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Test your basic knowledge |
Botany Test
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Study First
Subject
:
science
Instructions:
Answer 50 questions in 15 minutes.
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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 process involves the movement of water across a semi-permeable membrane?
osmosis
anther
lumen
vascular cambium
2. What is a function of the epidermis?
orchids
-regulate water loss -regulate gas exchange -allow light to enter the leaf
maternal sporophyte - gametophyte - daughter sporophyte
abscistic acid
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
ghost plant
effects of rising carbon dioxide
DNA
bionary fission and asexually
4. A plant that carries two different versions of a gene for a single trait is...
heterozygous
nucleus
pathogens
tRNA
5. What is a final product of glycolysis?
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
pyruvate
-regulate water loss -regulate gas exchange -allow light to enter the leaf
transcription
6. Transferring of the information from the DNA into the language of the mRNA.
telophase-I
translation
prophase
ADP
7. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?
evolution
krebs cycle -glycolysis
effects of rising carbon dioxide
active transport
8. In what portion of a root might you find 'root hairs'?
anaphase
zone of maturation
provide nutrients for a developing embryo
prokaryotes
9. What is a final product of glycolysis?
biome
nucleus
2
pyruvate
10. Vascular and seed bearing
telophase-I
both gymnosperms and angiosperms
welwichsia
interrupt the dark period with several minutes of light
11. What are harmful effects of bacteria?
pathogens
translation
pairs of chromosomes that each carry an allele for a given trait
-water vapor -oxygen -carbon dioxide
12. Southern US - prop roots hold it in place as water moves out - it can breathe under water.
nitrogenous base
artificial selection
protein
mangrove
13. During which phase of mitosis do the sister chromatids separate?
anaphase
ethylene
-organelles -cytosol -nucleus
abscistic acid
14. What organelle was observable in the onion epidermis stained with iodine?
andom particle movement results in a net movement from high to low concentration
effects of rising carbon dioxide
osmosis
nucleus
15. What type of fruit develops from a cluster of many simple flowers?
leaf
telophase-I
multiple
lack of available oxygen
16. What contains the most potential energy?
starch
seed
electron transport chain
gymnosperms
17. Lives in desert - leaves have waxy cuticle - succulent - holds onto water
pathogens
orchids
cytokinnin
ghost plant
18. Enzymes are an example of what type of molecule?
telophase-I
lichens
protein
the water potential is higher in the potato than the sugar solution
19. What separates during meiosis-II
sister chromatids
cheese - yogurt - pharmaceuticals
starch
maternal sporophyte - gametophyte - daughter sporophyte
20. What is a final product of aerobic respiration?
carbon dioxide
versions of a gene
lumen
fungi
21. What would be a way of keeping a short-day plant from blooming?
interrupt the dark period with several minutes of light
welwichsia
2
maternal sporophyte - gametophyte - daughter sporophyte
22. What causes diffusion of gases to occur?
andom particle movement results in a net movement from high to low concentration
starch
NOT a sperm - microspore - or egg cell
fuzzy plant
23. What tissue can be found in a root but not in a stem?
structural support
pericycle
ethylene
lumen
24. How is algae different from 'true' plants?
pitcher plant
structural support
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
interrupt the dark period with several minutes of light
25. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
polar nuclei
RNA
prophase
xylem
26. Composite organisms consisting of a symbiotic organism composed of a fungus with a photosynthetic partner - can be used as a natural fertilizer
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
-water vapor -oxygen -carbon dioxide
lichens
ethylene
27. Cladifils- modified stems that look like leaves - all parts are photosynthetic
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28. What are homologous chromosomes?
pairs of chromosomes that each carry an allele for a given trait
starch
prokaryotes
maternal sporophyte - gametophyte - daughter sporophyte
29. Which commonly eaten food is an example of a stem?
potato
bud scale scars
lumen
pyruvate
30. An ecosystem with similar climatic conditions on earth - such as communities of plants - animals - and soil organisms
DNA
synthesis of proteins
biome
40x
31. 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.
dehiscent
phytochrome
welwichsia
carbon dioxide
32. What is the function of the cortex in a root?
the water potential is higher in the potato than the sugar solution
storage
ethylene
-water vapor -oxygen -carbon dioxide
33. What hormone functions in stomatal closure and can be used to induce dormancy in cultivated plants?
abscistic acid
translation
bud scale scars
RNA
34. Which part of the microscope would be adjusted to sharpen the image of a specimen at high magnification?
iris diaphragm
endodermis
seed
structural support
35. During which phase of mitosis does the nuclear envelope disappear?
prophase
bionary fission and asexually
osmosis
-organelles -cytosol -nucleus
36. What are the major groups of algae?
both gymnosperms and angiosperms
cyanobacteria - green algae - red algae
bryophytes
leaf
37. What is a product of the biochemical reactions of photosynthesis?
-water vapor -oxygen -carbon dioxide
dehiscent
carbon dioxide
starch
38. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves
chloroplasts
radial arrangement
endodermis
fuzzy plant
39. What pigment is responsible for plants sensing day length?
phytochrome
absorption of water
storage
-water vapor -oxygen -carbon dioxide
40. Change in gene frequency in a gene population over time.
carbon dioxide
evolution
leaf
-regulate water loss -regulate gas exchange -allow light to enter the leaf
41. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes
lipids
-organelles -cytosol -nucleus
DNA
lumen
42. If an ovule is fertilized - what will it develop into?
endodermis
seed
resonance
electron transport chain
43. What is considered part of the protoplast?
absorption of water
evolution
ground tissue
-organelles -cytosol -nucleus
44. You can determine the age of a woody branch by counting these
abscistic acid
bud scale scars
krebs cycle
bionary fission and asexually
45. What best describes a dry fruit which opens at maturity?
pathogens
natural selection
dehiscent
gymnosperms
46. 'Alleles' are best described as...
chlorophyll-A
versions of a gene
phytochrome
evolution
47. A tissue in Which mitosis takes place - giving rise to the secondary xylem.
vascular cambium
versions of a gene
cheese - yogurt - pharmaceuticals
xylem
48. What phenomena explains how a photon can strike any chlorophyll molecule in the antennal complex and still reach the reaction center?
resonance
lichens
pairs of chromosomes that each carry an allele for a given trait
eukaryotes
49. Don't have roots or leaves - and are not producers - do not photosynthesize - and have cell walls made out of chitlin.
carbon dioxide
starch
potato
fungi
50. How many sperm cells does each pollen grain typically carry?
osmosis
natural selection
ghost plant
2
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