CSET Multiple Subject: Life Science

Instructions:

• Answer 50 questions in 15 minutes.
• If you are not ready to take this test, you can study here.
• Match each statement with the correct term.
• Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. Life cycle of a butterfly
Sexual and asexual
Large storage container fluid
One member benifits and one is harmed ex. tape worm living in an animal's intestines - the animal is harmed - but the tape worm benifit because it gets food in the intestines
Complete metamorphosis - changes in form during development in which earlier stages do not look like the adult. Stage 1: butterfly egg hatches into a caterpillar Stage 2: caterpillar feeds on leaves - molting several times as it grows Stage 3: when a


2. What is the cell wall?
A blood vessel that carries blood to the heart
Complete metamorphosis - it's an amphbian (double life) Stage 1: egg hatches Stage 2: tadpole (looks like a fish) has a tail and no legs; breathes through gills (aquatic) Stage 3: grows legs - loses its gills and tails; starts breathing through nost
A model used to represent crosses between organisms
Outside the cell membrane and hold structure


3. Mammals
Named for mammary glands; milk producing - have hair covering most of their bodies; helps keep heat in - have lungs - warm - blooded; body temperature that stays the same - young develops inside their mother (except animal species kangaroos and oposs
A testable explanation of a question or problem
Can reproduce alone; dosen't have to find a mate - they can reproduce quickly
Both members benefit (mutual benefit)


4. What are the 5 steps in Photosynthesis?
1) Transporting water and nutrients 2) Light energy from the sun 3) Carbon dioxide from the air 4) Back to the transport system 5) From plant food to your table
Cutting action complete now - 2 cells are created
Brain of the cell - DNA blueprint
Pumping blood to all the tissues of the body


5. DNA
Bone marrow
A gene that is hidden by a dominant gene
Deoxyribonucleic acid; this is where the genetic code of an organism is stored
Way of using energy


6. Small intestines
Prophase - metaphase - anaphase - and telephase
Absorbs the nutrients
The right atrium receives blood from the rest of the body - The blood moves into the right ventricle - The right ventricle pumps the blood to the lungs - In the lungs - the blood is filled with oxygen and carbon dioxide leaves the the blood and is ex
It's green and holds chlorophil


7. brain stem
Lies under the cerebellum; connects the brain and spinal cord. Controls the automatic activities of the body (heart rate - gland secretions - digestion - resptration - and circulation
Offspring are exact copies of the parent; lacks diversity - respond to changes in the environment; if a change kills one of the offspring - it will probably kill them all
The cell duplicates
What an organism looks like as a result of its genes


8. Fungi

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9. What is mutualism?
Breaking down and absorbing food
Cerebrum - cerebellum - brain stem
Complete metamorphosis - changes in form during development in which earlier stages do not look like the adult. Stage 1: butterfly egg hatches into a caterpillar Stage 2: caterpillar feeds on leaves - molting several times as it grows Stage 3: when a
Both members benefit (mutual benefit)


10. What are the three parts of the brain?
gets energy directly from the sun ex. green plants - grass - trees
Prophase - metaphase - anaphase - and telephase
Homoestasis - organization - metabolism - growth - adaptation - response to stimuli - reproduction
Cerebrum - cerebellum - brain stem


11. Ferns
Different shapes and sizes of their beaks; eating insects vs eating seeds
How we react
Eats secondary consumer ex. hawk
Sexual and asexual


12. How do mammals reproduce?
The dividing of a cell's nucleus. The process that results in two cells identical to the parent cell
Sexually
It's green and holds chlorophil
Nucleus - mitrochondria - ribosomes - cytoplasm - cell membrane


13. Photosynthesis
Only mammals that lay eggs
Oldest organism; asexual
Process by which a cell captures the energy in sunlight and uses it to make food
Transport hemoglobin - oxygen - food supply


14. Krebb Cycle
The movement of water through a cell membrane; osmosis causes salt to move across a permeable membrane from an area of greater salinity to an area of lesser salinity
Eats the primary producer ex. snake
In plants - the process of storing energy through photosynthesis and later releasing it through respiration
One member benifits and one is harmed ex. tape worm living in an animal's intestines - the animal is harmed - but the tape worm benifit because it gets food in the intestines


15. What is a recessive gene?
Process by which a cell captures the energy in sunlight and uses it to make food
Sexual and asexual
A gene that is hidden by a dominant gene
A blood vessel that takes carries blood away from the heart


