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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. Which part of the microscope would be adjusted to sharpen the image of a specimen at high magnification?
lumen
translation
iris diaphragm
40x
2. Where in a plant is the water potential lowest?
xylem
fuzzy plant
lumen
leaf
3. What separates during meiosis-II
starch
-organelles -cytosol -nucleus
RNA
sister chromatids
4. Have a nucleus - and a cell membrane
versions of a gene
lipids
eukaryotes
natural selection
5. Cladifils- modified stems that look like leaves - all parts are photosynthetic
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6. What is a final product of glycolysis?
provide nutrients for a developing embryo
pyruvate
lack of available oxygen
polar nuclei
7. Under what conditions would a plant utilize fermentation to obtain energy?
lack of available oxygen
seed
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
telophase-I
8. What hormone is most important in the ripening of fruits?
lumen
seed
active transport
ethylene
9. Traits that are desirable can be selected and bred for. process of selectively mating and breeding plants with particular traits.
krebs cycle -glycolysis
cytokinnin
artificial selection
xylem
10. How does DNA replication take place?
structural support
interrupt the dark period with several minutes of light
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
bryophytes
11. The part of an apple most often eaten by people is receptacle tissue - not ovary - making this what type of fruit?
potato
potato
vascular cambium
accessory
12. What tissue can be found in a root but not in a stem?
a changing/heterogeneous environment
protein
40x
pericycle
13. What is considered part of the protoplast?
-organelles -cytosol -nucleus
starch
fungi
accessory
14. What pigment is responsible for plants sensing day length?
vascular cambium
ground tissue
phytochrome
xylem
15. What contains the most potential energy?
transcription
starch
ghost plant
bocarnia
16. What is the function of the cortex in a root?
abscistic acid
butcher's broom
prokaryotes
storage
17. Vascular and seed bearing
both gymnosperms and angiosperms
chloroplasts
lichens
bionary fission and asexually
18. What tissue can be found in a root but not in a stem?
biome
pericycle
the water potential is higher in the potato than the sugar solution
a changing/heterogeneous environment
19. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
nitrogenous base
polar nuclei
-regulate water loss -regulate gas exchange -allow light to enter the leaf
osmosis
20. 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.
pitcher plant
fungi
NOT a sperm - microspore - or egg cell
andom particle movement results in a net movement from high to low concentration
21. Transfer of DNA to RNA
transcription
bryophytes
translation
starch
22. What plant tissue functions in conducting water from the roots to the leaves?
cheese - yogurt - pharmaceuticals
xylem
2
krebs cycle
23. Where in a dicot leaf does the majority of photosynthesis occur?
natural selection
palisade mesophyll
bionary fission and asexually
transcription
24. What are adenine - guanine - thymine - cytosine?
lumen
absorption of water
nitrogenous base
hormones are produced in a part of a plant and act in another part.
25. The ocular lens of a microscope is 10x - and the objective lens is 4x. What is the total magnification of the microscope?
palisade mesophyll
40x
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
bionary fission and asexually
26. An ecosystem with similar climatic conditions on earth - such as communities of plants - animals - and soil organisms
telophase-I
biome
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
storage
27. The part of an apple most often eaten by people is receptacle tissue - not ovary - making this what type of fruit?
potato
orchids
heterozygous
accessory
28. What is a final product of glycolysis?
butcher's broom
eukaryotes
interrupt the dark period with several minutes of light
pyruvate
29. Composite organisms consisting of a symbiotic organism composed of a fungus with a photosynthetic partner - can be used as a natural fertilizer
lichens
cone
krebs cycle
iris diaphragm
30. Have a cell wall - no membrane - and no nucleus
prokaryotes
starch
pathogens
gymnosperms
31. How is algae different from 'true' plants?
potato
water
chloroplasts
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
32. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves
abscistic acid
phytochrome
fuzzy plant
vascular cambium
33. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
storage
ground tissue
polar nuclei
40x
34. Info. carrying molecule - single stranded
RNA
hormones are produced in a part of a plant and act in another part.
ground tissue
orchids
35. What phenomena explains how a photon can strike any chlorophyll molecule in the antennal complex and still reach the reaction center?
resonance
heterozygous
ethylene
xylem
36. If an ovule is fertilized - what will it develop into?
seed
lumen
cyanobacteria - green algae - red algae
active transport
37. You can determine the age of a woody branch by counting these
palisade mesophyll
cone
andom particle movement results in a net movement from high to low concentration
bud scale scars
38. Under what circumstance would sexual reproduction be more successful than asexual reproduction?
vascular cambium
absorption of water
cone
a changing/heterogeneous environment
39. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?
krebs cycle -glycolysis
pasteurization
bocarnia
heartwood
40. A plant that carries two different versions of a gene for a single trait is...
bionary fission and asexually
gymnosperms
interrupt the dark period with several minutes of light
heterozygous
41. What is the function of the cortex in a root?
eukaryotes
storage
mRNA
nucleus
42. Don't have roots or leaves - and are not producers - do not photosynthesize - and have cell walls made out of chitlin.
endodermis
fungi
S-phase
starch
43. Individuals best adapted to their environment reproduce offspring. it requires variation - heritability - and selection.
natural selection
resonance
endodermis
polar nuclei
44. What is a final product of aerobic respiration?
nucleus
both gymnosperms and angiosperms
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
carbon dioxide
45. 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?
dehiscent
the water potential is higher in the potato than the sugar solution
chlorophyll-A
mRNA
46. What hormone functions in stomatal closure and can be used to induce dormancy in cultivated plants?
gymnosperms
starch
abscistic acid
pericycle
47. Lives in california - it is a lily - waxy - thin - sharp leaves to stop water loss - holds water for up to 2 years.
a changing/heterogeneous environment
nitrogenous base
mRNA
bocarnia
48. What process involves the movement of water across a semi-permeable membrane?
cheese - yogurt - pharmaceuticals
osmosis
abscistic acid
chloroplasts
49. Which commonly eaten food is an example of a stem?
ghost plant
potato
hormones are produced in a part of a plant and act in another part.
-organelles -cytosol -nucleus
50. Southern US - prop roots hold it in place as water moves out - it can breathe under water.
ground tissue
mangrove
krebs cycle -glycolysis
nitrogenous base