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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. Epiphytes - valemine breaks down compost in roots
ADP
bud scale scars
welwichsia
orchids
2. What are beneficial products made from bacteria?
tRNA
mRNA
cheese - yogurt - pharmaceuticals
maternal sporophyte - gametophyte - daughter sporophyte
3. What process involves the movement of water across a semi-permeable membrane?
starch
vascular cambium
phytochrome
osmosis
4. 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.
mangrove
translation
bryophytes
nucleus
5. What process would be used by a plant to move potassium ions across a membrane AGAINST a concentration gradient?
active transport
maternal sporophyte - gametophyte - daughter sporophyte
S-phase
abscistic acid
6. Individuals best adapted to their environment reproduce offspring. it requires variation - heritability - and selection.
starch
natural selection
iris diaphragm
heterozygous
7. Lives in desert - leaves have waxy cuticle - succulent - holds onto water
ghost plant
structural support
zone of maturation
hormones are produced in a part of a plant and act in another part.
8. 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
anther
effects of rising carbon dioxide
DNA
-water vapor -oxygen -carbon dioxide
9. What is the role of endosperm?
provide nutrients for a developing embryo
welwichsia
both gymnosperms and angiosperms
ghost plant
10. What is NOT a structure found on a typical flowering plant?
cone
radial arrangement
seed
vascular cambium
11. 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?
absorption of water
cheese - yogurt - pharmaceuticals
nucleus
the water potential is higher in the potato than the sugar solution
12. What type of RNA has an anticodon?
maternal sporophyte - gametophyte - daughter sporophyte
pitcher plant
lack of available oxygen
tRNA
13. What organelle was observable in the onion epidermis stained with iodine?
natural selection
radial arrangement
vascular cambium
nucleus
14. Under what circumstance would sexual reproduction be more successful than asexual reproduction?
structural support
a changing/heterogeneous environment
fuzzy plant
telophase-I
15. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes
heterozygous
welwichsia
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
DNA
16. Have a nucleus - and a cell membrane
pitcher plant
eukaryotes
lichens
ground tissue
17. During which phase of the cell cycle does DNA replication occur?
bud scale scars
S-phase
biome
artificial selection
18. Seedless - multicellular - and terrestrial - have a vascular system - reproduce by spreading spores that are found on the underside of mature leaves.
bocarnia
starch
seed
ferns
19. Where in the chloroplast do protons accumulate - resulting in an electrochemical gradient which drives ATP-synthase?
krebs cycle -glycolysis
pyruvate
lumen
abscistic acid
20. What hormone stimulates cell division and may interfere with the function of auxin - leading to the development of 'witches-broom'?
versions of a gene
water
cytokinnin
gymnosperms
21. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves
bionary fission and asexually
absorption of water
fuzzy plant
electron transport chain
22. In what part of a flower is pollen produced?
accessory
anther
starch
dehiscent
23. A tissue in Which mitosis takes place - giving rise to the secondary xylem.
vascular cambium
absorption of water
RNA
starch
24. What type of RNA has an anticodon?
tRNA
nucleus
chloroplasts
pathogens
25. During which phase of meiosis do daughter cells become haploid?
telophase-I
pairs of chromosomes that each carry an allele for a given trait
osmosis
cheese - yogurt - pharmaceuticals
26. Individuals best adapted to their environment reproduce offspring. it requires variation - heritability - and selection.
prokaryotes
prophase
abscistic acid
natural selection
27. How do bacteria reproduce?
-water vapor -oxygen -carbon dioxide
heterozygous
cheese - yogurt - pharmaceuticals
bionary fission and asexually
28. Which part of aerobic respiration results in the production of CO2?
leaf
prokaryotes
krebs cycle
vascular cambium
29. What is a final product of glycolysis?
prophase
pyruvate
pericycle
cheese - yogurt - pharmaceuticals
30. Which part of the microscope would be adjusted to sharpen the image of a specimen at high magnification?
abscistic acid
pyruvate
iris diaphragm
lipids
31. Info. carrying molecule - single stranded
nucleus
iris diaphragm
RNA
resonance
32. 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
resonance
krebs cycle -glycolysis
effects of rising carbon dioxide
fungi
33. What are homologous chromosomes?
radial arrangement
pairs of chromosomes that each carry an allele for a given trait
synthesis of proteins
sister chromatids
34. What are the major groups of algae?
cyanobacteria - green algae - red algae
fungi
interrupt the dark period with several minutes of light
eukaryotes
35. What hormone functions in stomatal closure and can be used to induce dormancy in cultivated plants?
-organelles -cytosol -nucleus
abscistic acid
welwichsia
eukaryotes
36. Where in a plant is the water potential lowest?
resonance
leaf
lack of available oxygen
osmosis
37. 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
-organelles -cytosol -nucleus
iris diaphragm
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
gymnosperms
38. Cladifils- modified stems that look like leaves - all parts are photosynthetic
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39. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
polar nuclei
bionary fission and asexually
starch
interrupt the dark period with several minutes of light
40. What are adenine - guanine - thymine - cytosine?
effects of rising carbon dioxide
NOT a sperm - microspore - or egg cell
ghost plant
nitrogenous base
41. Which tissue system occurs throughout the plant - is made up of parenchyma - collenchyma - and sclerenchyma cells - and functions in storage - structural support - and metabolism?
pasteurization
ground tissue
leaf
natural selection
42. Which part of aerobic respiration generates the most ATP?
fungi
fungi
electron transport chain
bryophytes
43. The part of an apple most often eaten by people is receptacle tissue - not ovary - making this what type of fruit?
lack of available oxygen
hormones are produced in a part of a plant and act in another part.
accessory
sister chromatids
44. During which phase of the cell cycle does DNA replication occur?
lipids
S-phase
heartwood
fungi
45. Which part of aerobic respiration results in the production of CO2?
lichens
krebs cycle
tRNA
starch
46. How are the vascular bundles of a dicot arranged in the stem?
pathogens
bud scale scars
ethylene
radial arrangement
47. What is a function of the epidermis?
-regulate water loss -regulate gas exchange -allow light to enter the leaf
pericycle
osmosis
anaphase
48. What type of RNA has a codon?
iris diaphragm
polar nuclei
ADP
mRNA
49. Which part of aerobic respiration generates the most ATP?
nucleus
abscistic acid
S-phase
electron transport chain
50. What is a product of the biochemical reactions of photosynthesis?
artificial selection
sister chromatids
40x
starch