EASY
Lower Secondary Stage 9
IMPORTANT
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Linnaeus developed a classification system for grouping organisms according to their:

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Important Questions on Variation and Inheritance

EASY
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 4 - Variation and Inheritance>End of Chapter Review>Q 2
Which of the following is not an example of a Kingdom?
EASY
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 4 - Variation and Inheritance>End of Chapter Review>Q 3
Where is DNA found in a cell?
EASY
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 4 - Variation and Inheritance>End of Chapter Review>Q 4
What do we call reproduction that involves two gametes joining together? (Asexual reproduction/Sexual reproduction)
MEDIUM
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 4 - Variation and Inheritance>End of Chapter Review>Q 5

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Look at figure 4.27. Give two example of variation that you can see between the individuals.

MEDIUM
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 4 - Variation and Inheritance>End of Chapter Review>Q 6
What are the two causes of variation?
HARD
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 4 - Variation and Inheritance>End of Chapter Review>Q 7
Design a classification key that could be used to identify the following invertebrates:
Worms, spiders, snails, ladybugs, slugs, ants.
MEDIUM
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 4 - Variation and Inheritance>End of Chapter Review>Q 8
A normal human body cell contains 46 chromosomes in the nucleus. However, a sperm cell contains only 23. Explain why this is the case.
MEDIUM
Lower Secondary Stage 9
IMPORTANT
Cambridge Lower Secondary Science Stage 9: Student's Book>Chapter 4 - Variation and Inheritance>End of Chapter Review>Q 8
Explain how a person could inherit a characteristic, such as 'earlobe attachment', from her mother.