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Mr. Rigsby's 7th Grade Science



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Quizzes!


Your Name:



Instructions:
Answer the following questions about photosynthesis and respiration.

1)
Some leaves and fruit possess a waxy coat.  What is most likely the 
purpose of this coating?
      it traps insects
      it traps sunlight
      it prevents water loss
      it looks shiny


2)
Roots that grow underground are important for a plant's survival.  
Which statement best describes their job?
      they absorb water and nutrients
      they produce food
      they contain the seeds for reproduction
      they work to scre off underground predators


3)
Milkweed is a plant that secretes a milky substance poisonous to 
insects.  What is the most likely advantage of this characteristic?
      reproduction
      respiration
      defense
      photosynthesis


4)
Pollinators, such as birds and insects, are very important to 
flowering plants.  What is the most important job that they perform?
      they bring food to the platn
      they scare off predators
      they bring water to the plant
      they help plants reproduce


5)
What is asexual reproduction?
      offspring are gentically different from the parent
      reproduction that involves at least 2 parents
      reproduction that involves only one parent
      reproduction that produces gametes


6)
Which type of cell division is involved with sexual reproduction?
      budding
      fragmentation
      meiosis
      mitosis


7)
Which is a fertilized cell?
      zygote
      gamete
      bud
      bacterium


8)
Which is a male reproductive structure?
      zygote
      pollen
      ovary
      seed


9)
Which organism reproduces asexually?
      bacterium
      apple tree
      whale
      rose plant


10)
Which form of reproduction produces the greatest diversity in 
offspring?
      budding
      fragmentation
      binary fission
      sexual


11)
Which of the following organisms does not aid in pollination?
      butterfly
      bat
      sunlight
      hummingbird


12)
In a flowering plant, which structure protects a newly fertilized 
egg?
      seed
      fruit
      flower
      stem


13)
What is the term that describes a sexual reproductive cell?
      meiosis
      mitosis
      gamete
      fragment


14)
What is the term to describe flowering plants?
      angiosperms
      annuals
      perennials
      stamens


15)
What is the term for organisms that carry pollen from stamens to 
pistils?
      ovaries
      transformer
      pollinators
      pistil shooters




     

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