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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. Change in gene frequency in a gene population over time.
maternal sporophyte - gametophyte - daughter sporophyte
evolution
natural selection
pathogens
2. An ecosystem with similar climatic conditions on earth - such as communities of plants - animals - and soil organisms
-water vapor -oxygen -carbon dioxide
biome
zone of maturation
chlorophyll-A
3. 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
effects of rising carbon dioxide
fuzzy plant
maternal sporophyte - gametophyte - daughter sporophyte
ghost plant
4. Where in a dicot leaf does the majority of photosynthesis occur?
endodermis
palisade mesophyll
cheese - yogurt - pharmaceuticals
starch
5. How are the vascular bundles of a dicot arranged in the stem?
endodermis
lumen
radial arrangement
S-phase
6. How many sperm cells does each pollen grain typically carry?
bryophytes
radial arrangement
protein
2
7. What is a final product of aerobic respiration?
prokaryotes
bocarnia
nucleus
carbon dioxide
8. What is a final product of glycolysis?
heterozygous
bionary fission and asexually
40x
pyruvate
9. Enzymes are an example of what type of molecule?
protein
resonance
pericycle
fuzzy plant
10. What causes diffusion of gases to occur?
ferns
orchids
active transport
andom particle movement results in a net movement from high to low concentration
11. What is a final product of aerobic respiration?
prophase
chlorophyll-A
carbon dioxide
phytochrome
12. Lives in california - it is a lily - waxy - thin - sharp leaves to stop water loss - holds water for up to 2 years.
nucleus
radial arrangement
bocarnia
nitrogenous base
13. In what part of a flower is pollen produced?
artificial selection
anther
nucleus
bionary fission and asexually
14. What structure is MOST important in generating root pressure?
endodermis
potato
ghost plant
transcription
15. What is the main function of the roots of a corn plant?
endodermis
absorption of water
-organelles -cytosol -nucleus
butcher's broom
16. Have a cell wall - no membrane - and no nucleus
prokaryotes
-organelles -cytosol -nucleus
cheese - yogurt - pharmaceuticals
starch
17. Which part of the microscope would be adjusted to sharpen the image of a specimen at high magnification?
iris diaphragm
dehiscent
tRNA
endodermis
18. What pigment absorbs energy and can emit an electron in photosynthesis?
pathogens
heterozygous
electron transport chain
chlorophyll-A
19. 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
lack of available oxygen
eukaryotes
gymnosperms
krebs cycle -glycolysis
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.
leaf
bionary fission and asexually
pitcher plant
prokaryotes
21. What best describes a dry fruit which opens at maturity?
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
bud scale scars
nucleus
dehiscent
22. 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.
sister chromatids
leaf
bryophytes
fuzzy plant
23. What is considered part of the protoplast?
ADP
ground tissue
-organelles -cytosol -nucleus
water
24. What would be a way of keeping a short-day plant from blooming?
interrupt the dark period with several minutes of light
pasteurization
40x
mangrove
25. What are homologous chromosomes?
orchids
ADP
pairs of chromosomes that each carry an allele for a given trait
resonance
26. What type of RNA has an anticodon?
pairs of chromosomes that each carry an allele for a given trait
tRNA
lack of available oxygen
interrupt the dark period with several minutes of light
27. Cladifils- modified stems that look like leaves - all parts are photosynthetic
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on line
183
28. Which substances pass through the open stomata of a leaf?
vascular cambium
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
-water vapor -oxygen -carbon dioxide
cyanobacteria - green algae - red algae
29. What tissue can be found in a root but not in a stem?
-regulate water loss -regulate gas exchange -allow light to enter the leaf
protein
pericycle
nitrogenous base
30. Which tissue system occurs throughout the plant - is made up of parenchyma - collenchyma - and sclerenchyma cells - and functions in storage - structural support - and metabolism?
ferns
bionary fission and asexually
ground tissue
ghost plant
31. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?
welwichsia
krebs cycle -glycolysis
nitrogenous base
cheese - yogurt - pharmaceuticals
32. Vascular and seed bearing
both gymnosperms and angiosperms
pasteurization
ground tissue
-water vapor -oxygen -carbon dioxide
33. What type of RNA has a codon?
resonance
mRNA
palisade mesophyll
nitrogenous base
34. Traits that are desirable can be selected and bred for. process of selectively mating and breeding plants with particular traits.
accessory
lack of available oxygen
provide nutrients for a developing embryo
artificial selection
35. What cell undergoes meiosis?
ethylene
NOT a sperm - microspore - or egg cell
fungi
multiple
36. How are the vascular bundles of a dicot arranged in the stem?
radial arrangement
ADP
endodermis
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
37. 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.
ferns
protein
osmosis
bryophytes
38. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
phytochrome
pathogens
polar nuclei
biome
39. What part of a stem can a tree live without?
2
heartwood
provide nutrients for a developing embryo
fuzzy plant
40. How is algae different from 'true' plants?
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
resonance
fungi
welwichsia
41. What hormone functions in stomatal closure and can be used to induce dormancy in cultivated plants?
polar nuclei
pairs of chromosomes that each carry an allele for a given trait
abscistic acid
krebs cycle
42. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes
zone of maturation
S-phase
maternal sporophyte - gametophyte - daughter sporophyte
DNA
43. What pigment absorbs energy and can emit an electron in photosynthesis?
chlorophyll-A
a changing/heterogeneous environment
mangrove
osmosis
44. Epiphytes - valemine breaks down compost in roots
40x
andom particle movement results in a net movement from high to low concentration
electron transport chain
orchids
45. Individuals best adapted to their environment reproduce offspring. it requires variation - heritability - and selection.
translation
telophase-I
lumen
natural selection
46. During which phase of meiosis do daughter cells become haploid?
-water vapor -oxygen -carbon dioxide
lichens
telophase-I
RNA
47. What are adenine - guanine - thymine - cytosine?
hormones are produced in a part of a plant and act in another part.
-regulate water loss -regulate gas exchange -allow light to enter the leaf
nitrogenous base
pairs of chromosomes that each carry an allele for a given trait
48. Which commonly eaten food is an example of a stem?
eukaryotes
NOT a sperm - microspore - or egg cell
potato
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
49. Transfer of DNA to RNA
bocarnia
osmosis
pathogens
transcription
50. In what part of a flower is pollen produced?
natural selection
-organelles -cytosol -nucleus
anther
andom particle movement results in a net movement from high to low concentration
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