CBA 3 Question Preview (ID: 17675)


Review For 3rd CBA. TEACHERS: click here for quick copy question ID numbers.

The cardiovascular system is responsible for
a) transporting oxygen
b) breaking down nutrients
c) controlling the body
d) supporting the body and protecting organs

Chemical digestion occurs in all of the following except
a) Stomach
b) Mouth (Saliva)
c) Intestines
d) Throat

Cytoplasm is
a) the brain of a cell
b) the outer most part of a cell
c) cell gel that supports organelles
d) the powerhouse

A lioness has three cubs and one is smaller than the other two and does not get as much to eat during feeding. Why are the larger more likely to reproduce than the smaller one?
a) they are more likely to survive
b) they will have more mates to choose from
c) their mother will ensure they reproduce
d) their size is similar to other lions within the pride

Darwin discovered that the Finches had specially adapted beaks based upon the food source they lived near. This theory is
a) Selective Breeding
b) Evolution
c) Natural Selection
d) Luck

An adaptation is an inherited characteristic that can be
a) physical or behavioral
b) physical or geographical
c) acquired in an organisms lifetime
d) a result of artificial selection

The outer covering of an animal cell
a) Cell Wall
b) Nucleus
c) Cytoplasm
d) Cell Membrane

An example of an internal adaptation is
a) A waxy coat on plants
b) Long eyelashes on camels
c) Hollow bones in birds
d) Finches beak shapes

What is the function of the nucleus?
a) It controls the cell
b) It holds the water
c) It says what comes in and goes out
d) It is the power house

Mechanical breakdown in digestion occurs in all of the following, except
a) Chewing of food
b) Saliva enzymes
c) Churning of Stomach
d) Swallowing

Organic Compounds are
a) CHOMP
b) Carbon, Hydrogen, Oxygen, Mitrogen, Phosphorous
c) Carbon, Hydrogen, Oxygen, Nitrogen, Posphorous
d) Carbon, Hydrogen, Oxygen, Nitrogen, Phosphorous

An example of selective breeding is
a) Darwins finches beak adaptations
b) Growing larger heads of cabbage
c) Dragonflies getting smaller over time
d) Rabbits fur changes white so match snow

These tubes are located in the roots of a plant
a) Veins
b) Stomata
c) Xylem
d) Phloem

Which is not considered work.
a) A student pushing a box 1 meter.
b) A student lifting weights before school.
c) A student pulling a wagon of newspapers.
d) A student holding a stack of books.

Which compound represents an organic compound?
a) C-H-C-H
b) H-O-H
c) Cl-H-O
d) P-H-O

Genes are found _____
a) in DNA
b) on chromosomes
c) in the cytoplasm
d) on my legs

Stems show ___________, roots show __________
a) Positive geotropism, negative geotropism
b) Positive phototropism, Negative geotropism
c) Negative geotropism, positive geotropism
d) Flowers, dirt

An organism decaying is an example of
a) Cellular respiration
b) Photosynthesis
c) The nitrogen cycle
d) Abiotic factors in an ecosystem

Process plants use to convert light energy into chemical energy
a) Respiration
b) Photosynthesis
c) Phototropism
d) Hydrotropism

A plant with low turgor pressure
a) cannot complete photosynthesis
b) will have drooping wilted leaves
c) will die
d) stands tall

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