Science Study Flashcards
Cells
Which of the following is a characteristic of a EUKARYOTIC cell?
usually have smaller, fewer cell parts
is usually unicellular
genetic material is surrounded by a lining (has a nucleus)
genetic material is NOT surrounded by a lining (no nucleus)
genetic material is surrounded by a lining (has a nucleus)
The cells of a plant that do not contain chloroplasts are found in the ____________________.
*
stem
root
branch
leaf
root
Different cells working together make _________________.
*
organ
organelle
chloroplast
tissue
tissue
A cell’s activities are controlled by its ____________________.
*
cytoplasm
nucleus
ribosome
vacuoles
nucleus
Two or more tissues working together to perform a specific function form a(n) _____________.
*
organ
system
cell
organelle
organ
Cytoplasm contains many chemicals, but is mostly made of ___________________.
*
salt
organelles
sugar
water
water
The only cells that DO NOT have organelles are______________. They are prokaryotic cells.
*
chloroplast
bacteria
nerve cell
muscle cell
bacteria
The nucleus contains ___________________ which are the hereditary material of a cell. (These structures contain DNA)
*
vacuoles
mitochondria
chromosomes
ribosomes
chromosomes
Which of the following controls what enters and leaves the cells?
*
cell membrane
mitochondria
vacuoles
nucleus
cell membrane
Which structure is the “power house” that converts food energy to a form of energy the cell can use?
*
ribosome
mitochondria
nucleus
cytoplasm
mitochondria
What does photosynthesis make for a plant?
*
organs
water
bacteria
food
food
What cell structure helps support plants and gives them a stiff structure?
*
cell membrane
cell wall
vacuole
cell cover
cell wall
What process is taking place in the chloroplast of plant cells?
cellular respiration
food storage
photosynthesis
cell storage
photosynthesis
Which of the following is an organ?
*
liver
muscle cell
nucleus
cellular membrane
liver
Which of the following is NOT a type of plant tissue?
*
vascular tissue
dermal tissue
ground tissue
muscle tissue
muscle tissue
The structure that stores food, water, minerals and wastes in a cell is _________________.
*
nucleus
chloroplast
vacuole
cytoplasm
vacuole
What states that all living things are made up of one or more cells?
*
cell theory
atomic theory
diffusion
law of conservation of energy
cell theory
What cell structure captures energy from the sun in a plant cell?
*
cytoplasm
cell membrane
cell wall
chloroplast
chloroplast
A gelatin-like substance inside of cells is ________.
*
tissue
vacuole
cytoplasm
nucleus
cytoplasm
Which cell structure performs necessary activities for cells?
*
organelle
tissue
body system
organism
organism
Cells use oxygen to release energy from food in the process known as _______.
*
Captionless Image
excretion
reproduction
digestion
respiration
respiration
The energy for photosynthesis comes from _____.
*
oxygen
sunlight
wind
sugar
sunlight
Any living thing can also be known as a(n)?
*
cell
element
organs
organism
organism
