BIO 101 NVCC QUESTIONS WITH COMPLETE
SOLUTIONS GUARANTEED PASS BRAND NEW
2025/2026
15. Which statement illustrates Lamarck's theory on the mechanism of
evolution?
A. Fish with coloration that matches the river bottom they inhabit
will survive to reproduce
B. Plants that can survive in less light will become the dominant
species in shaded areas
C. Birds with bright colors will attract more mates and pass on the
colorful plumage
D. A man who routinely shaves the hair off his head will have sons
who become bald
E. Giraffes with longer necks survived and reproduced faster
because they could reach a better food source - ANSWER - >D. A man
who routinely shaves the hair off his head will have sons who become
bald
16. Which scientist devised the theory of uniformitarianism to account
for Earth's old age?
A. Plato
B. Darwin
C. Cuvier
D. Lamarck
E. Lyell - ANSWER - >E. Lyell
17. Who wrote On the Origin of Species by Means of Natural Selection?
A. Mendel
B. Malthus
,C. Smith
D. Darwin
E. Lamarck - ANSWER - >D. Darwin
18. Genetic variations in natural populations develop due to:
A. random mutations of the DNA
B. changes in diet
C. changes in the environment
D. environmental catastrophies
E. individual activities - ANSWER - >A. random mutations of the DNA
19. Which organism is least likely to survive to reproduce?
A. a flower that produces a scent that attracts bees
B. a seahorse that mimics the weeds in which it lives
C. a plant that has a sweet flavor before it flowers
D. a dark-furred rodent that comes out only at night
E. a shrub that produces a toxin in its flower buds that repels deer -
ANSWER - >C. a plant that has a sweet flavor before it flowers
20. Inheritable mutations in the genes of an individual arise due to:
A. random chance
B. environmental change
C. vigorous exercise or effort
D. other species in the environment
E. artificial selection - ANSWER - >A. random chance
21. Which of the following statements about mutations is TRUE?
A. Mutations have no effect on the survival and reproduction of an
organism
B. Mutations are almost always better for the organism
, C. Mutations are caused by natural selection
D. Mutations occur at random and are by chance
E. Mutations almost always leave the organism worse off than before -
ANSWER - >D. Mutations occur at random and are by chance
22. What English economist wrote that the human population
"increases in a geometrical ratio" and would soon exceed Earth's
capacity to support it?
A. Wallace
B. Mendel
C. Hutton
D. Lyell
E. Malthus - ANSWER - >E. Malthus
23. Darwin was influenced by Thomas Malthus's writings on:
A. population growth
B. uniformitarianism
C. genetics
D. evolution
E. natural selection - ANSWER - >A. population growth
24. The theory of natural selection states that:
A. all individuals live to reproduce in each generation
B. only the largest and strongest individuals survive
C. random assortment of genes results in better physical characteristics
in the following generations
D. the most well-adapted individuals in their environments survive and
reproduce, contributing the most genes to the next generation
E. individuals that mutate in response to changes in their environment
will contribute the most genes to the next generation - ANSWER -
SOLUTIONS GUARANTEED PASS BRAND NEW
2025/2026
15. Which statement illustrates Lamarck's theory on the mechanism of
evolution?
A. Fish with coloration that matches the river bottom they inhabit
will survive to reproduce
B. Plants that can survive in less light will become the dominant
species in shaded areas
C. Birds with bright colors will attract more mates and pass on the
colorful plumage
D. A man who routinely shaves the hair off his head will have sons
who become bald
E. Giraffes with longer necks survived and reproduced faster
because they could reach a better food source - ANSWER - >D. A man
who routinely shaves the hair off his head will have sons who become
bald
16. Which scientist devised the theory of uniformitarianism to account
for Earth's old age?
A. Plato
B. Darwin
C. Cuvier
D. Lamarck
E. Lyell - ANSWER - >E. Lyell
17. Who wrote On the Origin of Species by Means of Natural Selection?
A. Mendel
B. Malthus
,C. Smith
D. Darwin
E. Lamarck - ANSWER - >D. Darwin
18. Genetic variations in natural populations develop due to:
A. random mutations of the DNA
B. changes in diet
C. changes in the environment
D. environmental catastrophies
E. individual activities - ANSWER - >A. random mutations of the DNA
19. Which organism is least likely to survive to reproduce?
A. a flower that produces a scent that attracts bees
B. a seahorse that mimics the weeds in which it lives
C. a plant that has a sweet flavor before it flowers
D. a dark-furred rodent that comes out only at night
E. a shrub that produces a toxin in its flower buds that repels deer -
ANSWER - >C. a plant that has a sweet flavor before it flowers
20. Inheritable mutations in the genes of an individual arise due to:
A. random chance
B. environmental change
C. vigorous exercise or effort
D. other species in the environment
E. artificial selection - ANSWER - >A. random chance
21. Which of the following statements about mutations is TRUE?
A. Mutations have no effect on the survival and reproduction of an
organism
B. Mutations are almost always better for the organism
, C. Mutations are caused by natural selection
D. Mutations occur at random and are by chance
E. Mutations almost always leave the organism worse off than before -
ANSWER - >D. Mutations occur at random and are by chance
22. What English economist wrote that the human population
"increases in a geometrical ratio" and would soon exceed Earth's
capacity to support it?
A. Wallace
B. Mendel
C. Hutton
D. Lyell
E. Malthus - ANSWER - >E. Malthus
23. Darwin was influenced by Thomas Malthus's writings on:
A. population growth
B. uniformitarianism
C. genetics
D. evolution
E. natural selection - ANSWER - >A. population growth
24. The theory of natural selection states that:
A. all individuals live to reproduce in each generation
B. only the largest and strongest individuals survive
C. random assortment of genes results in better physical characteristics
in the following generations
D. the most well-adapted individuals in their environments survive and
reproduce, contributing the most genes to the next generation
E. individuals that mutate in response to changes in their environment
will contribute the most genes to the next generation - ANSWER -
