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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 are beneficial products made from bacteria?
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
water
a changing/heterogeneous environment
cheese - yogurt - pharmaceuticals
2. What type of RNA has a codon?
mRNA
pitcher plant
effects of rising carbon dioxide
ferns
3. You can determine the age of a woody branch by counting these
zone of maturation
phytochrome
protein
bud scale scars
4. What organelle contains DNA?
ferns
active transport
nucleus
zone of maturation
5. How does DNA replication take place?
lack of available oxygen
40x
zone of maturation
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
6. The ocular lens of a microscope is 10x - and the objective lens is 4x. What is the total magnification of the microscope?
nucleus
storage
40x
pathogens
7. How are the vascular bundles of a dicot arranged in the stem?
orchids
storage
chlorophyll-A
radial arrangement
8. Where in a plant is the water potential lowest?
synthesis of proteins
bionary fission and asexually
leaf
lichens
9. Three generations of gymnosperms
maternal sporophyte - gametophyte - daughter sporophyte
potato
nucleus
lichens
10. What are harmful effects of bacteria?
pathogens
DNA
ferns
bocarnia
11. What is the role of endosperm?
provide nutrients for a developing embryo
resonance
pathogens
polar nuclei
12. A tissue in Which mitosis takes place - giving rise to the secondary xylem.
hormones are produced in a part of a plant and act in another part.
vascular cambium
krebs cycle
chloroplasts
13. Traits that are desirable can be selected and bred for. process of selectively mating and breeding plants with particular traits.
artificial selection
cone
-water vapor -oxygen -carbon dioxide
zone of maturation
14. What are the major groups of algae?
cytokinnin
cyanobacteria - green algae - red algae
electron transport chain
gymnosperms
15. Under what circumstance would sexual reproduction be more successful than asexual reproduction?
fungi
both gymnosperms and angiosperms
a changing/heterogeneous environment
butcher's broom
16. What is the primary function of collenchyma cells?
bud scale scars
structural support
ground tissue
DNA
17. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves
structural support
fuzzy plant
RNA
S-phase
18. What pigment is responsible for plants sensing day length?
phytochrome
starch
chloroplasts
hormones are produced in a part of a plant and act in another part.
19. Where in a dicot leaf does the majority of photosynthesis occur?
phytochrome
palisade mesophyll
ethylene
pitcher plant
20. What are beneficial products made from bacteria?
cheese - yogurt - pharmaceuticals
natural selection
synthesis of proteins
40x
21. Info. carrying molecule - single stranded
both gymnosperms and angiosperms
RNA
chlorophyll-A
interrupt the dark period with several minutes of light
22. How are the vascular bundles of a dicot arranged in the stem?
krebs cycle -glycolysis
tRNA
radial arrangement
seed
23. Have a cell wall - no membrane - and no nucleus
prokaryotes
both gymnosperms and angiosperms
lipids
butcher's broom
24. Where in a dicot leaf does the majority of photosynthesis occur?
palisade mesophyll
starch
carbon dioxide
accessory
25. What is considered part of the protoplast?
transcription
-organelles -cytosol -nucleus
evolution
sister chromatids
26. What BEST describes plant hormones?
hormones are produced in a part of a plant and act in another part.
bryophytes
prophase
welwichsia
27. How many sperm cells does each pollen grain typically carry?
andom particle movement results in a net movement from high to low concentration
ground tissue
2
accessory
28. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?
S-phase
krebs cycle -glycolysis
potato
pyruvate
29. What contains the most potential energy?
nucleus
krebs cycle
starch
pathogens
30. What is the primary function of collenchyma cells?
butcher's broom
structural support
ferns
bionary fission and asexually
31. Which commonly eaten food is an example of a stem?
versions of a gene
ADP
pyruvate
potato
32. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes
DNA
gymnosperms
pitcher plant
lack of available oxygen
33. Bugs crawl into 'pitchers' - tiny hairs keep them from getting out - plant breaks down enzymes - and uses nitrogen. lives in places where nitrogen is limited.
seed
multiple
pitcher plant
natural selection
34. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
bocarnia
polar nuclei
resonance
seed
35. In what portion of a root might you find 'root hairs'?
gymnosperms
tRNA
zone of maturation
starch
36. An ecosystem with similar climatic conditions on earth - such as communities of plants - animals - and soil organisms
biome
ethylene
cheese - yogurt - pharmaceuticals
prophase
37. What type of RNA has a codon?
mRNA
anther
tRNA
transcription
38. NO vascular tissue - NO roots - have modified photosynthetic tissue to help it absorb carbon dioxide without losing too much water - can survive in variety of environments - seedless - and commonly seen as mosses - hornworts - and liverworts.
lipids
iris diaphragm
electron transport chain
bryophytes
39. Have a nucleus - and a cell membrane
butcher's broom
NOT a sperm - microspore - or egg cell
pitcher plant
eukaryotes
40. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
DNA
heartwood
pericycle
41. Have a nucleus - and a cell membrane
xylem
eukaryotes
palisade mesophyll
cyanobacteria - green algae - red algae
42. What is NOT a product of the krebs cycle?
anther
lichens
ADP
starch
43. What tissue can be found in a root but not in a stem?
pericycle
potato
DNA
nitrogenous base
44. In what part of a flower is pollen produced?
maternal sporophyte - gametophyte - daughter sporophyte
endodermis
anther
both gymnosperms and angiosperms
45. Which part of aerobic respiration generates the most ATP?
electron transport chain
cytokinnin
the water potential is higher in the potato than the sugar solution
seed
46. What is NOT a function of the vacuole?
bionary fission and asexually
starch
synthesis of proteins
cone
47. Differences in type and location of human-managed ecosystems - quantity and quality of available drinking water and air may also be affected by rising levels of atmospheric carbon dioxide
vascular cambium
pitcher plant
effects of rising carbon dioxide
krebs cycle -glycolysis
48. How does DNA replication take place?
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
leaf
carbon dioxide
cheese - yogurt - pharmaceuticals
49. Seedless - multicellular - and terrestrial - have a vascular system - reproduce by spreading spores that are found on the underside of mature leaves.
provide nutrients for a developing embryo
transcription
protein
ferns
50. During which phase of the cell cycle does DNA replication occur?
biome
S-phase
welwichsia
cytokinnin