrigerant is responsible for depletion of ozone layer
Option A : CFC
Option B : FCC
Option C : FCF
Option D : CCF
Show/Hide Answer
Option A : CFC
Our Environment MCQ Questions for Class 10 Question No 20:
What percentage of sunlight is captured by plants to convert into food energy
Option A : 1%
Option B : 10%
Option C : 50%
Option D : more than 50%
Show/Hide Answer
Option A : 1%
| CBSE Class 10 Science Chapterwise MCQ |
|---|
| 1 : Chemical Reactions & Equations MCQs | 1 to 10 | 11 to 20 |
| 2 : Acids, Bases & Salts MCQs | 1 to 10 | 11 to 20 |
| 3 : Metals & Non-Metals MCQs | 1 to 10 | 11 to 20 |
| 4 : Carbon & Its Compound MCQs | 1 to 10 | 11 to 20 |
| 5 : Periodic Classification of Elements MCQs | 1 to 10 | 11 to 20 |
| 6 : Life Process MCQs | 1 to 10 | 11 to 20 |
| 7 : Control & Coordination MCQs | 1 to 10 | 11 to 20 |
| 8 : How Do Organism Reproduce MCQs | 1 to 10 | 11 to 20 |
| 9 : Heredity & Evolution MCQs | 1 to 10 | 11 to 20 |
| 10 : Light Reflection & Refraction MCQs | 1 to 10 | 11 to 20 |
| 11 : Human Eye & Colorful World MCQs | 1 to 10 | 11 to 20 |
| 12 : Electricity MCQs | 1 to 10 | 11 to 20 |
| 13 : Magnetic Effect of Electric Current MCQs | 1 to 10 | 11 to 20 |
| 14 : Source of Energy MCQs | 1 to 10 | 11 to 20 |
| 15 : Our Environment MCQs | 1 to 10 | 11 to 20 |
| 16 : Management of Natural Resources MCQs | 1 to 10 | 11 to 20 |