Skip to content
Symmetric Angles
Practice & Quizzes
Search
Search
SIGN IN
SIGN UP
You need to log in to see your display name.
You need to log in to see your email.
My progress
Settings
Orders
Log out
Sign in
Class 10 Quiz Level 1 (Easy) – Heredity and Evolution
Total questions: 30
1.
Who is known as the father of genetics?
Topic:
Heredity
Deselect Answer
Charles Darwin
Gregor Mendel
Jean-Baptiste Lamarck
Alfred Wallace
None
2.
Which term describes the process by which humans breed plants and animals for specific traits?
Topic:
Evolution
Deselect Answer
Natural selection
Genetic drift
Artificial selection
Gene flow
None
3.
What is the term for a trait that increases an organism's ability to survive and reproduce?
Topic:
Evolution
Deselect Answer
Mutation
Adaptation
Variation
Evolution
None
4.
What does the phenotype of an organism represent?
Topic:
Heredity
Deselect Answer
The genetic makeup of an organism
The physical expression of traits
The habitat of an organism
The diet of an organism
None
5.
The similarity in the wing structures of bats and the flippers of dolphins is an example of:
Topic:
Evolution
Deselect Answer
Homologous structures
Analogous structures
Vestigial structures
Transitional structures
None
6.
The preserved remains or traces of organisms from the past are called:
Topic:
Evolution
Deselect Answer
Fossils
Minerals
Rocks
Bones
None
7.
Which of the following is a common method used to determine the age of fossils?
Topic:
Evolution
Deselect Answer
Radiometric dating
Genetic sequencing
Comparative anatomy
Behavioural studies
None
8.
What is the primary mechanism of evolution according to Darwin?
Topic:
Evolution
Deselect Answer
Artificial selection
Natural selection
Genetic drift
Mutation
None
9.
Which of the following represents a homozygous genotype?
Topic:
Heredity
Deselect Answer
Aa
BB
Ab
Bb
None
10.
Which of the following is an example of a transitional fossil?
Topic:
Evolution
Deselect Answer
Tyrannosaurus rex
Archaeopteryx
Homo sapiens
Canis lupus
None
11.
In humans, the sex of a child is determined by:
Topic:
Heredity
Deselect Answer
The mother's chromosomes
The father's chromosomes
Both parents' chromosomes equally
Environmental factors
None
12.
Which of the following best describes speciation?
Topic:
Evolution
Deselect Answer
The extinction of a species
The evolution of a new species
The migration of a species
The mutation of genes
None
13.
What do we call the different forms of a gene?
Topic:
Heredity
Deselect Answer
Alleles
Chromatids
Loci
Gametes
None
14.
Which era is known as the "Age of Reptiles"?
Topic:
Evolution
Deselect Answer
Paleozoic
Mesozoic
Cenozoic
Precambrian
None
15.
Which of the following diseases is caused by a recessive allele?
Topic:
Heredity
Deselect Answer
Huntington's disease
Cystic fibrosis
Marfan syndrome
Achondroplasia
None
16.
In a dihybrid cross, what is the typical phenotypic ratio observed in the F2 generation?
Topic:
Heredity
Deselect Answer
3:1
1:2:1
9:3:3:1
1:1:1:1
None
17.
In Mendel's experiments, which trait appeared in the F1 generation of a monohybrid cross?
Topic:
Heredity
Deselect Answer
Dominant trait
Recessive trait
Both traits equally
Neither trait
None
18.
Which of the following is a sex-linked disorder?
Topic:
Heredity
Deselect Answer
Down syndrome
Haemophilia
Cystic fibrosis
Huntington's disease
None
19.
The idea that geological processes have shaped Earth gradually over long periods is known as:
Topic:
Evolution
Deselect Answer
Catastrophism
Uniformitarianism
Punctuated equilibrium
Gradualism
None
20.
Which concept explains the similarity of bone structures in the forelimbs of whales, bats, and humans?
Topic:
Evolution
Deselect Answer
Convergent evolution
Divergent evolution
Parallel evolution
Coevolution
None
21.
What is the role of mRNA in protein synthesis?
Topic:
Heredity
Deselect Answer
It carries the genetic code from DNA to ribosomes
It forms the structure of ribosomes
It transfers amino acids to the ribosome
It catalyzes the formation of peptide bonds
None
22.
What is the shape of the DNA molecule?
Topic:
Heredity
Deselect Answer
Linear
Circular
Double helix
Triple helix
None
23.
Which of the following is NOT a nucleotide found in DNA?
Topic:
Heredity
Deselect Answer
Adenine
Guanine
Uracil
Thymine
None
24.
Which scientist proposed the theory of evolution by natural selection?
Topic:
Evolution
Deselect Answer
Isaac Newton
Albert Einstein
Charles Darwin
Louis Pasteur
None
25.
Which of the following processes can introduce new genetic variation into a population?
Topic:
Evolution
Deselect Answer
Genetic drift
Mutation
Natural selection
Gene flow
None
26.
Which of the following pairs of alleles represents a heterozygous genotype?
Topic:
Heredity
Deselect Answer
AA
Aa
aB
BB
None
27.
Which of the following is an example of a recessive trait in humans?
Topic:
Heredity
Deselect Answer
Brown eyes
Black hair
Blue eyes
Dark skin
None
28.
In a test cross, an organism with a dominant phenotype but unknown genotype is crossed with:
Topic:
Heredity
Deselect Answer
A homozygous dominant organism
A homozygous recessive organism
A heterozygous organism
An organism with an unknown genotype
None
29.
Which process ensures the correct distribution of chromosomes to daughter cells during cell division?
Topic:
Heredity
Deselect Answer
Meiosis
Mutation
Mitosis
Translation
None
30.
Which type of selection favours intermediate phenotypes and reduces variation?
Topic:
Evolution
Deselect Answer
Disruptive selection
Stabilizing selection
Directional selection
Balancing selection
None
1 out of 30
Time's up
Scroll to Top
Search
Search
Practice and Quizzes
Class 9
Menu
Science
Mathematics
Class 10
Menu
Science
Mathematics
Class 11
Menu
Physics
Mathematics
Class 12
Menu
Physics
Mathematics
Membership
Hello!
Menu
My Progress
My membership
Orders
Addresses
Account details
Welcome back
Please enable JavaScript in your browser to complete this form.
Please enable JavaScript in your browser to complete this form.
Email
*
Password
*
Remember me
Remember me
Log in
Forgot Password?
Don't have an account?
Sign up
OR
Sign in with Google
Sign in with Facebook
Sign in with Google
Sign in with Facebook