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. What cell undergoes meiosis?
transcription
biome
multiple
NOT a sperm - microspore - or egg cell
2. What is a final product of glycolysis?
chloroplasts
andom particle movement results in a net movement from high to low concentration
pyruvate
cheese - yogurt - pharmaceuticals
3. Heating up bacteria until it is harmless and cannot function.
pasteurization
chlorophyll-A
pyruvate
40x
4. What is considered part of the protoplast?
transcription
active transport
-organelles -cytosol -nucleus
pasteurization
5. What type of RNA has a codon?
RNA
mRNA
ghost plant
zone of maturation
6. What type of fruit develops from a cluster of many simple flowers?
tRNA
multiple
pericycle
heartwood
7. Traits that are desirable can be selected and bred for. process of selectively mating and breeding plants with particular traits.
artificial selection
absorption of water
bryophytes
the water potential is higher in the potato than the sugar solution
8. Lives in desert - leaves have waxy cuticle - succulent - holds onto water
krebs cycle -glycolysis
RNA
ghost plant
cone
9. Transfer of DNA to RNA
transcription
welwichsia
orchids
a changing/heterogeneous environment
10. In what portion of a root might you find 'root hairs'?
zone of maturation
andom particle movement results in a net movement from high to low concentration
hormones are produced in a part of a plant and act in another part.
absorption of water
11. What separates during meiosis-II
synthesis of proteins
sister chromatids
butcher's broom
40x
12. What is NOT a structure found on a typical flowering plant?
translation
lack of available oxygen
cone
eukaryotes
13. Enzymes are an example of what type of molecule?
carbon dioxide
bryophytes
water
protein
14. What hormone is most important in the ripening of fruits?
interrupt the dark period with several minutes of light
ethylene
bryophytes
biome
15. Seeds are not protected by fruit and they do not have flowers - do not have shell around seeds - reproduce by releasing pollen into the air to make available to the ovule in the megaspores - causing fertilization
gymnosperms
fungi
pitcher plant
carbon dioxide
16. Under what circumstance would sexual reproduction be more successful than asexual reproduction?
gymnosperms
a changing/heterogeneous environment
natural selection
prokaryotes
17. A plant that carries two different versions of a gene for a single trait is...
starch
heterozygous
active transport
vascular cambium
18. What best describes a dry fruit which opens at maturity?
lack of available oxygen
2
butcher's broom
dehiscent
19. How are the vascular bundles of a dicot arranged in the stem?
radial arrangement
RNA
resonance
pericycle
20. What hormone stimulates cell division and may interfere with the function of auxin - leading to the development of 'witches-broom'?
cytokinnin
abscistic acid
-regulate water loss -regulate gas exchange -allow light to enter the leaf
translation
21. A tissue in Which mitosis takes place - giving rise to the secondary xylem.
vascular cambium
pathogens
pitcher plant
cyanobacteria - green algae - red algae
22. What is a function of the epidermis?
endodermis
-water vapor -oxygen -carbon dioxide
-regulate water loss -regulate gas exchange -allow light to enter the leaf
eukaryotes
23. What is a final product of aerobic respiration?
bud scale scars
pyruvate
carbon dioxide
translation
24. How does DNA replication take place?
storage
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
tRNA
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
25. What tissue can be found in a root but not in a stem?
radial arrangement
pericycle
transcription
butcher's broom
26. Have a nucleus - and a cell membrane
eukaryotes
-water vapor -oxygen -carbon dioxide
RNA
tRNA
27. What is NOT a function of the vacuole?
iris diaphragm
synthesis of proteins
vascular cambium
water
28. What type of RNA has a codon?
cheese - yogurt - pharmaceuticals
bud scale scars
leaf
mRNA
29. Which part of the microscope would be adjusted to sharpen the image of a specimen at high magnification?
iris diaphragm
nucleus
ground tissue
bionary fission and asexually
30. What organelle do guard cells contain that other epidermal cells lack?
chloroplasts
provide nutrients for a developing embryo
maternal sporophyte - gametophyte - daughter sporophyte
a changing/heterogeneous environment
31. What structure is MOST important in generating root pressure?
mangrove
endodermis
phytochrome
pyruvate
32. Epiphytes - valemine breaks down compost in roots
orchids
gymnosperms
cyanobacteria - green algae - red algae
zone of maturation
33. What type of RNA has an anticodon?
gymnosperms
tRNA
telophase-I
anther
34. What hormone is most important in the ripening of fruits?
absorption of water
DNA
ethylene
ghost plant
35. 'Alleles' are best described as...
versions of a gene
fungi
welwichsia
prokaryotes
36. What organelle do guard cells contain that other epidermal cells lack?
palisade mesophyll
pitcher plant
chloroplasts
radial arrangement
37. What would be a way of keeping a short-day plant from blooming?
anaphase
nitrogenous base
interrupt the dark period with several minutes of light
telophase-I
38. A gymnosperm - lives in the desert for up to 3000 years - only grows 2 leaves - 5 feet across - they receive 1 inch of lower of rainfall per year - roots can grow under the soil at least a mile.
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
welwichsia
NOT a sperm - microspore - or egg cell
gymnosperms
39. What cell undergoes meiosis?
multiple
hormones are produced in a part of a plant and act in another part.
DNA
NOT a sperm - microspore - or egg cell
40. Traits that are desirable can be selected and bred for. process of selectively mating and breeding plants with particular traits.
zone of maturation
welwichsia
artificial selection
fuzzy plant
41. How do bacteria reproduce?
-water vapor -oxygen -carbon dioxide
bionary fission and asexually
pairs of chromosomes that each carry an allele for a given trait
lichens
42. Under what conditions would a plant utilize fermentation to obtain energy?
DNA
lack of available oxygen
protein
fuzzy plant
43. What is considered part of the protoplast?
iris diaphragm
-organelles -cytosol -nucleus
versions of a gene
biome
44. What tissue can be found in a root but not in a stem?
lumen
pericycle
prokaryotes
provide nutrients for a developing embryo
45. What are beneficial products made from bacteria?
polar nuclei
cheese - yogurt - pharmaceuticals
prophase
S-phase
46. What is the function of the cortex in a root?
leaf
effects of rising carbon dioxide
storage
lumen
47. 'Alleles' are best described as...
ferns
versions of a gene
interrupt the dark period with several minutes of light
carbon dioxide
48. Change in gene frequency in a gene population over time.
radial arrangement
water
evolution
fuzzy plant
49. Southern US - prop roots hold it in place as water moves out - it can breathe under water.
mangrove
effects of rising carbon dioxide
maternal sporophyte - gametophyte - daughter sporophyte
chlorophyll-A
50. What separates during meiosis-II
both gymnosperms and angiosperms
sister chromatids
carbon dioxide
evolution