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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 type of RNA has a codon?
bionary fission and asexually
both gymnosperms and angiosperms
nucleus
mRNA
2. How many sperm cells does each pollen grain typically carry?
artificial selection
chlorophyll-A
2
orchids
3. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
both gymnosperms and angiosperms
polar nuclei
anaphase
4. What process would be used by a plant to move potassium ions across a membrane AGAINST a concentration gradient?
iris diaphragm
cone
endodermis
active transport
5. During which phase of mitosis does the nuclear envelope disappear?
prophase
lack of available oxygen
lichens
telophase-I
6. What are adenine - guanine - thymine - cytosine?
effects of rising carbon dioxide
nitrogenous base
synthesis of proteins
pitcher plant
7. Have a nucleus - and a cell membrane
absorption of water
anaphase
eukaryotes
starch
8. What cell undergoes meiosis?
radial arrangement
NOT a sperm - microspore - or egg cell
lack of available oxygen
cheese - yogurt - pharmaceuticals
9. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
polar nuclei
lipids
structural support
biome
10. Which class of organic macromolecule stores the greatest amount of potential energy?
lipids
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
polar nuclei
biome
11. Which class of organic macromolecule stores the greatest amount of potential energy?
pitcher plant
chlorophyll-A
lipids
2
12. Which part of aerobic respiration generates the most ATP?
mRNA
lack of available oxygen
RNA
electron transport chain
13. What contains the most potential energy?
artificial selection
polar nuclei
butcher's broom
starch
14. Transferring of the information from the DNA into the language of the mRNA.
cone
bud scale scars
translation
nucleus
15. Cladifils- modified stems that look like leaves - all parts are photosynthetic
16. How are the vascular bundles of a dicot arranged in the stem?
radial arrangement
anther
effects of rising carbon dioxide
lumen
17. What hormone stimulates cell division and may interfere with the function of auxin - leading to the development of 'witches-broom'?
interrupt the dark period with several minutes of light
translation
cytokinnin
pitcher plant
18. What is considered part of the protoplast?
-organelles -cytosol -nucleus
RNA
NOT a sperm - microspore - or egg cell
nucleus
19. Transfer of DNA to RNA
prophase
storage
transcription
bud scale scars
20. What is considered part of the protoplast?
-organelles -cytosol -nucleus
resonance
ground tissue
mRNA
21. Lives in desert - leaves have waxy cuticle - succulent - holds onto water
ghost plant
anther
pitcher plant
storage
22. Which substances pass through the open stomata of a leaf?
ferns
active transport
-water vapor -oxygen -carbon dioxide
active transport
23. Heating up bacteria until it is harmless and cannot function.
endodermis
pasteurization
fungi
multiple
24. Lives in california - it is a lily - waxy - thin - sharp leaves to stop water loss - holds water for up to 2 years.
endodermis
ferns
abscistic acid
bocarnia
25. How does DNA replication take place?
-regulate water loss -regulate gas exchange -allow light to enter the leaf
butcher's broom
mangrove
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
26. What phenomena explains how a photon can strike any chlorophyll molecule in the antennal complex and still reach the reaction center?
both gymnosperms and angiosperms
radial arrangement
resonance
carbon dioxide
27. In what part of a flower is pollen produced?
heterozygous
lichens
heartwood
anther
28. What are adenine - guanine - thymine - cytosine?
mangrove
bryophytes
nitrogenous base
lipids
29. What process would be used by a plant to move potassium ions across a membrane AGAINST a concentration gradient?
active transport
biome
starch
biome
30. A tissue in Which mitosis takes place - giving rise to the secondary xylem.
fungi
DNA
vascular cambium
ground tissue
31. What is NOT a product of the krebs cycle?
ghost plant
electron transport chain
ADP
heartwood
32. You can determine the age of a woody branch by counting these
provide nutrients for a developing embryo
radial arrangement
pathogens
bud scale scars
33. Three generations of gymnosperms
resonance
osmosis
xylem
maternal sporophyte - gametophyte - daughter sporophyte
34. What structure is MOST important in generating root pressure?
endodermis
radial arrangement
pitcher plant
tRNA
35. 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
a changing/heterogeneous environment
S-phase
active transport
effects of rising carbon dioxide
36. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves
the water potential is higher in the potato than the sugar solution
leaf
fuzzy plant
sister chromatids
37. Have a nucleus - and a cell membrane
eukaryotes
seed
tRNA
anaphase
38. During which phase of meiosis do daughter cells become haploid?
telophase-I
nucleus
protein
active transport
39. Have a cell wall - no membrane - and no nucleus
prokaryotes
a changing/heterogeneous environment
effects of rising carbon dioxide
lumen
40. 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
effects of rising carbon dioxide
chloroplasts
synthesis of proteins
sister chromatids
41. 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
gymnosperms
krebs cycle
xylem
DNA
42. During which phase of the cell cycle does DNA replication occur?
nucleus
pasteurization
S-phase
40x
43. A plant that carries two different versions of a gene for a single trait is...
osmosis
anaphase
krebs cycle -glycolysis
heterozygous
44. Transfer of DNA to RNA
transcription
leaf
ADP
xylem
45. What are the major groups of algae?
cyanobacteria - green algae - red algae
vascular cambium
nucleus
S-phase
46. What is a final product of glycolysis?
potato
tRNA
pyruvate
pairs of chromosomes that each carry an allele for a given trait
47. Which part of aerobic respiration results in the production of CO2?
ghost plant
interrupt the dark period with several minutes of light
bud scale scars
krebs cycle
48. What is a reactant in the photochemical reactions of photosynthesis?
transcription
water
multiple
pairs of chromosomes that each carry an allele for a given trait
49. Which tissue system occurs throughout the plant - is made up of parenchyma - collenchyma - and sclerenchyma cells - and functions in storage - structural support - and metabolism?
40x
resonance
ground tissue
starch
50. You can determine the age of a woody branch by counting these
heterozygous
protein
bud scale scars
eukaryotes