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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 separates during meiosis-II
sister chromatids
transcription
radial arrangement
provide nutrients for a developing embryo
2. Which part of aerobic respiration results in the production of CO2?
polar nuclei
ethylene
krebs cycle
cyanobacteria - green algae - red algae
3. What tissue can be found in a root but not in a stem?
seed
pericycle
bionary fission and asexually
provide nutrients for a developing embryo
4. Transferring of the information from the DNA into the language of the mRNA.
translation
radial arrangement
iris diaphragm
-organelles -cytosol -nucleus
5. How does DNA replication take place?
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
active transport
starch
evolution
6. A plant that carries two different versions of a gene for a single trait is...
xylem
transcription
heterozygous
tRNA
7. Have a cell wall - no membrane - and no nucleus
prokaryotes
heterozygous
xylem
both gymnosperms and angiosperms
8. What hormone functions in stomatal closure and can be used to induce dormancy in cultivated plants?
active transport
abscistic acid
lumen
synthesis of proteins
9. 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
maternal sporophyte - gametophyte - daughter sporophyte
ethylene
lichens
10. What BEST describes plant hormones?
bocarnia
seed
hormones are produced in a part of a plant and act in another part.
seed
11. What cell undergoes meiosis?
pasteurization
NOT a sperm - microspore - or egg cell
biome
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
12. 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
dehiscent
starch
sister chromatids
gymnosperms
13. What type of RNA has an anticodon?
sister chromatids
effects of rising carbon dioxide
tRNA
versions of a gene
14. Under what conditions would a plant utilize fermentation to obtain energy?
starch
heterozygous
lack of available oxygen
endodermis
15. What are the major groups of algae?
eukaryotes
lack of available oxygen
water
cyanobacteria - green algae - red algae
16. What is a reactant in the photochemical reactions of photosynthesis?
iris diaphragm
water
cheese - yogurt - pharmaceuticals
active transport
17. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes
cone
gymnosperms
DNA
transcription
18. Which part of aerobic respiration generates the most ATP?
radial arrangement
structural support
heterozygous
electron transport chain
19. What process involves the movement of water across a semi-permeable membrane?
polar nuclei
anther
osmosis
protein
20. What is a product of the biochemical reactions of photosynthesis?
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
chloroplasts
starch
protein
21. Seedless - multicellular - and terrestrial - have a vascular system - reproduce by spreading spores that are found on the underside of mature leaves.
biome
-water vapor -oxygen -carbon dioxide
ferns
polar nuclei
22. 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?
provide nutrients for a developing embryo
starch
the water potential is higher in the potato than the sugar solution
bocarnia
23. What is NOT a function of the vacuole?
endodermis
versions of a gene
fungi
synthesis of proteins
24. Lives in desert - leaves have waxy cuticle - succulent - holds onto water
orchids
-water vapor -oxygen -carbon dioxide
bocarnia
ghost plant
25. Change in gene frequency in a gene population over time.
evolution
krebs cycle -glycolysis
bocarnia
krebs cycle -glycolysis
26. What causes diffusion of gases to occur?
hormones are produced in a part of a plant and act in another part.
andom particle movement results in a net movement from high to low concentration
artificial selection
multiple
27. In what part of a flower is pollen produced?
pairs of chromosomes that each carry an allele for a given trait
anther
bionary fission and asexually
carbon dioxide
28. 'Alleles' are best described as...
translation
pathogens
versions of a gene
active transport
29. You can determine the age of a woody branch by counting these
eukaryotes
both gymnosperms and angiosperms
osmosis
bud scale scars
30. How is algae different from 'true' plants?
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
carbon dioxide
resonance
welwichsia
31. What organelle contains DNA?
transcription
provide nutrients for a developing embryo
nucleus
translation
32. Traits that are desirable can be selected and bred for. process of selectively mating and breeding plants with particular traits.
pericycle
artificial selection
DNA
ghost plant
33. Heating up bacteria until it is harmless and cannot function.
pasteurization
electron transport chain
potato
ethylene
34. What are beneficial products made from bacteria?
cheese - yogurt - pharmaceuticals
resonance
starch
ADP
35. During which phase of the cell cycle does DNA replication occur?
S-phase
protein
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
osmosis
36. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?
osmosis
krebs cycle -glycolysis
anther
evolution
37. What are homologous chromosomes?
-organelles -cytosol -nucleus
electron transport chain
DNA
pairs of chromosomes that each carry an allele for a given trait
38. During which phase of the cell cycle does DNA replication occur?
polar nuclei
provide nutrients for a developing embryo
DNA
S-phase
39. Under what conditions would a plant utilize fermentation to obtain energy?
lichens
gymnosperms
lack of available oxygen
abscistic acid
40. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?
seed
palisade mesophyll
krebs cycle -glycolysis
translation
41. What type of RNA has a codon?
bionary fission and asexually
mRNA
radial arrangement
nucleus
42. Traits that are desirable can be selected and bred for. process of selectively mating and breeding plants with particular traits.
pairs of chromosomes that each carry an allele for a given trait
artificial selection
eukaryotes
pathogens
43. What type of RNA has an anticodon?
pyruvate
tRNA
nucleus
cytokinnin
44. What are adenine - guanine - thymine - cytosine?
the water potential is higher in the potato than the sugar solution
mangrove
NOT a sperm - microspore - or egg cell
nitrogenous base
45. Iodine can be used to test for what molecule - resulting in a blue-black color?
storage
2
starch
a changing/heterogeneous environment
46. Lives in california - it is a lily - waxy - thin - sharp leaves to stop water loss - holds water for up to 2 years.
bryophytes
hormones are produced in a part of a plant and act in another part.
pairs of chromosomes that each carry an allele for a given trait
bocarnia
47. A plant that carries two different versions of a gene for a single trait is...
xylem
prophase
heterozygous
chloroplasts
48. Transferring of the information from the DNA into the language of the mRNA.
40x
krebs cycle
gymnosperms
translation
49. What would be a way of keeping a short-day plant from blooming?
dehiscent
nucleus
nucleus
interrupt the dark period with several minutes of light
50. Which commonly eaten food is an example of a stem?
phytochrome
tRNA
potato
osmosis