HARD
10th Andhra Pradesh Board
IMPORTANT
Earn 100

Draw a pyramid of numbers considering yourself as a top level consumer.

Important Questions on Our environment - Our concern

EASY
10th Andhra Pradesh Board
IMPORTANT
BIOLOGY Class 10>Chapter 9 - Our environment - Our concern>Exercise 8>Q ●
Name any two pesticides and insecticides.
HARD
10th Andhra Pradesh Board
IMPORTANT
BIOLOGY Class 10>Chapter 9 - Our environment - Our concern>Exercise 9>Q ●
How can you say fishes living in water having heavy metals in their bodies?
HARD
10th Andhra Pradesh Board
IMPORTANT
BIOLOGY Class 10>Chapter 9 - Our environment - Our concern>Exercise 9>Q ●
Why did people also suffer from various diseases after consuming fishes living in local water reservoir?
HARD
10th Andhra Pradesh Board
IMPORTANT
BIOLOGY Class 10>Chapter 9 - Our environment - Our concern>Improve your learning>Q 5
How is using of toxic materials affecting the ecosystem? Write a short note on bioaccumulation and biomagnifications.
EASY
10th Andhra Pradesh Board
IMPORTANT
BIOLOGY Class 10>Chapter 9 - Our environment - Our concern>Choose the correct answer>Q 1
What does a food chain always start with-
EASY
10th Andhra Pradesh Board
IMPORTANT
BIOLOGY Class 10>Chapter 9 - Our environment - Our concern>Choose the correct answer>Q 2
Which of the following do plants not compete for?
EASY
10th Andhra Pradesh Board
IMPORTANT
BIOLOGY Class 10>Chapter 9 - Our environment - Our concern>Choose the correct answer>Q 3
Ban all pesticides, this means that
EASY
10th Andhra Pradesh Board
IMPORTANT
BIOLOGY Class 10>Chapter 9 - Our environment - Our concern>Choose the correct answer>Q 4
According to Charles Elton