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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 would be a way of keeping a short-day plant from blooming?
nucleus
interrupt the dark period with several minutes of light
absorption of water
potato
2. Which part of aerobic respiration generates the most ATP?
40x
electron transport chain
phytochrome
prokaryotes
3. What separates during meiosis-II
sister chromatids
palisade mesophyll
nucleus
electron transport chain
4. You can determine the age of a woody branch by counting these
nitrogenous base
polar nuclei
bud scale scars
welwichsia
5. Southern US - prop roots hold it in place as water moves out - it can breathe under water.
S-phase
cone
active transport
mangrove
6. What process would be used by a plant to move potassium ions across a membrane AGAINST a concentration gradient?
structural support
heartwood
gymnosperms
active transport
7. What pigment absorbs energy and can emit an electron in photosynthesis?
starch
bocarnia
chlorophyll-A
bionary fission and asexually
8. What best describes a dry fruit which opens at maturity?
nitrogenous base
telophase-I
chlorophyll-A
dehiscent
9. Lives in california - it is a lily - waxy - thin - sharp leaves to stop water loss - holds water for up to 2 years.
bocarnia
DNA
resonance
NOT a sperm - microspore - or egg cell
10. What part of a stem can a tree live without?
artificial selection
bionary fission and asexually
heartwood
andom particle movement results in a net movement from high to low concentration
11. What is a function of the epidermis?
S-phase
-regulate water loss -regulate gas exchange -allow light to enter the leaf
pathogens
active transport
12. What is a final product of glycolysis?
pyruvate
storage
lichens
butcher's broom
13. What is a reactant in the photochemical reactions of photosynthesis?
interrupt the dark period with several minutes of light
tRNA
water
prokaryotes
14. Don't have roots or leaves - and are not producers - do not photosynthesize - and have cell walls made out of chitlin.
pathogens
fungi
effects of rising carbon dioxide
starch
15. What are harmful effects of bacteria?
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
accessory
pathogens
hormones are produced in a part of a plant and act in another part.
16. If an ovule is fertilized - what will it develop into?
seed
heterozygous
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
DNA
17. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves
fuzzy plant
transcription
tRNA
orchids
18. What causes diffusion of gases to occur?
andom particle movement results in a net movement from high to low concentration
orchids
-regulate water loss -regulate gas exchange -allow light to enter the leaf
evolution
19. Which commonly eaten food is an example of a stem?
translation
storage
potato
phytochrome
20. What cell undergoes meiosis?
2
palisade mesophyll
radial arrangement
NOT a sperm - microspore - or egg cell
21. How many sperm cells does each pollen grain typically carry?
pairs of chromosomes that each carry an allele for a given trait
structural support
orchids
2
22. Where in a plant is the water potential lowest?
potato
leaf
ferns
-regulate water loss -regulate gas exchange -allow light to enter the leaf
23. What phenomena explains how a photon can strike any chlorophyll molecule in the antennal complex and still reach the reaction center?
welwichsia
resonance
evolution
structural support
24. Epiphytes - valemine breaks down compost in roots
both gymnosperms and angiosperms
orchids
biome
prophase
25. 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
S-phase
pericycle
S-phase
26. What process would be used by a plant to move potassium ions across a membrane AGAINST a concentration gradient?
active transport
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
phytochrome
lack of available oxygen
27. How do bacteria reproduce?
both gymnosperms and angiosperms
bionary fission and asexually
telophase-I
RNA
28. Which class of organic macromolecule stores the greatest amount of potential energy?
cone
electron transport chain
lipids
osmosis
29. During which phase of the cell cycle does DNA replication occur?
accessory
lack of available oxygen
S-phase
lipids
30. A tissue in Which mitosis takes place - giving rise to the secondary xylem.
starch
bocarnia
storage
vascular cambium
31. The part of an apple most often eaten by people is receptacle tissue - not ovary - making this what type of fruit?
bud scale scars
accessory
chlorophyll-A
starch
32. What is considered part of the protoplast?
-organelles -cytosol -nucleus
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
pathogens
pitcher plant
33. Traits that are desirable can be selected and bred for. process of selectively mating and breeding plants with particular traits.
artificial selection
-organelles -cytosol -nucleus
bionary fission and asexually
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
34. Cladifils- modified stems that look like leaves - all parts are photosynthetic
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183
35. Vascular and seed bearing
synthesis of proteins
krebs cycle
abscistic acid
both gymnosperms and angiosperms
36. During which phase of mitosis do the sister chromatids separate?
pitcher plant
40x
anaphase
vascular cambium
37. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?
versions of a gene
krebs cycle -glycolysis
water
nucleus
38. During which phase of meiosis do daughter cells become haploid?
lumen
telophase-I
provide nutrients for a developing embryo
nucleus
39. Have a nucleus - and a cell membrane
dehiscent
eukaryotes
NOT a sperm - microspore - or egg cell
andom particle movement results in a net movement from high to low concentration
40. Where in the chloroplast do protons accumulate - resulting in an electrochemical gradient which drives ATP-synthase?
lichens
accessory
lumen
ADP
41. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves
anther
ghost plant
fuzzy plant
nitrogenous base
42. What type of RNA has an anticodon?
-regulate water loss -regulate gas exchange -allow light to enter the leaf
active transport
tRNA
pairs of chromosomes that each carry an allele for a given trait
43. Composite organisms consisting of a symbiotic organism composed of a fungus with a photosynthetic partner - can be used as a natural fertilizer
prokaryotes
andom particle movement results in a net movement from high to low concentration
natural selection
lichens
44. Enzymes are an example of what type of molecule?
protein
zone of maturation
artificial selection
butcher's broom
45. What contains the most potential energy?
starch
hormones are produced in a part of a plant and act in another part.
zone of maturation
andom particle movement results in a net movement from high to low concentration
46. Transfer of DNA to RNA
transcription
butcher's broom
40x
both gymnosperms and angiosperms
47. What organelle do guard cells contain that other epidermal cells lack?
active transport
chloroplasts
absorption of water
andom particle movement results in a net movement from high to low concentration
48. Transfer of DNA to RNA
transcription
ferns
bocarnia
biome
49. What type of RNA has an anticodon?
absorption of water
tRNA
iris diaphragm
carbon dioxide
50. What is the function of the cortex in a root?
storage
seed
eukaryotes
mRNA