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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 is a final product of aerobic respiration?
40x
carbon dioxide
nucleus
accessory
2. What would be a way of keeping a short-day plant from blooming?
-regulate water loss -regulate gas exchange -allow light to enter the leaf
interrupt the dark period with several minutes of light
mangrove
abscistic acid
3. What cell undergoes meiosis?
eukaryotes
NOT a sperm - microspore - or egg cell
S-phase
starch
4. What phenomena explains how a photon can strike any chlorophyll molecule in the antennal complex and still reach the reaction center?
heterozygous
abscistic acid
resonance
potato
5. What organelle contains DNA?
provide nutrients for a developing embryo
-regulate water loss -regulate gas exchange -allow light to enter the leaf
evolution
nucleus
6. What hormone stimulates cell division and may interfere with the function of auxin - leading to the development of 'witches-broom'?
provide nutrients for a developing embryo
active transport
cytokinnin
endodermis
7. You can determine the age of a woody branch by counting these
absorption of water
anaphase
bud scale scars
RNA
8. What pigment is responsible for plants sensing day length?
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
phytochrome
40x
ADP
9. Traits that are desirable can be selected and bred for. process of selectively mating and breeding plants with particular traits.
cone
bud scale scars
-water vapor -oxygen -carbon dioxide
artificial selection
10. A tissue in Which mitosis takes place - giving rise to the secondary xylem.
lichens
lumen
a changing/heterogeneous environment
vascular cambium
11. Info. carrying molecule - single stranded
lack of available oxygen
both gymnosperms and angiosperms
fuzzy plant
RNA
12. What pigment absorbs energy and can emit an electron in photosynthesis?
iris diaphragm
DNA
welwichsia
chlorophyll-A
13. The ocular lens of a microscope is 10x - and the objective lens is 4x. What is the total magnification of the microscope?
zone of maturation
palisade mesophyll
tRNA
40x
14. 'Alleles' are best described as...
transcription
prokaryotes
versions of a gene
synthesis of proteins
15. What is NOT a product of the krebs cycle?
ADP
mRNA
multiple
pyruvate
16. You can determine the age of a woody branch by counting these
bud scale scars
provide nutrients for a developing embryo
pairs of chromosomes that each carry an allele for a given trait
chloroplasts
17. Which commonly eaten food is an example of a stem?
evolution
fuzzy plant
potato
anther
18. What is considered part of the protoplast?
krebs cycle -glycolysis
heterozygous
resonance
-organelles -cytosol -nucleus
19. Under what circumstance would sexual reproduction be more successful than asexual reproduction?
storage
a changing/heterogeneous environment
absorption of water
endodermis
20. What type of RNA has a codon?
natural selection
heterozygous
40x
mRNA
21. Which part of aerobic respiration generates the most ATP?
natural selection
electron transport chain
krebs cycle -glycolysis
bryophytes
22. What type of RNA has an anticodon?
-organelles -cytosol -nucleus
tRNA
RNA
pitcher plant
23. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
heterozygous
starch
polar nuclei
-organelles -cytosol -nucleus
24. Where in the chloroplast do protons accumulate - resulting in an electrochemical gradient which drives ATP-synthase?
sister chromatids
a changing/heterogeneous environment
lumen
gymnosperms
25. 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.
absorption of water
pitcher plant
interrupt the dark period with several minutes of light
active transport
26. Cladifils- modified stems that look like leaves - all parts are photosynthetic
27. Lives in california - it is a lily - waxy - thin - sharp leaves to stop water loss - holds water for up to 2 years.
telophase-I
tRNA
bocarnia
eukaryotes
28. What hormone stimulates cell division and may interfere with the function of auxin - leading to the development of 'witches-broom'?
cytokinnin
absorption of water
bud scale scars
seed
29. What separates during meiosis-II
zone of maturation
pasteurization
xylem
sister chromatids
30. What pigment absorbs energy and can emit an electron in photosynthesis?
chlorophyll-A
-regulate water loss -regulate gas exchange -allow light to enter the leaf
nitrogenous base
electron transport chain
31. What are homologous chromosomes?
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
fuzzy plant
bionary fission and asexually
pairs of chromosomes that each carry an allele for a given trait
32. Which part of the microscope would be adjusted to sharpen the image of a specimen at high magnification?
prophase
zone of maturation
iris diaphragm
cytokinnin
33. Under what circumstance would sexual reproduction be more successful than asexual reproduction?
anaphase
a changing/heterogeneous environment
butcher's broom
telophase-I
34. What is the main function of the roots of a corn plant?
vascular cambium
sister chromatids
absorption of water
dehiscent
35. What hormone is most important in the ripening of fruits?
interrupt the dark period with several minutes of light
bionary fission and asexually
ethylene
zone of maturation
36. In what part of a flower is pollen produced?
anther
bocarnia
pitcher plant
heterozygous
37. Don't have roots or leaves - and are not producers - do not photosynthesize - and have cell walls made out of chitlin.
fungi
RNA
prophase
heterozygous
38. What are the major groups of algae?
tRNA
iris diaphragm
S-phase
cyanobacteria - green algae - red algae
39. What is the primary function of collenchyma cells?
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
nucleus
a changing/heterogeneous environment
structural support
40. Epiphytes - valemine breaks down compost in roots
40x
maternal sporophyte - gametophyte - daughter sporophyte
orchids
pyruvate
41. Which part of aerobic respiration results in the production of CO2?
heterozygous
nitrogenous base
ghost plant
krebs cycle
42. What organelle contains DNA?
gymnosperms
tRNA
nucleus
pairs of chromosomes that each carry an allele for a given trait
43. Have a nucleus - and a cell membrane
absorption of water
2
eukaryotes
krebs cycle
44. Transfer of DNA to RNA
xylem
multiple
transcription
chloroplasts
45. What tissue can be found in a root but not in a stem?
effects of rising carbon dioxide
chloroplasts
ferns
pericycle
46. What is a final product of aerobic respiration?
starch
carbon dioxide
ground tissue
zone of maturation
47. The part of an apple most often eaten by people is receptacle tissue - not ovary - making this what type of fruit?
accessory
anaphase
carbon dioxide
transcription
48. What would be a way of keeping a short-day plant from blooming?
evolution
interrupt the dark period with several minutes of light
leaf
nucleus
49. Composite organisms consisting of a symbiotic organism composed of a fungus with a photosynthetic partner - can be used as a natural fertilizer
carbon dioxide
telophase-I
andom particle movement results in a net movement from high to low concentration
lichens
50. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?
krebs cycle -glycolysis
dehiscent
RNA
orchids