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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. Transferring of the information from the DNA into the language of the mRNA.
storage
translation
hormones are produced in a part of a plant and act in another part.
-organelles -cytosol -nucleus
2. An ecosystem with similar climatic conditions on earth - such as communities of plants - animals - and soil organisms
pathogens
biome
ground tissue
starch
3. What cell undergoes meiosis?
ground tissue
pathogens
effects of rising carbon dioxide
NOT a sperm - microspore - or egg cell
4. What separates during meiosis-II
sister chromatids
krebs cycle
palisade mesophyll
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
5. What phenomena explains how a photon can strike any chlorophyll molecule in the antennal complex and still reach the reaction center?
resonance
zone of maturation
chlorophyll-A
bud scale scars
6. Which tissue system occurs throughout the plant - is made up of parenchyma - collenchyma - and sclerenchyma cells - and functions in storage - structural support - and metabolism?
-regulate water loss -regulate gas exchange -allow light to enter the leaf
ground tissue
butcher's broom
phytochrome
7. What tissue can be found in a root but not in a stem?
pericycle
pasteurization
biome
heartwood
8. Transfer of DNA to RNA
welwichsia
phytochrome
absorption of water
transcription
9. An ecosystem with similar climatic conditions on earth - such as communities of plants - animals - and soil organisms
NOT a sperm - microspore - or egg cell
gymnosperms
biome
bocarnia
10. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
starch
polar nuclei
seed
synthesis of proteins
11. What type of RNA has a codon?
osmosis
absorption of water
welwichsia
mRNA
12. What pigment absorbs energy and can emit an electron in photosynthesis?
biome
cheese - yogurt - pharmaceuticals
iris diaphragm
chlorophyll-A
13. How do bacteria reproduce?
ferns
structural support
bionary fission and asexually
RNA
14. Iodine can be used to test for what molecule - resulting in a blue-black color?
gymnosperms
gymnosperms
heterozygous
starch
15. What is the role of endosperm?
absorption of water
butcher's broom
ghost plant
provide nutrients for a developing embryo
16. What organelle was observable in the onion epidermis stained with iodine?
fuzzy plant
lumen
40x
nucleus
17. What contains the most potential energy?
starch
chlorophyll-A
bryophytes
zone of maturation
18. What is a reactant in the photochemical reactions of photosynthesis?
water
endodermis
natural selection
mRNA
19. How do bacteria reproduce?
pyruvate
bud scale scars
bionary fission and asexually
leaf
20. What is the main function of the roots of a corn plant?
evolution
absorption of water
bud scale scars
telophase-I
21. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes
orchids
anther
ferns
DNA
22. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?
prokaryotes
krebs cycle -glycolysis
electron transport chain
orchids
23. What would be a way of keeping a short-day plant from blooming?
interrupt the dark period with several minutes of light
structural support
versions of a gene
the water potential is higher in the potato than the sugar solution
24. During which phase of meiosis do daughter cells become haploid?
heartwood
anther
phytochrome
telophase-I
25. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves
fuzzy plant
mRNA
sister chromatids
cone
26. Composite organisms consisting of a symbiotic organism composed of a fungus with a photosynthetic partner - can be used as a natural fertilizer
bud scale scars
lichens
both gymnosperms and angiosperms
starch
27. A tissue in Which mitosis takes place - giving rise to the secondary xylem.
interrupt the dark period with several minutes of light
pyruvate
vascular cambium
interrupt the dark period with several minutes of light
28. Seedless - multicellular - and terrestrial - have a vascular system - reproduce by spreading spores that are found on the underside of mature leaves.
natural selection
pericycle
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
ferns
29. What hormone functions in stomatal closure and can be used to induce dormancy in cultivated plants?
transcription
prophase
abscistic acid
lichens
30. What tissue can be found in a root but not in a stem?
potato
iris diaphragm
pericycle
fungi
31. What hormone stimulates cell division and may interfere with the function of auxin - leading to the development of 'witches-broom'?
cytokinnin
absorption of water
evolution
multiple
32. Which part of the microscope would be adjusted to sharpen the image of a specimen at high magnification?
iris diaphragm
multiple
water
-regulate water loss -regulate gas exchange -allow light to enter the leaf
33. Which class of organic macromolecule stores the greatest amount of potential energy?
bud scale scars
lipids
chloroplasts
cone
34. What process involves the movement of water across a semi-permeable membrane?
telophase-I
endodermis
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
osmosis
35. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
anther
RNA
polar nuclei
seed
36. 'Alleles' are best described as...
heartwood
active transport
both gymnosperms and angiosperms
versions of a gene
37. Info. carrying molecule - single stranded
absorption of water
RNA
pathogens
orchids
38. Where in a dicot leaf does the majority of photosynthesis occur?
40x
ADP
mRNA
palisade mesophyll
39. What is a final product of glycolysis?
pyruvate
telophase-I
lumen
water
40. Traits that are desirable can be selected and bred for. process of selectively mating and breeding plants with particular traits.
the water potential is higher in the potato than the sugar solution
krebs cycle -glycolysis
artificial selection
pathogens
41. Which substances pass through the open stomata of a leaf?
-water vapor -oxygen -carbon dioxide
chlorophyll-A
xylem
storage
42. 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?
the water potential is higher in the potato than the sugar solution
krebs cycle
bud scale scars
natural selection
43. What is a product of the biochemical reactions of photosynthesis?
lumen
versions of a gene
lumen
starch
44. Iodine can be used to test for what molecule - resulting in a blue-black color?
radial arrangement
pitcher plant
prophase
starch
45. Lives in desert - leaves have waxy cuticle - succulent - holds onto water
ADP
effects of rising carbon dioxide
ghost plant
maternal sporophyte - gametophyte - daughter sporophyte
46. 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?
the water potential is higher in the potato than the sugar solution
ferns
DNA
ADP
47. Which part of aerobic respiration results in the production of CO2?
krebs cycle
the water potential is higher in the potato than the sugar solution
chlorophyll-A
pairs of chromosomes that each carry an allele for a given trait
48. Cladifils- modified stems that look like leaves - all parts are photosynthetic
49. What are adenine - guanine - thymine - cytosine?
bocarnia
cyanobacteria - green algae - red algae
gymnosperms
nitrogenous base
50. What are beneficial products made from bacteria?
abscistic acid
resonance
absorption of water
cheese - yogurt - pharmaceuticals