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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. A gymnosperm - lives in the desert for up to 3000 years - only grows 2 leaves - 5 feet across - they receive 1 inch of lower of rainfall per year - roots can grow under the soil at least a mile.
welwichsia
potato
pericycle
pitcher plant
2. What tissue can be found in a root but not in a stem?
andom particle movement results in a net movement from high to low concentration
heartwood
eukaryotes
pericycle
3. What organelle do guard cells contain that other epidermal cells lack?
cone
active transport
-regulate water loss -regulate gas exchange -allow light to enter the leaf
chloroplasts
4. Don't have roots or leaves - and are not producers - do not photosynthesize - and have cell walls made out of chitlin.
fungi
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
pericycle
potato
5. How do bacteria reproduce?
translation
abscistic acid
-organelles -cytosol -nucleus
bionary fission and asexually
6. What cell undergoes meiosis?
-water vapor -oxygen -carbon dioxide
pitcher plant
NOT a sperm - microspore - or egg cell
evolution
7. A plant that carries two different versions of a gene for a single trait is...
heterozygous
zone of maturation
ethylene
nucleus
8. Cladifils- modified stems that look like leaves - all parts are photosynthetic
9. What hormone is most important in the ripening of fruits?
transcription
accessory
versions of a gene
ethylene
10. Three generations of gymnosperms
storage
S-phase
starch
maternal sporophyte - gametophyte - daughter sporophyte
11. What is a final product of glycolysis?
pyruvate
biome
water
dehiscent
12. What type of RNA has a codon?
orchids
mRNA
ghost plant
pasteurization
13. What tissue can be found in a root but not in a stem?
welwichsia
translation
pericycle
orchids
14. A tissue in Which mitosis takes place - giving rise to the secondary xylem.
ADP
vascular cambium
nitrogenous base
water
15. What would be a way of keeping a short-day plant from blooming?
cone
interrupt the dark period with several minutes of light
ADP
endodermis
16. What type of fruit develops from a cluster of many simple flowers?
potato
leaf
cone
multiple
17. What process involves the movement of water across a semi-permeable membrane?
osmosis
cyanobacteria - green algae - red algae
hormones are produced in a part of a plant and act in another part.
resonance
18. What structure is MOST important in generating root pressure?
DNA
endodermis
nitrogenous base
telophase-I
19. Lives in california - it is a lily - waxy - thin - sharp leaves to stop water loss - holds water for up to 2 years.
bud scale scars
fungi
mangrove
bocarnia
20. How many sperm cells does each pollen grain typically carry?
abscistic acid
2
DNA
mRNA
21. Composite organisms consisting of a symbiotic organism composed of a fungus with a photosynthetic partner - can be used as a natural fertilizer
cone
protein
lichens
xylem
22. In what part of a flower is pollen produced?
DNA
anther
absorption of water
sister chromatids
23. What plant tissue functions in conducting water from the roots to the leaves?
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
accessory
maternal sporophyte - gametophyte - daughter sporophyte
xylem
24. What are the major groups of algae?
ferns
lichens
heterozygous
cyanobacteria - green algae - red algae
25. Change in gene frequency in a gene population over time.
heartwood
vascular cambium
evolution
pasteurization
26. Vascular and seed bearing
DNA
transcription
both gymnosperms and angiosperms
starch
27. A plant that carries two different versions of a gene for a single trait is...
water
effects of rising carbon dioxide
cone
heterozygous
28. Which tissue system occurs throughout the plant - is made up of parenchyma - collenchyma - and sclerenchyma cells - and functions in storage - structural support - and metabolism?
gymnosperms
ground tissue
evolution
leaf
29. How is algae different from 'true' plants?
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
DNA
synthesis of proteins
accessory
30. During which phase of the cell cycle does DNA replication occur?
S-phase
carbon dioxide
nucleus
interrupt the dark period with several minutes of light
31. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?
cyanobacteria - green algae - red algae
anaphase
bryophytes
krebs cycle -glycolysis
32. 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.
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
bryophytes
prokaryotes
hormones are produced in a part of a plant and act in another part.
33. What are harmful effects of bacteria?
synthesis of proteins
zone of maturation
pathogens
40x
34. What is NOT a function of the vacuole?
a changing/heterogeneous environment
synthesis of proteins
hormones are produced in a part of a plant and act in another part.
pitcher plant
35. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes
starch
DNA
interrupt the dark period with several minutes of light
pyruvate
36. How is algae different from 'true' plants?
pathogens
lipids
hormones are produced in a part of a plant and act in another part.
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
37. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves
pericycle
fuzzy plant
protein
ADP
38. In what part of a flower is pollen produced?
phytochrome
fungi
anther
palisade mesophyll
39. What hormone stimulates cell division and may interfere with the function of auxin - leading to the development of 'witches-broom'?
active transport
2
cytokinnin
pasteurization
40. Iodine can be used to test for what molecule - resulting in a blue-black color?
carbon dioxide
sister chromatids
tRNA
starch
41. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
-organelles -cytosol -nucleus
artificial selection
polar nuclei
bryophytes
42. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?
krebs cycle -glycolysis
water
translation
phytochrome
43. What is NOT a structure found on a typical flowering plant?
ferns
cone
starch
lipids
44. What hormone stimulates cell division and may interfere with the function of auxin - leading to the development of 'witches-broom'?
bud scale scars
transcription
cytokinnin
fuzzy plant
45. What process involves the movement of water across a semi-permeable membrane?
vascular cambium
2
osmosis
leaf
46. What part of a stem can a tree live without?
heartwood
pericycle
electron transport chain
water
47. How do bacteria reproduce?
cone
both gymnosperms and angiosperms
bionary fission and asexually
evolution
48. What type of fruit develops from a cluster of many simple flowers?
artificial selection
nitrogenous base
multiple
ADP
49. Have a cell wall - no membrane - and no nucleus
pyruvate
pericycle
prokaryotes
anther
50. What would be a way of keeping a short-day plant from blooming?
zone of maturation
accessory
orchids
interrupt the dark period with several minutes of light