16. What is the digestive system responsible for?
Breaking down and absorbing food
Prophase - metaphase - anaphase - and telephase
Vacuole - chloroplast - cell wall
A model used to represent crosses between organisms


17. What are veins?
A blood vessel that carries blood to the heart
Cell starts to split
Everything in the membrane
Named for mammary glands; milk producing - have hair covering most of their bodies; helps keep heat in - have lungs - warm - blooded; body temperature that stays the same - young develops inside their mother (except animal species kangaroos and oposs


18. What is the circulatory system responsible for?
Only mammals that lay eggs
Brain of the cell - DNA blueprint
Pumping blood to all the tissues of the body
Large storage container fluid


19. During photosynthesis what do plants do?
Homoestasis - organization - metabolism - growth - adaptation - response to stimuli - reproduction
Sexual; cone barring seed that's fertilized
They use the chemical chlorophyl to absorb solar energy - then store this energy using a chemical reaction that creates carbohydrates
Chemical plants use to absorb solar energy - it's stored in chloroplasts


20. Disadvantage to asexual reproduction
While cross breeding with pea plants - discovered that traits in organisms are due to paired factors; now called genes
Offspring are exact copies of the parent; lacks diversity - respond to changes in the environment; if a change kills one of the offspring - it will probably kill them all
Chemical plants use to absorb solar energy - it's stored in chloroplasts
A gene that is hidden by a dominant gene


21. What are the most important organelles in an animals cell?
A habitat that provides food - water and a method of maintaining homeostasis and reproducing
Number of organelles
beginning stage of digestion - coats the food
Nucleus - mitrochondria - ribosomes - cytoplasm - cell membrane


22. How does blood circulate?
Outside the cell membrane and hold structure
Passing of traits from parents to their offspring
Cell starts to split
The right atrium receives blood from the rest of the body - The blood moves into the right ventricle - The right ventricle pumps the blood to the lungs - In the lungs - the blood is filled with oxygen and carbon dioxide leaves the the blood and is ex


23. What makes up a plant cell that's diffenerent than an animal cell?
Sexual and asexual
An explanation that has undergone many tests; many different kinds of evidence dupport a scientific theory; no evidence can contradict - or disagree with - the explanation
Vacuole - chloroplast - cell wall
Pumping blood to all the tissues of the body


24. What is a punnett square?
Fossil records - embryos of some kinds of organisms go through similar stages of development - vestigal structures (a body part that appears to be useless to an organism) ex. snakes and whales have the remnants of leg bones and pelvic bones. Homologu
Only mammals that lay eggs
Both members benefit (mutual benefit)
A model used to represent crosses between organisms


25. Advantages and disadvantages of sexual reproduction?
The cell duplicates
A testable explanation of a question or problem
Fossil records - embryos of some kinds of organisms go through similar stages of development - vestigal structures (a body part that appears to be useless to an organism) ex. snakes and whales have the remnants of leg bones and pelvic bones. Homologu
Advantage - greater diversity among offspring Disadvantage - must find a mate to be able to reproduce


26. What happens in the telephase?
Cell starts to split
Vacuole - chloroplast - cell wall
Cutting action complete now - 2 cells are created
A blood vessel that takes carries blood away from the heart


27. Tertiary consumer
Pumping blood to all the tissues of the body
What an organism looks like as a result of its genes
Eats secondary consumer ex. hawk
Flowering plants; sexual (female pistol and male stamen)


28. What is a hypothesis?
A testable explanation of a question or problem
Only mammals that lay eggs
A blood vessel that carries blood to the heart
Organisms live in close interaction with one another


29. What are the ribosomes?
A blood vessel that carries blood to the heart
Bone marrow
Flowering plants; sexual (female pistol and male stamen)
RNA translate creating proteins


30. Duck - billed platypus and the spiny anteater
Eats secondary consumer ex. hawk
Fossil records - embryos of some kinds of organisms go through similar stages of development - vestigal structures (a body part that appears to be useless to an organism) ex. snakes and whales have the remnants of leg bones and pelvic bones. Homologu
Vacuole - chloroplast - cell wall
Only mammals that lay eggs


31. Angiosperms
Flowering plants; sexual (female pistol and male stamen)
Powerhouses of the cell
The theory that more recent species of organisms are changed descendants of earlier species; present organisms are related to past organisms; basically says that evolution occurs in nature
Sexually


