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14 questions
Many plants cells have chloroplasts. Which process occurs in chloroplasts?
food storage
respiration
reproduction
photosynthesis
A scientist discovers what he thinks is a cell. Which question about this new discovery should the scientist answer first to determine if it is a cell?
Does it contain DNA?
How long does it live?
Can it reproduce itself?
How large can it grow?
Which of these characteristics would disqualify a newly discovered biological structure from being called a cell?
It cannot interact with its environment.
It does not contain membrane-bound organelles.
It lacks a method for moving and gathering food.
It has no stiff outer layer for support and protection.
A student is shown a slide of cells from a species of producer in a food web. The student observes that the cells have chloroplasts. What conclusion about the food web is BEST supported by these findings?
The producers capture energy from sunlight.
The food web is found in a terrestrial ecosystem.
The producers in the web are single-celled organisms.
The food web contains many herbivores and omnivores.
Animals depend on plants for many things, including food. What do plants depend on from animals?
energy for photosynthesis
pest control
carbon dioxide
oxygen
Which of these cell parts contains instructions for the passage of traits from one generation to the next?
cell membrane
Golgi apparatus
chromosomes
endoplasmic reticulum
Which of these is produced during photosynthesis.
amino acid
glucose
glycerol
carbon dioxide
Which structures are common to both plant and animal cells?
vacuole, chloroplast, nucleus
cell membrane, nucleus, mitochondrion
nucleus, cell wall, cell membrane
mitochondrion, vacuole, cell wall
Which one of these is NOT a characteristic of an animal?
obtains energy by consuming other organisms
is multicellular with cells that have cell walls
takes in oxygen and releases carbon dioxide
is able to grow new cells to replace damaged cells
Which plant cell structures capture sunlight to produce sugars?
vacuoles
ribosomes
mitochondria
chloroplasts
Which of these is the fundamental unit of life?
system
organ
tissue
cells
What structure surrounds the cell and regulates materials that enter and leave the cell?
nucleus
chloroplast
mitochondrion
cell membrane
Which of the following is a typical example of a unicellular organism?
earthworm
bacteria
fungi
green algae
Plants use carbon dioxide from the atmosphere during the process of
respiration
fertilization
evaporation
photosynthesis
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