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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. 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.
nucleus
andom particle movement results in a net movement from high to low concentration
cheese - yogurt - pharmaceuticals
bryophytes
2. What is a reactant in the photochemical reactions of photosynthesis?
transcription
versions of a gene
water
ghost plant
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?
artificial selection
osmosis
welwichsia
ground tissue
4. A tissue in Which mitosis takes place - giving rise to the secondary xylem.
bionary fission and asexually
-regulate water loss -regulate gas exchange -allow light to enter the leaf
maternal sporophyte - gametophyte - daughter sporophyte
vascular cambium
5. What is the primary function of collenchyma cells?
pathogens
pericycle
leaf
structural support
6. A plant that carries two different versions of a gene for a single trait is...
fuzzy plant
a changing/heterogeneous environment
gymnosperms
heterozygous
7. How is algae different from 'true' plants?
maternal sporophyte - gametophyte - daughter sporophyte
active transport
prophase
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
8. What hormone is most important in the ripening of fruits?
translation
ethylene
multiple
ADP
9. 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
ground tissue
provide nutrients for a developing embryo
effects of rising carbon dioxide
pericycle
10. You can determine the age of a woody branch by counting these
heterozygous
anther
bud scale scars
iris diaphragm
11. 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
protein
ground tissue
gymnosperms
ground tissue
12. The ocular lens of a microscope is 10x - and the objective lens is 4x. What is the total magnification of the microscope?
40x
water
effects of rising carbon dioxide
nucleus
13. What are the major groups of algae?
cyanobacteria - green algae - red algae
sister chromatids
polar nuclei
pairs of chromosomes that each carry an allele for a given trait
14. What organelle contains DNA?
nitrogenous base
lipids
nucleus
orchids
15. What hormone is most important in the ripening of fruits?
pericycle
osmosis
ethylene
nitrogenous base
16. What best describes a dry fruit which opens at maturity?
ghost plant
dehiscent
pyruvate
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
17. Under what conditions would a plant utilize fermentation to obtain energy?
ethylene
lack of available oxygen
electron transport chain
pitcher plant
18. What best describes a dry fruit which opens at maturity?
dehiscent
pathogens
natural selection
phytochrome
19. What hormone functions in stomatal closure and can be used to induce dormancy in cultivated plants?
abscistic acid
lack of available oxygen
biome
krebs cycle -glycolysis
20. 'Alleles' are best described as...
versions of a gene
interrupt the dark period with several minutes of light
synthesis of proteins
polar nuclei
21. What is a final product of glycolysis?
S-phase
heterozygous
pyruvate
protein
22. Have a cell wall - no membrane - and no nucleus
prokaryotes
biome
pasteurization
krebs cycle -glycolysis
23. Vascular and seed bearing
multiple
both gymnosperms and angiosperms
pyruvate
effects of rising carbon dioxide
24. Vascular and seed bearing
resonance
both gymnosperms and angiosperms
lipids
versions of a gene
25. If an ovule is fertilized - what will it develop into?
anaphase
seed
palisade mesophyll
multiple
26. Which part of the microscope would be adjusted to sharpen the image of a specimen at high magnification?
pathogens
cone
active transport
iris diaphragm
27. Change in gene frequency in a gene population over time.
-water vapor -oxygen -carbon dioxide
accessory
evolution
mangrove
28. The part of an apple most often eaten by people is receptacle tissue - not ovary - making this what type of fruit?
hormones are produced in a part of a plant and act in another part.
accessory
DNA
vascular cambium
29. What phenomena explains how a photon can strike any chlorophyll molecule in the antennal complex and still reach the reaction center?
resonance
pyruvate
pericycle
lumen
30. What is a function of the epidermis?
butcher's broom
structural support
-regulate water loss -regulate gas exchange -allow light to enter the leaf
zone of maturation
31. Have a nucleus - and a cell membrane
S-phase
fuzzy plant
eukaryotes
welwichsia
32. Transferring of the information from the DNA into the language of the mRNA.
bocarnia
the water potential is higher in the potato than the sugar solution
translation
seed
33. Iodine can be used to test for what molecule - resulting in a blue-black color?
butcher's broom
sister chromatids
chloroplasts
starch
34. Traits that are desirable can be selected and bred for. process of selectively mating and breeding plants with particular traits.
artificial selection
heterozygous
heartwood
pericycle
35. In what part of a flower is pollen produced?
starch
andom particle movement results in a net movement from high to low concentration
anther
NOT a sperm - microspore - or egg cell
36. Where in a dicot leaf does the majority of photosynthesis occur?
palisade mesophyll
bryophytes
multiple
endodermis
37. During which phase of meiosis do daughter cells become haploid?
vascular cambium
accessory
telophase-I
pitcher plant
38. Which part of aerobic respiration results in the production of CO2?
krebs cycle
storage
biome
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
39. 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
cytokinnin
both gymnosperms and angiosperms
gymnosperms
sister chromatids
40. What is a final product of aerobic respiration?
krebs cycle -glycolysis
carbon dioxide
resonance
mangrove
41. What organelle do guard cells contain that other epidermal cells lack?
radial arrangement
multiple
chloroplasts
lipids
42. What part of a stem can a tree live without?
heartwood
interrupt the dark period with several minutes of light
transcription
bud scale scars
43. Which part of aerobic respiration generates the most ATP?
welwichsia
electron transport chain
gymnosperms
the water potential is higher in the potato than the sugar solution
44. In what portion of a root might you find 'root hairs'?
zone of maturation
chloroplasts
-organelles -cytosol -nucleus
the water potential is higher in the potato than the sugar solution
45. Where in the chloroplast do protons accumulate - resulting in an electrochemical gradient which drives ATP-synthase?
lumen
starch
accessory
mRNA
46. Which class of organic macromolecule stores the greatest amount of potential energy?
lipids
polar nuclei
sister chromatids
both gymnosperms and angiosperms
47. Individuals best adapted to their environment reproduce offspring. it requires variation - heritability - and selection.
cone
-regulate water loss -regulate gas exchange -allow light to enter the leaf
krebs cycle
natural selection
48. What is the role of endosperm?
structural support
anaphase
pairs of chromosomes that each carry an allele for a given trait
provide nutrients for a developing embryo
49. How is algae different from 'true' plants?
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
resonance
hormones are produced in a part of a plant and act in another part.
gymnosperms
50. What type of fruit develops from a cluster of many simple flowers?
bionary fission and asexually
vascular cambium
anaphase
multiple