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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 is NOT a structure found on a typical flowering plant?
multiple
cone
seed
provide nutrients for a developing embryo
2. An ecosystem with similar climatic conditions on earth - such as communities of plants - animals - and soil organisms
chloroplasts
osmosis
biome
ground tissue
3. A tissue in Which mitosis takes place - giving rise to the secondary xylem.
DNA
prophase
vascular cambium
welwichsia
4. During which phase of mitosis do the sister chromatids separate?
multiple
anaphase
absorption of water
ghost plant
5. 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
krebs cycle -glycolysis
nucleus
effects of rising carbon dioxide
protein
6. What process would be used by a plant to move potassium ions across a membrane AGAINST a concentration gradient?
active transport
-regulate water loss -regulate gas exchange -allow light to enter the leaf
gymnosperms
lack of available oxygen
7. Southern US - prop roots hold it in place as water moves out - it can breathe under water.
carbon dioxide
structural support
mangrove
seed
8. Under what circumstance would sexual reproduction be more successful than asexual reproduction?
pasteurization
a changing/heterogeneous environment
40x
abscistic acid
9. Seedless - multicellular - and terrestrial - have a vascular system - reproduce by spreading spores that are found on the underside of mature leaves.
ferns
lichens
natural selection
gymnosperms
10. What are harmful effects of bacteria?
pitcher plant
polar nuclei
pathogens
dehiscent
11. In what portion of a root might you find 'root hairs'?
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
zone of maturation
heartwood
cheese - yogurt - pharmaceuticals
12. Have a cell wall - no membrane - and no nucleus
transcription
pericycle
prokaryotes
telophase-I
13. What is the primary function of collenchyma cells?
bud scale scars
structural support
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
synthesis of proteins
14. During which phase of mitosis do the sister chromatids separate?
40x
krebs cycle
anaphase
andom particle movement results in a net movement from high to low concentration
15. Which substances pass through the open stomata of a leaf?
cytokinnin
dehiscent
heartwood
-water vapor -oxygen -carbon dioxide
16. What BEST describes plant hormones?
interrupt the dark period with several minutes of light
pyruvate
effects of rising carbon dioxide
hormones are produced in a part of a plant and act in another part.
17. What is NOT a product of the krebs cycle?
pyruvate
starch
ADP
dehiscent
18. What contains the most potential energy?
cheese - yogurt - pharmaceuticals
seed
pyruvate
starch
19. How are the vascular bundles of a dicot arranged in the stem?
-organelles -cytosol -nucleus
pasteurization
radial arrangement
2
20. What is a final product of glycolysis?
pyruvate
pericycle
potato
water
21. In what portion of a root might you find 'root hairs'?
sister chromatids
vascular cambium
zone of maturation
multiple
22. The part of an apple most often eaten by people is receptacle tissue - not ovary - making this what type of fruit?
-regulate water loss -regulate gas exchange -allow light to enter the leaf
accessory
translation
polar nuclei
23. Under what conditions would a plant utilize fermentation to obtain energy?
lipids
lumen
starch
lack of available oxygen
24. Transfer of DNA to RNA
transcription
potato
protein
cyanobacteria - green algae - red algae
25. Southern US - prop roots hold it in place as water moves out - it can breathe under water.
ground tissue
artificial selection
pathogens
mangrove
26. Lives in california - it is a lily - waxy - thin - sharp leaves to stop water loss - holds water for up to 2 years.
bocarnia
leaf
andom particle movement results in a net movement from high to low concentration
the water potential is higher in the potato than the sugar solution
27. What is NOT a product of the krebs cycle?
seed
orchids
ADP
active transport
28. What are beneficial products made from bacteria?
cheese - yogurt - pharmaceuticals
endodermis
starch
polar nuclei
29. What best describes a dry fruit which opens at maturity?
dehiscent
chlorophyll-A
ground tissue
effects of rising carbon dioxide
30. Seedless - multicellular - and terrestrial - have a vascular system - reproduce by spreading spores that are found on the underside of mature leaves.
vascular cambium
ferns
maternal sporophyte - gametophyte - daughter sporophyte
active transport
31. What hormone stimulates cell division and may interfere with the function of auxin - leading to the development of 'witches-broom'?
krebs cycle -glycolysis
absorption of water
cytokinnin
-organelles -cytosol -nucleus
32. 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.
osmosis
heartwood
protein
pitcher plant
33. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves
2
fuzzy plant
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
biome
34. 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
lumen
a changing/heterogeneous environment
effects of rising carbon dioxide
nucleus
35. The ocular lens of a microscope is 10x - and the objective lens is 4x. What is the total magnification of the microscope?
interrupt the dark period with several minutes of light
40x
starch
artificial selection
36. What is NOT a function of the vacuole?
radial arrangement
sister chromatids
leaf
synthesis of proteins
37. Under what circumstance would sexual reproduction be more successful than asexual reproduction?
palisade mesophyll
a changing/heterogeneous environment
the water potential is higher in the potato than the sugar solution
cheese - yogurt - pharmaceuticals
38. Where in a dicot leaf does the majority of photosynthesis occur?
lumen
sister chromatids
palisade mesophyll
chloroplasts
39. 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.
welwichsia
lack of available oxygen
butcher's broom
hormones are produced in a part of a plant and act in another part.
40. What are adenine - guanine - thymine - cytosine?
water
nitrogenous base
cheese - yogurt - pharmaceuticals
andom particle movement results in a net movement from high to low concentration
41. What are harmful effects of bacteria?
prophase
ethylene
pathogens
S-phase
42. During which phase of the cell cycle does DNA replication occur?
lumen
lumen
S-phase
synthesis of proteins
43. Have a cell wall - no membrane - and no nucleus
sister chromatids
prokaryotes
-organelles -cytosol -nucleus
interrupt the dark period with several minutes of light
44. What organelle do guard cells contain that other epidermal cells lack?
protein
andom particle movement results in a net movement from high to low concentration
chloroplasts
cheese - yogurt - pharmaceuticals
45. Which commonly eaten food is an example of a stem?
potato
mRNA
gymnosperms
DNA
46. What are adenine - guanine - thymine - cytosine?
pairs of chromosomes that each carry an allele for a given trait
eukaryotes
pasteurization
nitrogenous base
47. Don't have roots or leaves - and are not producers - do not photosynthesize - and have cell walls made out of chitlin.
pitcher plant
starch
heartwood
fungi
48. What causes diffusion of gases to occur?
multiple
krebs cycle -glycolysis
andom particle movement results in a net movement from high to low concentration
phytochrome
49. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?
leaf
krebs cycle -glycolysis
heartwood
effects of rising carbon dioxide
50. Enzymes are an example of what type of molecule?
multiple
eukaryotes
ADP
protein