EASY
Lower Secondary Stage 9
IMPORTANT
Earn 100

Give three abiotic factors that could affect the population size of butterflies living in a rainforest.

Important Questions on Ecology

MEDIUM
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 3 - Ecology>Exercise 12>Q 3
Write a food chain for organisms that live in your country. Describe and explain how the populations of a predator and a prey in your food chain change over time.
HARD
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 3 - Ecology>Exercise 13>Q 4
Give three factors that may cause extinctions.
EASY
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 3 - Ecology>Exercise 13>Q 5
Research and name one organism that has become extinct. Explain what cause this.
EASY
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 3 - Ecology>Exercise 15>Q 1
Explain why an increase in the human population increases the demand for land.
MEDIUM
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 3 - Ecology>Exercise 15>Q 2
Give three ways in which humans use natural resources.
EASY
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 3 - Ecology>Exercise 16>Q 3
Explain why deforestation is necessary.
EASY
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 3 - Ecology>Exercise 16>Q 3
Suggest one or two ways to reduce the damage caused by deforestation.
EASY
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 3 - Ecology>Exercise 16>Q 4
Explain why deforestation can cause the extinction of an animal species — even if the animals themselves are not harmed when the trees are removed.