32. Secondary consumer
Selectively permeable - lets things in and out
Lies under the cerebellum; connects the brain and spinal cord. Controls the automatic activities of the body (heart rate - gland secretions - digestion - resptration - and circulation
Only mammals that lay eggs
Eats the primary producer ex. snake


33. What are the two ways of reproduction?
Outside the cell membrane and hold structure
Selectively permeable - lets things in and out
Sexual and asexual
Asexual and sexual


34. What is metabolism?
Body temperature (internal or external)
It's green and holds chlorophil
Way of using energy
Vacuole - chloroplast - cell wall


35. What is mitrochondria?
Lower part of the large intestines where feces is stored
breaks down dead organisms ex. fungi - bacteria - creates fertilizer for the producer
Powerhouses of the cell
The right atrium receives blood from the rest of the body - The blood moves into the right ventricle - The right ventricle pumps the blood to the lungs - In the lungs - the blood is filled with oxygen and carbon dioxide leaves the the blood and is ex


36. Gymnosperms

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37. What are the different types of reproduction in plants?
Sexual and asexual
A sex cell - such as sperm or egg
Eats the primary producer ex. snake
The process that results in sex cells. Each sex cell contains one - half the number of chromosomes in the parent cell


38. What happens during respiration?
Eats the producer ex. rabbit
Number of organelles
King Philip came over for good soup - Kingdom - Phylum - class - order - family - genus - species
Animals and plants take in oxygen and use it to reverse the chemical reaction to photosynthesis - breaking down carbohydrates and releasing energy stored in their chemical bonds


39. What is mitosis?

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40. What is a symbolic relationship between organisms?
Sexually
1) Transporting water and nutrients 2) Light energy from the sun 3) Carbon dioxide from the air 4) Back to the transport system 5) From plant food to your table
Complete metamorphosis - it's an amphbian (double life) Stage 1: egg hatches Stage 2: tadpole (looks like a fish) has a tail and no legs; breathes through gills (aquatic) Stage 3: grows legs - loses its gills and tails; starts breathing through nost
Organisms live in close interaction with one another


41. What is a genotype?

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42. cerebellum
Large storage container fluid
Organisms tend to produce more offspring than can survive. ex. fish lay thousands of eggs - but only a few live to be adult fish. Individuals in a population have slight variations. ex. fish in a population differ slightly in color - length - fin siz
It's green and holds chlorophil
Lies beneath the cerebrum and controls balance; helps muscles work together


43. What is predation?
A non symbiotic relationship in which a predator hunts prey
Asexual and sexual
Powerhouses of the cell
Cell starts to split


44. What is natural selection?
breaks down dead organisms ex. fungi - bacteria - creates fertilizer for the producer
Genetic material lines up spindile starts to grow
Explains how evolution occurs - the process by which organisms best suited to the environment survive - reproduce - and pass their genes to the next generation - ex. snakes that have a specialized upper tooth to cut their way out of their shell; thus
Different shapes and sizes of their beaks; eating insects vs eating seeds


45. What happens in metaphase?
An explanation that has undergone many tests; many different kinds of evidence dupport a scientific theory; no evidence can contradict - or disagree with - the explanation
Lower part of the large intestines where feces is stored
Genetic material lines up spindile starts to grow
A blood vessel that carries blood to the heart


46. What is parasitism?

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47. What happens in prophase?
The cell duplicates
The process that results in sex cells. Each sex cell contains one - half the number of chromosomes in the parent cell
Cell starts to split
Genetic material lines up spindile starts to grow


48. Algae
Oldest organism; asexual
The gene that shows up
Vacuole - chloroplast - cell wall
Brain of the cell - DNA blueprint


49. Finches
Cutting action complete now - 2 cells are created
Large storage container fluid
Different shapes and sizes of their beaks; eating insects vs eating seeds
The dividing of a cell's nucleus. The process that results in two cells identical to the parent cell


50. What supports Darwin's theory of evolution?
The theory that more recent species of organisms are changed descendants of earlier species; present organisms are related to past organisms; basically says that evolution occurs in nature
Fossil records - embryos of some kinds of organisms go through similar stages of development - vestigal structures (a body part that appears to be useless to an organism) ex. snakes and whales have the remnants of leg bones and pelvic bones. Homologu
A sex cell - such as sperm or egg
Sexual and asexual