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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 the role of endosperm?
provide nutrients for a developing embryo
mangrove
welwichsia
eukaryotes
2. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
carbon dioxide
polar nuclei
potato
cyanobacteria - green algae - red algae
3. 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
fuzzy plant
telophase-I
4. A tissue in Which mitosis takes place - giving rise to the secondary xylem.
lichens
vascular cambium
osmosis
prophase
5. Transferring of the information from the DNA into the language of the mRNA.
xylem
translation
pasteurization
abscistic acid
6. What tissue can be found in a root but not in a stem?
bocarnia
ground tissue
pairs of chromosomes that each carry an allele for a given trait
pericycle
7. The ocular lens of a microscope is 10x - and the objective lens is 4x. What is the total magnification of the microscope?
tRNA
active transport
bocarnia
40x
8. What are the major groups of algae?
cyanobacteria - green algae - red algae
bionary fission and asexually
40x
iris diaphragm
9. Which tissue system occurs throughout the plant - is made up of parenchyma - collenchyma - and sclerenchyma cells - and functions in storage - structural support - and metabolism?
tRNA
bud scale scars
lack of available oxygen
ground tissue
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.
nitrogenous base
bryophytes
transcription
eukaryotes
11. Enzymes are an example of what type of molecule?
a changing/heterogeneous environment
effects of rising carbon dioxide
tRNA
protein
12. Epiphytes - valemine breaks down compost in roots
nitrogenous base
synthesis of proteins
polar nuclei
orchids
13. 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.
ghost plant
anaphase
krebs cycle -glycolysis
pitcher plant
14. What hormone stimulates cell division and may interfere with the function of auxin - leading to the development of 'witches-broom'?
cytokinnin
40x
anaphase
phytochrome
15. What type of RNA has a codon?
both gymnosperms and angiosperms
interrupt the dark period with several minutes of light
mRNA
protein
16. Have a cell wall - no membrane - and no nucleus
prokaryotes
both gymnosperms and angiosperms
abscistic acid
lumen
17. Composite organisms consisting of a symbiotic organism composed of a fungus with a photosynthetic partner - can be used as a natural fertilizer
potato
lichens
biome
nucleus
18. How do bacteria reproduce?
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
carbon dioxide
2
bionary fission and asexually
19. What type of RNA has an anticodon?
starch
both gymnosperms and angiosperms
lichens
tRNA
20. How does DNA replication take place?
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
storage
bud scale scars
dehiscent
21. What process would be used by a plant to move potassium ions across a membrane AGAINST a concentration gradient?
lack of available oxygen
mRNA
artificial selection
active transport
22. What are homologous chromosomes?
interrupt the dark period with several minutes of light
DNA
ethylene
pairs of chromosomes that each carry an allele for a given trait
23. You can determine the age of a woody branch by counting these
bud scale scars
absorption of water
welwichsia
evolution
24. Composite organisms consisting of a symbiotic organism composed of a fungus with a photosynthetic partner - can be used as a natural fertilizer
phytochrome
lichens
tRNA
abscistic acid
25. Lives in california - it is a lily - waxy - thin - sharp leaves to stop water loss - holds water for up to 2 years.
-regulate water loss -regulate gas exchange -allow light to enter the leaf
water
bocarnia
prophase
26. What structure is MOST important in generating root pressure?
seed
fungi
endodermis
ghost plant
27. What contains the most potential energy?
vascular cambium
starch
mRNA
fungi
28. During which phase of mitosis does the nuclear envelope disappear?
absorption of water
RNA
prophase
provide nutrients for a developing embryo
29. What is the primary function of collenchyma cells?
orchids
electron transport chain
structural support
fungi
30. What pigment is responsible for plants sensing day length?
phytochrome
fungi
cone
ground tissue
31. Southern US - prop roots hold it in place as water moves out - it can breathe under water.
tRNA
bionary fission and asexually
mangrove
transcription
32. What is the function of the cortex in a root?
nucleus
DNA
provide nutrients for a developing embryo
storage
33. Transfer of DNA to RNA
fungi
maternal sporophyte - gametophyte - daughter sporophyte
S-phase
transcription
34. Lives in desert - leaves have waxy cuticle - succulent - holds onto water
ghost plant
mRNA
krebs cycle -glycolysis
effects of rising carbon dioxide
35. If an ovule is fertilized - what will it develop into?
bionary fission and asexually
butcher's broom
starch
seed
36. What is a final product of aerobic respiration?
welwichsia
chloroplasts
carbon dioxide
osmosis
37. What organelle do guard cells contain that other epidermal cells lack?
DNA
lumen
abscistic acid
chloroplasts
38. 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?
pathogens
bocarnia
biome
the water potential is higher in the potato than the sugar solution
39. Heating up bacteria until it is harmless and cannot function.
-water vapor -oxygen -carbon dioxide
pasteurization
both gymnosperms and angiosperms
prokaryotes
40. Don't have roots or leaves - and are not producers - do not photosynthesize - and have cell walls made out of chitlin.
-organelles -cytosol -nucleus
cytokinnin
nucleus
fungi
41. The part of an apple most often eaten by people is receptacle tissue - not ovary - making this what type of fruit?
nucleus
multiple
accessory
dehiscent
42. What is the primary function of collenchyma cells?
xylem
structural support
fuzzy plant
seed
43. What tissue can be found in a root but not in a stem?
vascular cambium
zone of maturation
pericycle
ADP
44. Don't have roots or leaves - and are not producers - do not photosynthesize - and have cell walls made out of chitlin.
fungi
bryophytes
bocarnia
storage
45. What structure is MOST important in generating root pressure?
biome
endodermis
fungi
interrupt the dark period with several minutes of light
46. What process involves the movement of water across a semi-permeable membrane?
pairs of chromosomes that each carry an allele for a given trait
osmosis
leaf
pasteurization
47. Have a cell wall - no membrane - and no nucleus
bryophytes
bocarnia
prokaryotes
starch
48. If an ovule is fertilized - what will it develop into?
cone
seed
ADP
biome
49. What is NOT a function of the vacuole?
krebs cycle -glycolysis
prophase
chloroplasts
synthesis of proteins
50. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
a changing/heterogeneous environment
polar nuclei
DNA
lichens