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Biology Quiz Stats

Quiz Updated Mar 10, 2017

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Question Answer Wrong Answers
The twisted ladder shape of DNA is called a: Double Helix
94.4%
Double Phosphate
0.6%
Double Bond
1.1%
Double Membrane
0.8%
What does 'DNA' stand for? Deoxyribonucleic acid
82.7%
Deoxynucleic acid
9.3%
Deribonucleic acid
2.5%
Deoxyribonuclear acid
5.5%
Normal human males have which of the following sex chromosome combinations? XY
82.6%
XX
10%
XO
1.6%
OO
0.4%
Biodiversity is greatest in what biome? Rainforest
78.9%
Taiga
1.6%
Temperate forest
9.5%
Savanna
2.3%
Which of these is the primary protein found in hair? Keratin
78.8%
Collagen
10%
Elastin
1.3%
Fibroin
3.2%
A scientific name contains information about its: Genus and species
76%
Family and species
10%
Phylum and order
5.6%
Class and family
4.1%
All organisms in the kingdom Animalia are: Multicellular and heterotrophic
75.6%
Unicellular and heterotrophic
3.2%
Multicellular and autotrophic
15.5%
Unicellular and autotrophic
2.1%
The number of chromosomes found in an unfertilized human egg cell is: 23
73.5%
12.5
2%
46
17.7%
92
1.6%
Which biome is characterized by a layer of permafrost? Tundra
73.4%
Taiga
13%
Savanna
2.7%
Chaparral
3.3%
Adenine always pairs with: Thymine
64.2%
Guanine
21.2%
Cytosine
9.5%
Ribose
4.1%
In eukaryotes, the cell cycle is monitored by: Proteins
63.2%
Lipids
17.3%
Carbohydrates
11%
Fats
3%
The rungs of the DNA ladder are made of: Base pairs
61%
Phosphates and hydrogen
8.1%
Glucose and sugars
11%
Sugars and phosphates
18.3%
The current taxonomic classification system was devised by: Linnaeus
60%
Aristotle
3.8%
Plato
3.1%
Darwin
28.2%
The DNA strands are held to each other by: Hydrogen bonds
56.9%
Carbon bonds
19.4%
Glucose
6.9%
Lipids
14.2%
Which of the following groups would contain the largest number of organisms? Phylum
53.3%
Class
12.7%
Order
18.9%
Family
11.2%
Which two biomes are the most similar with regard to rainfall? Tundra and desert
51.1%
Tundra and taiga
17.1%
Rainforest and savanna
13.6%
Temperate forest and prairie
11%
What do plants and animals have in common? Both are eukaryotic
50.8%
Both are heterotrophic
25.9%
Both are autotrophic
6.5%
Both are prokaryotic
12.1%
Which of the following animals have incisors that continue to grow its entire life? Hamster
36.1%
Elephant
15.5%
Walrus
37.1%
Rhinoceros
4.8%
Which of the following groups contains mammals that lay eggs? Monotreme
34.2%
Marsupial
35.7%
Chiroptera
18.3%
Rodentia
6%
Which order of mammals has the largest number of species? Rodentia
28.6%
Chiroptera
3.3%
Carnivora
16.6%
Insectivora
45.2%

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