sci 8 test Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

cell

A

the smallest thing

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

tissue

A

a group of cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

organ

A

a group of different tissues

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

organ system

A

a group of organs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

what are the smallest living things consider to be alive?

A

cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

eyepiece

A

to see

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

coarse adjustment knob

A

adjust by moving

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

fine adjustment knob

A

to see (focus)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

objective lenses

A

4x, 40x, 100x, 400x

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

revolving nose piece

A

to rotate the lens

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

all cells have a

A

cell membrane

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

sugar and cell walls are only in

A

plant cells

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

the nucleus is like the

A

brain

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

the mitochondria is like the

A

power house

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

cells in your body must be specialized. what does it mean to be specialized?

A

means that every type of cell has a very specific and unique job to do

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

do not have specialized cells

A

disadvantage

17
Q

only one cell so less can go wrong

A

advantage

18
Q

smaller (easier preyed upon)

A

disadvantage

19
Q

cannot move to find food

A

disadvantage

20
Q

reproduce rapidly

A

advantage

21
Q

need less food

A

advantage

22
Q

can only live in watery environments

A

disadvantage

23
Q

50x

A

vacuole

24
Q

500x

A

mitochondria

25
Q

1000x

A

nucleus

26
Q

3000x

A

Ribosome

27
Q
how much blood
tiny senser
oxygen
same people
enclosure
A

controlled variable

28
Q

the animals

A

manipulated variable

29
Q

the time of saturation

A

responding variable

30
Q

what is this test called?

A

sci unit 2 cells and systems