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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. Vascular and seed bearing
both gymnosperms and angiosperms
zone of maturation
krebs cycle
-water vapor -oxygen -carbon dioxide
2. What are the major groups of algae?
ghost plant
RNA
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
cyanobacteria - green algae - red algae
3. What are harmful effects of bacteria?
heartwood
natural selection
pathogens
DNA
4. Under what conditions would a plant utilize fermentation to obtain energy?
eukaryotes
both gymnosperms and angiosperms
ethylene
lack of available oxygen
5. Lives in california - it is a lily - waxy - thin - sharp leaves to stop water loss - holds water for up to 2 years.
40x
hormones are produced in a part of a plant and act in another part.
transcription
bocarnia
6. Info. carrying molecule - single stranded
prokaryotes
2
RNA
polar nuclei
7. What structure is MOST important in generating root pressure?
endodermis
water
pathogens
welwichsia
8. What contains the most potential energy?
evolution
starch
lipids
xylem
9. Change in gene frequency in a gene population over time.
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
evolution
anaphase
synthesis of proteins
10. Don't have roots or leaves - and are not producers - do not photosynthesize - and have cell walls made out of chitlin.
ethylene
fungi
water
structural support
11. What is NOT a product of the krebs cycle?
ADP
S-phase
krebs cycle -glycolysis
2
12. What organelle do guard cells contain that other epidermal cells lack?
cytokinnin
lumen
chloroplasts
lichens
13. What BEST describes plant hormones?
transcription
zone of maturation
hormones are produced in a part of a plant and act in another part.
synthesis of proteins
14. Have a nucleus - and a cell membrane
gymnosperms
andom particle movement results in a net movement from high to low concentration
translation
eukaryotes
15. Which part of aerobic respiration results in the production of CO2?
accessory
bud scale scars
krebs cycle
osmosis
16. What is a final product of glycolysis?
prokaryotes
pyruvate
phytochrome
eukaryotes
17. What hormone is most important in the ripening of fruits?
lumen
heterozygous
ground tissue
ethylene
18. 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
S-phase
ghost plant
active transport
gymnosperms
19. What best describes a dry fruit which opens at maturity?
multiple
dehiscent
transcription
ground tissue
20. What is considered part of the protoplast?
-organelles -cytosol -nucleus
mRNA
mangrove
krebs cycle -glycolysis
21. You can determine the age of a woody branch by counting these
telophase-I
transcription
leaf
bud scale scars
22. The ocular lens of a microscope is 10x - and the objective lens is 4x. What is the total magnification of the microscope?
xylem
40x
iris diaphragm
dehiscent
23. Heating up bacteria until it is harmless and cannot function.
effects of rising carbon dioxide
pasteurization
structural support
krebs cycle
24. 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.
nucleus
protein
pasteurization
welwichsia
25. What are homologous chromosomes?
fuzzy plant
endodermis
pairs of chromosomes that each carry an allele for a given trait
andom particle movement results in a net movement from high to low concentration
26. Transfer of DNA to RNA
abscistic acid
ghost plant
osmosis
transcription
27. Which part of the microscope would be adjusted to sharpen the image of a specimen at high magnification?
iris diaphragm
active transport
water
natural selection
28. What are adenine - guanine - thymine - cytosine?
nitrogenous base
versions of a gene
krebs cycle
carbon dioxide
29. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?
prophase
krebs cycle -glycolysis
abscistic acid
eukaryotes
30. Iodine can be used to test for what molecule - resulting in a blue-black color?
starch
prokaryotes
artificial selection
ghost plant
31. The part of an apple most often eaten by people is receptacle tissue - not ovary - making this what type of fruit?
provide nutrients for a developing embryo
mangrove
accessory
maternal sporophyte - gametophyte - daughter sporophyte
32. What is the main function of the roots of a corn plant?
provide nutrients for a developing embryo
fuzzy plant
evolution
absorption of water
33. What hormone functions in stomatal closure and can be used to induce dormancy in cultivated plants?
water
abscistic acid
leaf
phytochrome
34. Cladifils- modified stems that look like leaves - all parts are photosynthetic
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183
35. What cell undergoes meiosis?
radial arrangement
NOT a sperm - microspore - or egg cell
welwichsia
nitrogenous base
36. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes
fuzzy plant
fuzzy plant
DNA
a changing/heterogeneous environment
37. Transfer of DNA to RNA
a changing/heterogeneous environment
chlorophyll-A
prophase
transcription
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.
endodermis
bryophytes
welwichsia
2
39. What is the main function of the roots of a corn plant?
translation
endodermis
lumen
absorption of water
40. What separates during meiosis-II
sister chromatids
-organelles -cytosol -nucleus
butcher's broom
mangrove
41. How is algae different from 'true' plants?
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
synthesis of proteins
heartwood
butcher's broom
42. Have a nucleus - and a cell membrane
eukaryotes
palisade mesophyll
pasteurization
natural selection
43. 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
natural selection
effects of rising carbon dioxide
krebs cycle
-regulate water loss -regulate gas exchange -allow light to enter the leaf
44. Which part of aerobic respiration results in the production of CO2?
andom particle movement results in a net movement from high to low concentration
telophase-I
endodermis
krebs cycle
45. What type of RNA has an anticodon?
tRNA
zone of maturation
synthesis of proteins
mRNA
46. The part of an apple most often eaten by people is receptacle tissue - not ovary - making this what type of fruit?
bocarnia
accessory
resonance
ghost plant
47. Where in the chloroplast do protons accumulate - resulting in an electrochemical gradient which drives ATP-synthase?
abscistic acid
lumen
bud scale scars
-water vapor -oxygen -carbon dioxide
48. Which substances pass through the open stomata of a leaf?
nucleus
storage
ferns
-water vapor -oxygen -carbon dioxide
49. Where in a dicot leaf does the majority of photosynthesis occur?
welwichsia
chloroplasts
palisade mesophyll
lack of available oxygen
50. What organelle contains DNA?
water
translation
pasteurization
nucleus