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Worksheets

Basic Concepts in Biology

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

What is the term for a natural event that can be observed and studied?

a)

Observation

b)

Phenomenon

c)

Gene

d)

Allele

2.

Which term describes the act of carefully watching and recording something?

a)

Observation

b)

Karyotype

c)

Genotype

d)

Phenotype

3.

What type of data is described using words rather than numbers?

a)

Quantitative

b)

Qualitative

c)

Genetic

d)

Phenotypic

4.

Which type of data is expressed in numbers?

a)

Qualitative

b)

Quantitative

c)

Phenotypic

d)

Genetic

5.

What is the term for a group of organisms that can interbreed and produce fertile offspring?

a)

Population

b)

Species

c)

Genotype

d)

Chromosome

6.

What are the changes in an organism that help it survive in its environment called?

a)

Phenotypes

b)

Adaptations

c)

Genotypes

d)

Chromosomes

7.

What is the unit of energy that is often used to measure food energy?

a)

DNA

b)

Calories

c)

Gene

d)

Allele

8.

What is the molecule that carries genetic information in living organisms?

a)

Chromosome

b)

DNA

c)

Gene

d)

Allele

9.

What is a structure within cells that contains DNA and carries genetic information?

a)

Gene

b)

Chromosome

c)

Allele

d)

Phenotype

10.

What is the complete set of chromosomes in an organism called?

a)

Karyotype

b)

Genotype

c)

Phenotype

d)

Allele

11.

What is a segment of DNA that codes for a specific trait?

a)

Gene

b)

Chromosome

c)

Allele

d)

Phenotype

12.

What is the genetic makeup of an organism called?

a)

Phenotype

b)

Genotype

c)

Allele

d)

Chromosome

13.

What is the observable characteristics of an organism called?

a)

Genotype

b)

Phenotype

c)

Allele

d)

Gene

14.

What is a variant form of a gene called?

a)

Allele

b)

Chromosome

c)

Phenotype

d)

Genotype

15.

What term describes having two identical alleles for a particular gene?

a)

Heterozygous

b)

Homozygous

c)

Genotype

d)

Phenotype

16.

What term describes having two different alleles for a particular gene?

a)

Homozygous

b)

Heterozygous

c)

Genotype

d)

Phenotype

17.

What is the study of heredity and the variation of inherited characteristics?

a)

Genetics

b)

Phenotype

c)

Genotype

d)

Chromosome

18.

What is a group of individuals of the same species living in a particular area called?

a)

Species

b)

Population

c)

Genotype

d)

Chromosome

19.

What is the term for the total number of genetic characteristics in the genetic makeup of a species?

a)

Genetic Diversity

b)

Genotype

c)

Phenotype

d)

Chromosome

20.

What is the transfer of genetic variation from one population to another called?

a)

Gene Flow

b)

Genetic Diversity

c)

Phenotype

d)

Genotype