Life Science One
Why are decomposers important organisms in a food web? A) They produce oxygen. B) They prey on carnivores. C) They are food for producers D) They return nutrients to the soil
What is D) they return nutrients to the soil?
Asexual reproduction produces offspring that are genetically ____________ to the parent.
What is identical?
Consider this food chain: acorns=> squirrels=> snakes => hawks. Which organism sits in the 3rd trophic level?
What are snakes?
Organisms that have certain traits that are favorable for survival reproduce and pass those traits onto their offspring. Over time, the trait increases in the population. This is called ______________.
What is Natural Selection?
What is the difference between prokaryotes and eukaryotes?
What is eukaryotes have a nucleus and prokaryotes do not?
Having dimples is dominant (D). Not having dimples is recessive. (d) Both parents are heterozygous for the dominant trait. What percentage of the children will NOT have dimples?
25%
The physical trait observed in an offspring is known as it's -
What is phenotype?
What are the 6 kingdoms of life?
What is protists, animalia, plantae, fungi, eubacteria, and archaebacteria?
During a mother's 20s, she got her ears pierced, a tattoo on her left foot, dyed her hair light brown, and she studied the French language, will her offspring inherit any of these traits? Why or Why not?
What is, No, because all of those traits are acquired traits.
Organisms that produce their own energy.
What is producers?
When a snake eats a rabbit (48 kcal), how much of the rabbit's energy is transferred to the snake?
What is 4.8 kcal?
Biotic and abiotic factors in an environment make up this.
What is ecosystem?
Identify three differences that are found ONLY in plant cells?
What is chloroplast, cell wall, square shape, large central vacuole?
Write symbols that represent the following symbiotic relationships: Mutualism, Commensalism, and Parasitism
What is Mutualism: ++ or :) :) , Commensalism: + 0 or :) :|, Parasitism: + - or :) :(
In a Mississippi swamp, the fish population contains 1,500 units of energy, approximately how many units of energy are available to the great blue heron who eats the fish?
What is 150?
Identify 5 body systems.
What is Nervous, Circulatory, Respiratory, Immune, Digestive, Muscular, Skeletal, Urinary, Excretory?
What are the seven levels of classification in order from broadest to most specific?
What is kingdom, phylum, class, order, family, genus, species?