bio lec 1 test questions with
complete solutions
1. What term describes the gradual change in the inherited traits of a population
over successive generations?
Adaptation
Natural Selection
Evolution
Speciation
2. The main function of DNA is to direct the production of:
lipids
carbohydrates
proteins
nucleic acids
3. Asexual and sexual reproduction differ in that sexual reproduction ____ _.
will produce offspring identical to the parents
is the only way multicellular organisms can reproduce
can produce great variation among the offspring
is the only way single-celled organisms can reproduce
4. How do different organisms obtain the essential nutrients required for their
survival, and what distinguishes these processes among various life forms?
All organisms obtain nutrients through photosynthesis.
Nutrient acquisition methods are identical across all species.
, Plants primarily absorb nutrients from soil, while animals obtain
them through consumption.
Microorganisms do not require nutrients for survival.
5. Which of the following is the reason why adaptation is important?
Adaptation is the only source of evolutionary change.
Adaptation is the elimination of all undesirable traits.
Adaptation allows an organism to reach genetic perfection and
become the physically strongest in that species.
Adaptation allows an organism to better survive the environment
and reproduce.
6. Which of the following factors is NOT typically considered when classifying
organisms into taxonomical categories?
Morphological traits
Genetic similarities
Behavioral patterns
Evolutionary lineage
7. Emergent properties of living systems are properties that _____ _.
define the cell's surroundings
are due to the arrangement and interactions of parts as complexity
increases
are evident during only one portion of the life cycle of an organism
are apparent only when an organism is studied at the molecular level
, 8. Which statement does NOT apply to the term "energy"?
Living organisms may obtain energy from food.
Energy can come from sunlight.
Energy can be consumed from the environment.
Energy is the ability to do work.
Energy is maintenance of a relatively stable environment.
9. What is a phylogenetic tree?
A diagram showing the evolutionary relationships among biological
species based on similarities in genetic traits.
A diagram showing the evolutionary relationships among biological
species based on similarities in physical traits.
A diagram showing the evolutionary relationships among biological
species based on similarities of both genetic and physical traits.
10. The closest living relative to humans on the evolutionary tree are
Homo Erectus
Chimpanzees
Gibbons
Gorillas
11. How do producers obtain the energy they need to live?
Producers eat living consumers
Producers eat dead consumers and their remains
Producers capture and convert solar energy into chemical energy
complete solutions
1. What term describes the gradual change in the inherited traits of a population
over successive generations?
Adaptation
Natural Selection
Evolution
Speciation
2. The main function of DNA is to direct the production of:
lipids
carbohydrates
proteins
nucleic acids
3. Asexual and sexual reproduction differ in that sexual reproduction ____ _.
will produce offspring identical to the parents
is the only way multicellular organisms can reproduce
can produce great variation among the offspring
is the only way single-celled organisms can reproduce
4. How do different organisms obtain the essential nutrients required for their
survival, and what distinguishes these processes among various life forms?
All organisms obtain nutrients through photosynthesis.
Nutrient acquisition methods are identical across all species.
, Plants primarily absorb nutrients from soil, while animals obtain
them through consumption.
Microorganisms do not require nutrients for survival.
5. Which of the following is the reason why adaptation is important?
Adaptation is the only source of evolutionary change.
Adaptation is the elimination of all undesirable traits.
Adaptation allows an organism to reach genetic perfection and
become the physically strongest in that species.
Adaptation allows an organism to better survive the environment
and reproduce.
6. Which of the following factors is NOT typically considered when classifying
organisms into taxonomical categories?
Morphological traits
Genetic similarities
Behavioral patterns
Evolutionary lineage
7. Emergent properties of living systems are properties that _____ _.
define the cell's surroundings
are due to the arrangement and interactions of parts as complexity
increases
are evident during only one portion of the life cycle of an organism
are apparent only when an organism is studied at the molecular level
, 8. Which statement does NOT apply to the term "energy"?
Living organisms may obtain energy from food.
Energy can come from sunlight.
Energy can be consumed from the environment.
Energy is the ability to do work.
Energy is maintenance of a relatively stable environment.
9. What is a phylogenetic tree?
A diagram showing the evolutionary relationships among biological
species based on similarities in genetic traits.
A diagram showing the evolutionary relationships among biological
species based on similarities in physical traits.
A diagram showing the evolutionary relationships among biological
species based on similarities of both genetic and physical traits.
10. The closest living relative to humans on the evolutionary tree are
Homo Erectus
Chimpanzees
Gibbons
Gorillas
11. How do producers obtain the energy they need to live?
Producers eat living consumers
Producers eat dead consumers and their remains
Producers capture and convert solar energy into chemical energy
