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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 BEST describes plant hormones?
hormones are produced in a part of a plant and act in another part.
carbon dioxide
storage
mRNA
2. During which phase of meiosis do daughter cells become haploid?
seed
pathogens
telophase-I
pyruvate
3. Which tissue system occurs throughout the plant - is made up of parenchyma - collenchyma - and sclerenchyma cells - and functions in storage - structural support - and metabolism?
protein
active transport
ground tissue
anther
4. Cladifils- modified stems that look like leaves - all parts are photosynthetic
5. Enzymes are an example of what type of molecule?
protein
sister chromatids
synthesis of proteins
NOT a sperm - microspore - or egg cell
6. What would be a way of keeping a short-day plant from blooming?
sister chromatids
cytokinnin
both gymnosperms and angiosperms
interrupt the dark period with several minutes of light
7. A plant that carries two different versions of a gene for a single trait is...
resonance
heterozygous
mangrove
transcription
8. Where in a dicot leaf does the majority of photosynthesis occur?
potato
iris diaphragm
ferns
palisade mesophyll
9. How is algae different from 'true' plants?
starch
-water vapor -oxygen -carbon dioxide
abscistic acid
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
10. Transferring of the information from the DNA into the language of the mRNA.
pairs of chromosomes that each carry an allele for a given trait
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
translation
electron transport chain
11. What is the main function of the roots of a corn plant?
absorption of water
osmosis
starch
telophase-I
12. Which part of the microscope would be adjusted to sharpen the image of a specimen at high magnification?
DNA
welwichsia
iris diaphragm
prokaryotes
13. What is a final product of glycolysis?
pyruvate
-regulate water loss -regulate gas exchange -allow light to enter the leaf
transcription
interrupt the dark period with several minutes of light
14. How does DNA replication take place?
phytochrome
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
seed
active transport
15. Individuals best adapted to their environment reproduce offspring. it requires variation - heritability - and selection.
translation
fuzzy plant
natural selection
anther
16. What type of fruit develops from a cluster of many simple flowers?
telophase-I
multiple
-organelles -cytosol -nucleus
bryophytes
17. What is a reactant in the photochemical reactions of photosynthesis?
dehiscent
pairs of chromosomes that each carry an allele for a given trait
pasteurization
water
18. What structure is MOST important in generating root pressure?
endodermis
-regulate water loss -regulate gas exchange -allow light to enter the leaf
active transport
provide nutrients for a developing embryo
19. Where in a plant is the water potential lowest?
provide nutrients for a developing embryo
leaf
palisade mesophyll
gymnosperms
20. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?
S-phase
krebs cycle -glycolysis
evolution
S-phase
21. What are the major groups of algae?
accessory
starch
cyanobacteria - green algae - red algae
ghost plant
22. Which class of organic macromolecule stores the greatest amount of potential energy?
pasteurization
lipids
leaf
protein
23. What are homologous chromosomes?
absorption of water
orchids
vascular cambium
pairs of chromosomes that each carry an allele for a given trait
24. During which phase of mitosis do the sister chromatids separate?
resonance
lipids
anaphase
RNA
25. Lives in california - it is a lily - waxy - thin - sharp leaves to stop water loss - holds water for up to 2 years.
storage
bocarnia
the water potential is higher in the potato than the sugar solution
seed
26. Vascular and seed bearing
both gymnosperms and angiosperms
bocarnia
DNA
pericycle
27. 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?
zone of maturation
the water potential is higher in the potato than the sugar solution
krebs cycle -glycolysis
starch
28. What is considered part of the protoplast?
evolution
-organelles -cytosol -nucleus
translation
gymnosperms
29. Change in gene frequency in a gene population over time.
heartwood
fungi
evolution
provide nutrients for a developing embryo
30. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves
provide nutrients for a developing embryo
interrupt the dark period with several minutes of light
pitcher plant
fuzzy plant
31. Which substances pass through the open stomata of a leaf?
potato
-water vapor -oxygen -carbon dioxide
artificial selection
lichens
32. What is a final product of glycolysis?
starch
pyruvate
fungi
electron transport chain
33. What is the role of endosperm?
DNA
seed
provide nutrients for a developing embryo
interrupt the dark period with several minutes of light
34. What separates during meiosis-II
artificial selection
sister chromatids
absorption of water
bionary fission and asexually
35. Heating up bacteria until it is harmless and cannot function.
potato
pasteurization
carbon dioxide
andom particle movement results in a net movement from high to low concentration
36. What process involves the movement of water across a semi-permeable membrane?
prophase
osmosis
krebs cycle
tRNA
37. Have a nucleus - and a cell membrane
radial arrangement
abscistic acid
eukaryotes
provide nutrients for a developing embryo
38. What is NOT a structure found on a typical flowering plant?
cone
sister chromatids
pairs of chromosomes that each carry an allele for a given trait
transcription
39. 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.
starch
pitcher plant
multiple
pathogens
40. During which phase of mitosis do the sister chromatids separate?
40x
starch
storage
anaphase
41. What hormone is most important in the ripening of fruits?
ethylene
-regulate water loss -regulate gas exchange -allow light to enter the leaf
maternal sporophyte - gametophyte - daughter sporophyte
abscistic acid
42. During which phase of the cell cycle does DNA replication occur?
butcher's broom
eukaryotes
tRNA
S-phase
43. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes
bryophytes
DNA
carbon dioxide
gymnosperms
44. What contains the most potential energy?
pericycle
pyruvate
-regulate water loss -regulate gas exchange -allow light to enter the leaf
starch
45. Seedless - multicellular - and terrestrial - have a vascular system - reproduce by spreading spores that are found on the underside of mature leaves.
ferns
storage
chloroplasts
multiple
46. If an ovule is fertilized - what will it develop into?
ferns
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
seed
47. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves
-regulate water loss -regulate gas exchange -allow light to enter the leaf
fuzzy plant
prophase
sister chromatids
48. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes
provide nutrients for a developing embryo
bryophytes
DNA
a changing/heterogeneous environment
49. In what portion of a root might you find 'root hairs'?
interrupt the dark period with several minutes of light
tRNA
zone of maturation
ground tissue
50. Epiphytes - valemine breaks down compost in roots
natural selection
orchids
starch
provide nutrients for a developing embryo