SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Botany Test
Start Test
Study First
Subject
:
science
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Enzymes are an example of what type of molecule?
polar nuclei
effects of rising carbon dioxide
protein
starch
2. What pigment is responsible for plants sensing day length?
the water potential is higher in the potato than the sugar solution
the water potential is higher in the potato than the sugar solution
-regulate water loss -regulate gas exchange -allow light to enter the leaf
phytochrome
3. Under what conditions would a plant utilize fermentation to obtain energy?
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
radial arrangement
lack of available oxygen
active transport
4. What is a final product of glycolysis?
heartwood
S-phase
sister chromatids
pyruvate
5. Info. carrying molecule - single stranded
pitcher plant
RNA
welwichsia
mangrove
6. How do bacteria reproduce?
mangrove
bionary fission and asexually
xylem
potato
7. Heating up bacteria until it is harmless and cannot function.
protein
pasteurization
maternal sporophyte - gametophyte - daughter sporophyte
translation
8. What are adenine - guanine - thymine - cytosine?
nitrogenous base
gymnosperms
anaphase
starch
9. What is NOT a function of the vacuole?
radial arrangement
carbon dioxide
synthesis of proteins
osmosis
10. Have a nucleus - and a cell membrane
orchids
both gymnosperms and angiosperms
eukaryotes
S-phase
11. What is the main function of the roots of a corn plant?
hormones are produced in a part of a plant and act in another part.
zone of maturation
absorption of water
both gymnosperms and angiosperms
12. Have a cell wall - no membrane - and no nucleus
iris diaphragm
synthesis of proteins
endodermis
prokaryotes
13. What part of a stem can a tree live without?
heartwood
bionary fission and asexually
lack of available oxygen
absorption of water
14. Where in a plant is the water potential lowest?
potato
iris diaphragm
sister chromatids
leaf
15. What best describes a dry fruit which opens at maturity?
lack of available oxygen
starch
dehiscent
chloroplasts
16. What hormone functions in stomatal closure and can be used to induce dormancy in cultivated plants?
abscistic acid
andom particle movement results in a net movement from high to low concentration
vascular cambium
gymnosperms
17. What is a function of the epidermis?
bud scale scars
natural selection
multiple
-regulate water loss -regulate gas exchange -allow light to enter the leaf
18. Which part of aerobic respiration generates the most ATP?
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
ethylene
protein
electron transport chain
19. In what portion of a root might you find 'root hairs'?
zone of maturation
anther
ghost plant
accessory
20. What are beneficial products made from bacteria?
ADP
potato
cheese - yogurt - pharmaceuticals
butcher's broom
21. Which class of organic macromolecule stores the greatest amount of potential energy?
potato
transcription
starch
lipids
22. What are beneficial products made from bacteria?
cheese - yogurt - pharmaceuticals
starch
natural selection
zone of maturation
23. What type of fruit develops from a cluster of many simple flowers?
multiple
nitrogenous base
structural support
ethylene
24. What is the role of endosperm?
provide nutrients for a developing embryo
synthesis of proteins
lack of available oxygen
nucleus
25. What would be a way of keeping a short-day plant from blooming?
sister chromatids
pyruvate
artificial selection
interrupt the dark period with several minutes of light
26. How is algae different from 'true' plants?
zone of maturation
pathogens
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
anaphase
27. Iodine can be used to test for what molecule - resulting in a blue-black color?
abscistic acid
both gymnosperms and angiosperms
heterozygous
starch
28. Which part of aerobic respiration results in the production of CO2?
zone of maturation
krebs cycle
evolution
ghost plant
29. Under what circumstance would sexual reproduction be more successful than asexual reproduction?
a changing/heterogeneous environment
orchids
endodermis
-organelles -cytosol -nucleus
30. What process involves the movement of water across a semi-permeable membrane?
osmosis
cytokinnin
RNA
storage
31. Three generations of gymnosperms
pitcher plant
2
transcription
maternal sporophyte - gametophyte - daughter sporophyte
32. What is a final product of aerobic respiration?
carbon dioxide
seed
lichens
lipids
33. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes
DNA
NOT a sperm - microspore - or egg cell
both gymnosperms and angiosperms
versions of a gene
34. How are the vascular bundles of a dicot arranged in the stem?
radial arrangement
-organelles -cytosol -nucleus
anaphase
tRNA
35. Where in a dicot leaf does the majority of photosynthesis occur?
active transport
palisade mesophyll
-organelles -cytosol -nucleus
anaphase
36. What would be a way of keeping a short-day plant from blooming?
interrupt the dark period with several minutes of light
carbon dioxide
seed
heartwood
37. In what portion of a root might you find 'root hairs'?
zone of maturation
nucleus
storage
ethylene
38. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
structural support
effects of rising carbon dioxide
water
polar nuclei
39. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
krebs cycle -glycolysis
phytochrome
natural selection
40. A piece of potato tuber is placed in a concentrated sugar-water solution. what statement BEST describes why the piece of potato shrinks in size over time?
fuzzy plant
lichens
vascular cambium
the water potential is higher in the potato than the sugar solution
41. What structure is MOST important in generating root pressure?
endodermis
a changing/heterogeneous environment
andom particle movement results in a net movement from high to low concentration
starch
42. What are homologous chromosomes?
biome
eukaryotes
pairs of chromosomes that each carry an allele for a given trait
cone
43. The ocular lens of a microscope is 10x - and the objective lens is 4x. What is the total magnification of the microscope?
chlorophyll-A
polar nuclei
40x
bud scale scars
44. You can determine the age of a woody branch by counting these
bud scale scars
nitrogenous base
telophase-I
xylem
45. What structure is MOST important in generating root pressure?
bud scale scars
heartwood
endodermis
krebs cycle -glycolysis
46. During which phase of the cell cycle does DNA replication occur?
osmosis
DNA
S-phase
ADP
47. How many sperm cells does each pollen grain typically carry?
chloroplasts
2
water
lipids
48. Transferring of the information from the DNA into the language of the mRNA.
translation
ethylene
nucleus
pitcher plant
49. Which commonly eaten food is an example of a stem?
lichens
chloroplasts
potato
mRNA
50. What is considered part of the protoplast?
both gymnosperms and angiosperms
abscistic acid
a changing/heterogeneous environment
-organelles -cytosol -nucleus