Understanding Genetics in Biology
Science
General
8 questions
~16 mins
1 views0 downloads
About This Worksheet
A medium difficulty Science worksheet on genetics basics for grade 7 students. Includes questions on Genetics Basics, Inheritance and Traits, Genetic Variation and Mutations.
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Understanding Genetics in Biology
Subject: ScienceGrade: General
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Understanding Genetics in Biology
Instructions: Read each question carefully and answer to the best of your ability. For multiple-choice questions, select the correct option. For short-answer questions, write your answer clearly in the space provided.
A
Genetics Basics
Questions about fundamental genetic concepts.
1.
What is the molecule that carries genetic information in humans?
[1 mark]AProtein
BRNA
CDNA
DCarbohydrate
2.
Define the term 'gene'.
[2 marks]3.
Which part of the cell contains the genetic material?
[1 mark]ANucleus
BCytoplasm
CRibosome
DCell membrane
B
Inheritance and Traits
Questions about how traits are inherited from parents.
1.
If a tall plant (T) is crossed with a short plant (t), what are the possible genotypes of the offspring?
[2 marks]2.
What is the term for different versions of a gene?
[1 mark]AChromosome
BAllele
CGene pool
DTrait
3.
Explain what a recessive trait is.
[2 marks]C
Genetic Variation and Mutations
Questions about genetic diversity and mutations.
1.
What is a mutation?
[2 marks]2.
Which of the following can cause genetic mutations?
[1 mark]AAll of the above
BRadiation
CChemicals
DErrors during DNA replication
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Details
- Created
- 5/10/2025
- Updated
- 12/31/2025
- Type
- worksheet