MEDIUM
10th Gujarat Board
IMPORTANT
Earn 100

Write the general characteristics of Jovian planets.

Important Questions on Our Environment

EASY
10th Gujarat Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 15 - Our Environment>Gujarat Board-2018>Q 1
Which of the following is known as the structural and functional unit of the environment?
EASY
10th Gujarat Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 15 - Our Environment>Gujarat Board-2018>Q 2
From where the grazing food chain starts?
MEDIUM
10th Gujarat Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 15 - Our Environment>Gujarat Board-2018>Q 3
In which book names of endangered plant species are published?
MEDIUM
10th Gujarat Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 15 - Our Environment>Gujarat Board-2019>Q 4
Ecosystem is made up of which interacting system.
MEDIUM
10th Gujarat Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 15 - Our Environment>Gujarat Board-2019>Q 5
Write the types of the food chain and explain it.
EASY
10th Gujarat Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 15 - Our Environment>Gujarat Board-2018>Q 6
Which of the following is an example of non-biodegradable waste?
MEDIUM
10th Gujarat Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 15 - Our Environment>Gujarat Board-2018>Q 7

Science teacher Mamtaben gives certain statements regarding the importance of the ozone layer. Which statement is totally correct?

(i) Troposphere is not the nearest layer from the earth.

(ii) At a height of 50km in the stratosphere, the ozone layer is located.

(iii) Ozone is a mixed layer of all gases.

(iv) Ozone acts as an umbrella for humans.

(v) Ozone layer is harmful to living organisms.

MEDIUM
10th Gujarat Board
IMPORTANT
EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR SCIENCE>Chapter 15 - Our Environment>Gujarat Board-2019>Q 8
The most important compound which accounts for almost 80% of the total depletion of ozone layer is