Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

7th grade life science > chapter 11 > Flashcards

chapter 11 Flashcards

You may prefer our related Brainscape-certified flashcards:
Biology 101 flashcards
1
Q

How do viruses reproduce?

A

by being reproduced by infected cells

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

Name the three bacterial shapes

A

coccus, spirillum, bacillus

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

Fungi and bacteria are important in the natural environment because they ___________

A

decompose wastes

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

Which kingdom contains tiny unicellular or colonial organisms called algae and protozoans?

A

Protista

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

All fungi produce __________

A

spores

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

A lichen is an organism that is made of _____ and ______

A

a fungus and an alga

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

A virus is smaller or larger than a bacterium?

A

smaller

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

Bacteria are more ______ than harmful

A

helpful

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

Algae can or can not perform photosynthesis?

A

can

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

Would a cell in a colony die if it were separated from the colony?

A

no

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

Pseudopodia are found in _______

A

amoebas

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

An ________ surrounds and engulfs its food.

A

amoeba

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

Are the gills on a mushroom used for gas exchange?

A

no

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

True or False

Mycorrhizae are parasitic relationships between plant root and fungi

A

False

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

The antibiotic penicillin comes from a ________

A

fungus

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

Suppose you discover a new organism that contains chlorophyll and cells organized into filaments but not into true tissues. In which kingdom would you classify it?

A

Protista

17
Q

Name one human disease caused by protozoa, that we discussed in this chapter

A

Malaria or African sleeping sickness

18
Q

What is a fungus or other organism that absorbs food from dead material?

A

saprophyte

19
Q

Interferon is a chemical your body produces to protect you from what?

A

viruses

20
Q

Be able to label the following structures of a mushroom:

  1. stalk
  2. gills
  3. cap
  4. spores
  5. hyphae
A

use the diagram on page 164 for reference

21
Q

The kingdom that contains true bacteria and cyanobacteria

A

Eubacteria

22
Q

once known as blue-gree algae

A

cyanobacteria

23
Q

no prokaryote has this organelle

A

nucleus

24
Q

nucleic acid surrounded by a protein coat

A

virus

25
Q

the kingdom whose members live in extreme environments

A

archaebacteria

26
Q

rod-shaped bacteria

A

bacillus

27
Q

spiral-shaped bacteria

A

spirillum

28
Q

bacteria arranged end to end in long chains

A

strep

29
Q

the animal-like protists

A

protozoa

30
Q

the plantlike protists

A

algae

31
Q

long whiplike hairs

A

flagella

32
Q

short, hairlike projections

A

cilia

33
Q

most abundant food in the ocean

A

plankton

34
Q

an overpopulation of dinoflagellates

A

red tide

35
Q

asexual reproduction in Spirogyra

A

fragmentation

36
Q

a type of sexual reproduction

A

conjugation

7th grade life science (15 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions