WorksheetsSECOND QUARTER SUMMATIVE TEST
Total questions: 35
Worksheet time: 1hrs 10mins
Name
Class
Date
1.
Oxygen was scarce during the early development of Earth. In this situation, what kind of organism existed first?
a)
Protist
b)
Mammal
c)
Aerobic organism
d)
Anaerobic organism
2.
What type of evidence do scientists use to trace evolutionary relationships among species?
a)
Star charts
b)
Fossil records
c)
Magnetic fields
d)
Weather patterns
3.
Which statement is incorrect about living organisms?
a)
The earliest forms of life that existed were the prokaryotes.
b)
The eukaryotic organisms involved are from the unicellular prokaryotic.
c)
Organisms did not change despite the changes in the environment.
d)
Evolution of oxygen-producing organisms allowed an increase in the amount of oxygen.
4.
What role do adaptations play in living organisms?
a)
They help maintain homeostasis.
b)
They are solely for aesthetic purposes.
c)
They eliminate the need for evolution.
d)
They increase competition among species.
5.
What are the main sources of energy for most life on Earth?
a)
Soil
b)
Water
c)
Oxygen
d)
Sunlight
6.
What do we call a group of tissues that work together to perform a common function?
a)
Cell
b)
Organ
c)
Organism
d)
Organ system
7.
Makahiya (mimosa pudica) is a plant that shirks or folds when touched. What characteristics of living things are described?
a)
Reproduction
b)
Adapt and evolve
c)
Respond and stimuli
d)
Growth and development
8.
Which of the following best illustrates the theme of interdependence in ecosystems?
a)
A bird migrating
b)
A cell is dividing
c)
A predator hunting prey
d)
A plant photosynthesizing
9.
Which of the following animals fertilize the eggs outside the female reproductive tract?
a)
Frogs
b)
Hydra
c)
Turtles
d)
Humans
10.
Which of the following is not a form of asexual reproduction?
a)
Fission
b)
Budding
c)
Fertilization
d)
Fragmentation
11.
What is a key characteristic of viviparous animals?
a)
They store eggs in nests
b)
They lay eggs in water
c)
They reproduce only once in their lifetime
d)
They give birth to live young after internal development
12.
Dogs and cats are viviparous animals. How would you describe them?
a)
They are egg-laying animals
b)
They give birth to live offspring
c)
They develop an embryo within an egg
d)
They are produced from eggs that develop within the maternal body and hatch immediately after release from the parent.
13.
Which genetically modified crop contains bacterial genes that protect it from pests?
a)
Bt corn
b)
Golden rice
c)
Beta-carotene
d)
Pest resistance
14.
What is the process of changing the DNA in living organisms to create something new?
a)
Inbreeding
b)
Hybridization
c)
Selective breeding
d)
Genetic engineering
15.
What are the roles of the DNA, genes, and proteins in a given trait?
a)
They have no role in a given trait.
b)
They work together to express and manifest a trait.
c)
They determine the physical appearance of an organism.
d)
They only affect the internal functions of an organism.
16.
Which of the following is not a risk for using GMOs?
a)
Harm to wildfire
b)
Hurting small farmers
c)
Increase genetic diversity
d)
Unintended economic consequences
17.
What does GMO stand for?
a)
General Molecular Output
b)
Genetic Mutation Order
c)
Genetically Managed Option
d)
Genetically Modified Organism
18.
Why might GMOs be considered economically beneficial to farmers?
a)
They require more manual labor
b)
They are banned in all countries
c)
They spoil faster during transport
d)
They can reduce the need for pesticides
19.
Which of the following is a potential benefit of using GMOs in agriculture?
a)
Reduce crop yield
b)
Enhanced nutritional content
c)
Increased susceptibility to pests
d)
Greater need for chemical fertilizers
20.
What is the major environmental concern linked to GMO farming?
a)
Improved soil fertility
b)
Reduced water usage
c)
Increased pollinator populations
d)
Creation of herbicide-resistant weeds
21.
Which organ system is primarily responsible for gas exchange in animals?
a)
Nervous system
b)
Digestive system
c)
Ciculatory system
d)
Respiratory system
22.
What is the function of the skeletal system?
a)
Help the body grow
b)
Let the person breathe
c)
Bring blood to other areas of the body
d)
Protect some organs and give structure to the body
23.
Which system is responsible for removing waste and maintaining water balance in the body?
a)
Urinary system
b)
Endocrine system
c)
Circulatory system
d)
Integumentary system
24.
Which statement about GMO regulation is accurate?
a)
GMOs are banned globally
b)
Regulations vary by country
c)
GMOs are only used in medicine
d)
All countries require GMO labelling
25.
Which system carries food and oxygen to and removes waste from every cell in the body?
a)
Skeletal system
b)
Digestive system
c)
Integumentary system
d)
Circulatory system
26.
The digestive system is a group of organs that work together to digest and absorb nutrients. How does the digestive system support the muscular system?
a)
By supplying oxygen to muscles
b)
By filtering waste from the blood
c)
By controlling muscle contractions
d)
By providing nutrients for energy and repair
27.
A frog breathes through its skin and lungs. Which systems are involved in this dual respiration?
a)
Skeletal and muscular
b)
Digestive and circulatory
c)
Nervous and reproductive
d)
Integumentary and respiratory
28.
Which scenario best illustrates the interaction between the immune and integumentary systems?
a)
Sweating during exercise
b)
Blood clotting after injury
c)
Skin absorbing nutrients from sunlight
d)
Skin forms a barrier while white blood cells attack pathogens
29.
Which scientist is most closely associated with the theory of natural selection?
a)
Isaac Newton
b)
Charles Darwin
c)
Albert Einstein
d)
Gregor Medel
30.
Which of the following refers to a change over time in the characteristics of a species?
a)
Mutation
b)
Evolution
c)
Migration
d)
Gradualism
31.
Which structure is considered homologous and supports common ancestry?
a)
Snake tongue and dog tail
b)
Butterfly wing and bird wing
c)
Human arm and whale flipper
d)
Wings of a bat and fins of fish
32.
What evidence supports the idea that all organisms share a common ancestor?
a)
Identical physical appearances
b)
Equal lifespan among organisms
c)
Similar diet and habitat preferences
d)
Similar DNA sequences across species
33.
What is the name of the system used to classify organisms based on evolutionary history?
a)
Ecology
b)
Genetics
c)
Taxonomy
d)
Phylogenetics
34.
Which scientist is most associated with the development of evolutionary theory that influences classification today?
a)
Isaac Newton
b)
Charles Darwin
c)
Gregor Mendel
d)
Albert Einstein
35.
Which describes the modern classification system?
a)
Based on similar appearances
b)
Based on Linnean classification
c)
Based on Darwinian classification
d)
Based on the evolutionary relationships
100 %
