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Science Exam

Quiz by Taher. Emad

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40 questions
Show answers
  • Q1

    A plant that contains tubes for the trans-port of water and food is called a vascular plant. The tubes that transport food are ______tubes; 

    phloem

    xylem

    germinate

    spores

    120s
  • Q2

    The tubes that transport food are phloem tubes; those that transport water are _____tubes.

    xylem

    germinate 

    phloem

    angiosperms 

    120s
  • Q3

    Plants that do not have these tubes are nonvascular plants. Whether or not they have transport tubes, all plants have a green pigment called _____ , which enables them to make their own food. 

    gymnosperms 

    photosynthesis 

    chlorophyll

    spores 

    120s
  • Q4

     As plants make food, they use carbon dioxide and release oxygen. This process is called _____.

    chlorophyll 

    angiosperms 

    germinate 

    photosynthesis 

    120s
  • Q5

    Plants have various means by which they reproduce. Plants will produce either seeds or 5. , which will grow into a new plant when conditions are favorable. 

    spores 

    photosynthesis 

    pollen 

    phloem 

    120s
  • Q6

     Conifers, or gymnosperms  , produce unprotected seeds in cones. The flowers of angiosperms . 

    true
    false
    True or False
    120s
  • Q7

    produce protected seeds. In a flower, pollen contains the male reproductive cells. When conditions are right, a seed will sprout, or germinate.

    true
    false
    True or False
    120s
  • Q8

    nonvascular plants have xylem and phloem tubes.

    false
    true
    True or False
    120s
  • Q9

    vascular plants have no xylem and phloem tubes.

    false
    true
    True or False
    120s
  • Q10

    Most leaves are thin and flat because--

    They look better that way

    They absorb water from the air

    This helps them make food

    They protect the plant from insects and birds

    120s
  • Q11

    Nonvascular plants are limited in size because-

    they live in shady places

    they must pass water and mineral from one cell to next

    birds and other animals like to eat them

    they do not make their own food

    120s
  • Q12

    Large, colorful flowers useful for a plant because----

    they attract insect and bird that spread pollen

    they look pretty

    they collect moisture

    they make food for plants

    120s
  • Q13

    For a more healthful diet, eat more of foods that are-

    mostly from the milk group

    near the bottom of the food guide pyramid

    high in sugar

    near the top of the food guide pyramid

    120s
  • Q14

    single organism in an environment is called a population

    false
    true
    True or False
    120s
  • Q15

    individual is a single organism in an environment

    true
    false
    True or False
    120s

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