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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. During which phase of the cell cycle does DNA replication occur?
S-phase
-organelles -cytosol -nucleus
mangrove
lipids
2. The part of an apple most often eaten by people is receptacle tissue - not ovary - making this what type of fruit?
the water potential is higher in the potato than the sugar solution
accessory
absorption of water
heterozygous
3. Where in a dicot leaf does the majority of photosynthesis occur?
pyruvate
palisade mesophyll
bocarnia
transcription
4. What type of fruit develops from a cluster of many simple flowers?
maternal sporophyte - gametophyte - daughter sporophyte
anaphase
krebs cycle
multiple
5. 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
chlorophyll-A
gymnosperms
nucleus
tRNA
6. Have a nucleus - and a cell membrane
water
pyruvate
eukaryotes
sister chromatids
7. What is NOT a product of the krebs cycle?
ADP
seed
abscistic acid
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
8. Which part of aerobic respiration generates the most ATP?
heartwood
storage
anaphase
electron transport chain
9. In what portion of a root might you find 'root hairs'?
zone of maturation
starch
palisade mesophyll
DNA
10. 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.
provide nutrients for a developing embryo
lichens
active transport
bryophytes
11. Southern US - prop roots hold it in place as water moves out - it can breathe under water.
radial arrangement
sister chromatids
mangrove
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
12. What contains the most potential energy?
starch
carbon dioxide
anther
transcription
13. Traits that are desirable can be selected and bred for. process of selectively mating and breeding plants with particular traits.
carbon dioxide
artificial selection
dehiscent
pathogens
14. During which phase of meiosis do daughter cells become haploid?
water
telophase-I
lack of available oxygen
synthesis of proteins
15. Which class of organic macromolecule stores the greatest amount of potential energy?
radial arrangement
ghost plant
lipids
pathogens
16. What are the major groups of algae?
nitrogenous base
butcher's broom
fungi
cyanobacteria - green algae - red algae
17. Don't have roots or leaves - and are not producers - do not photosynthesize - and have cell walls made out of chitlin.
ground tissue
nucleus
fungi
accessory
18. Heating up bacteria until it is harmless and cannot function.
gymnosperms
pasteurization
biome
cyanobacteria - green algae - red algae
19. What organelle was observable in the onion epidermis stained with iodine?
nucleus
translation
maternal sporophyte - gametophyte - daughter sporophyte
chlorophyll-A
20. What is the role of endosperm?
zone of maturation
storage
provide nutrients for a developing embryo
potato
21. What type of RNA has an anticodon?
S-phase
krebs cycle -glycolysis
tRNA
welwichsia
22. What process involves the movement of water across a semi-permeable membrane?
osmosis
xylem
storage
prophase
23. What BEST describes plant hormones?
sister chromatids
hormones are produced in a part of a plant and act in another part.
translation
pericycle
24. Seedless - multicellular - and terrestrial - have a vascular system - reproduce by spreading spores that are found on the underside of mature leaves.
mangrove
transcription
ADP
ferns
25. What plant tissue functions in conducting water from the roots to the leaves?
xylem
pyruvate
cone
iris diaphragm
26. What hormone is most important in the ripening of fruits?
ethylene
tRNA
nucleus
pasteurization
27. Where in a plant is the water potential lowest?
prokaryotes
telophase-I
leaf
endodermis
28. Under what circumstance would sexual reproduction be more successful than asexual reproduction?
a changing/heterogeneous environment
nucleus
absorption of water
krebs cycle -glycolysis
29. Have a cell wall - no membrane - and no nucleus
carbon dioxide
prokaryotes
bud scale scars
pericycle
30. Lives in california - it is a lily - waxy - thin - sharp leaves to stop water loss - holds water for up to 2 years.
bocarnia
nitrogenous base
cyanobacteria - green algae - red algae
anther
31. The ocular lens of a microscope is 10x - and the objective lens is 4x. What is the total magnification of the microscope?
xylem
prokaryotes
40x
anaphase
32. Traits that are desirable can be selected and bred for. process of selectively mating and breeding plants with particular traits.
artificial selection
carbon dioxide
phytochrome
nitrogenous base
33. A plant that carries two different versions of a gene for a single trait is...
heterozygous
andom particle movement results in a net movement from high to low concentration
chloroplasts
pathogens
34. How does DNA replication take place?
-regulate water loss -regulate gas exchange -allow light to enter the leaf
transcription
anaphase
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
35. What organelle contains DNA?
krebs cycle
nucleus
mangrove
bryophytes
36. Southern US - prop roots hold it in place as water moves out - it can breathe under water.
pathogens
versions of a gene
butcher's broom
mangrove
37. How is algae different from 'true' plants?
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
ethylene
DNA
multiple
38. What is NOT a structure found on a typical flowering plant?
prokaryotes
biome
cone
translation
39. What is NOT a structure found on a typical flowering plant?
endodermis
cone
natural selection
chloroplasts
40. What organelle was observable in the onion epidermis stained with iodine?
dehiscent
leaf
effects of rising carbon dioxide
nucleus
41. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?
anther
krebs cycle -glycolysis
synthesis of proteins
mRNA
42. Heating up bacteria until it is harmless and cannot function.
krebs cycle -glycolysis
chlorophyll-A
lipids
pasteurization
43. Which tissue system occurs throughout the plant - is made up of parenchyma - collenchyma - and sclerenchyma cells - and functions in storage - structural support - and metabolism?
chloroplasts
ground tissue
seed
osmosis
44. Transferring of the information from the DNA into the language of the mRNA.
phytochrome
translation
abscistic acid
S-phase
45. Which part of the microscope would be adjusted to sharpen the image of a specimen at high magnification?
nucleus
anaphase
resonance
iris diaphragm
46. What are adenine - guanine - thymine - cytosine?
synthesis of proteins
leaf
nitrogenous base
multiple
47. What is a reactant in the photochemical reactions of photosynthesis?
pathogens
transcription
ground tissue
water
48. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves
fuzzy plant
potato
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
structural support
49. What cell undergoes meiosis?
radial arrangement
cyanobacteria - green algae - red algae
starch
NOT a sperm - microspore - or egg cell
50. What is the main function of the roots of a corn plant?
synthesis of proteins
carbon dioxide
bud scale scars
absorption of water
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