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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
endodermis
vascular cambium
orchids
starch
2. What is NOT a product of the krebs cycle?
prophase
evolution
ADP
nucleus
3. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
fungi
sister chromatids
polar nuclei
tRNA
4. What is a final product of glycolysis?
pitcher plant
S-phase
pyruvate
water
5. What is a final product of aerobic respiration?
cyanobacteria - green algae - red algae
carbon dioxide
lichens
abscistic acid
6. Which part of aerobic respiration generates the most ATP?
abscistic acid
bryophytes
-organelles -cytosol -nucleus
electron transport chain
7. Seedless - multicellular - and terrestrial - have a vascular system - reproduce by spreading spores that are found on the underside of mature leaves.
ferns
cone
-water vapor -oxygen -carbon dioxide
mangrove
8. What BEST describes plant hormones?
DNA
a changing/heterogeneous environment
hormones are produced in a part of a plant and act in another part.
NOT a sperm - microspore - or egg cell
9. What pigment absorbs energy and can emit an electron in photosynthesis?
natural selection
chlorophyll-A
carbon dioxide
krebs cycle -glycolysis
10. What is the role of endosperm?
provide nutrients for a developing embryo
seed
butcher's broom
osmosis
11. Southern US - prop roots hold it in place as water moves out - it can breathe under water.
natural selection
mangrove
carbon dioxide
endodermis
12. Individuals best adapted to their environment reproduce offspring. it requires variation - heritability - and selection.
natural selection
maternal sporophyte - gametophyte - daughter sporophyte
chloroplasts
40x
13. You can determine the age of a woody branch by counting these
palisade mesophyll
pericycle
bud scale scars
synthesis of proteins
14. What is NOT a structure found on a typical flowering plant?
orchids
2
cone
heartwood
15. How does DNA replication take place?
S-phase
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
lichens
nucleus
16. What plant tissue functions in conducting water from the roots to the leaves?
xylem
evolution
telophase-I
cyanobacteria - green algae - red algae
17. The part of an apple most often eaten by people is receptacle tissue - not ovary - making this what type of fruit?
artificial selection
butcher's broom
accessory
bud scale scars
18. What are harmful effects of bacteria?
active transport
anaphase
pathogens
S-phase
19. Which part of aerobic respiration generates the most ATP?
nucleus
welwichsia
electron transport chain
dehiscent
20. What type of RNA has a codon?
leaf
translation
40x
mRNA
21. How are the vascular bundles of a dicot arranged in the stem?
nitrogenous base
pathogens
radial arrangement
transcription
22. What contains the most potential energy?
telophase-I
krebs cycle -glycolysis
starch
fuzzy plant
23. 'Alleles' are best described as...
versions of a gene
lichens
telophase-I
pyruvate
24. 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.
nucleus
pathogens
bryophytes
maternal sporophyte - gametophyte - daughter sporophyte
25. In what portion of a root might you find 'root hairs'?
endodermis
zone of maturation
ADP
abscistic acid
26. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves
multiple
fuzzy plant
anther
ethylene
27. Have a nucleus - and a cell membrane
pyruvate
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
eukaryotes
andom particle movement results in a net movement from high to low concentration
28. How many sperm cells does each pollen grain typically carry?
pasteurization
krebs cycle -glycolysis
2
RNA
29. What pigment is responsible for plants sensing day length?
phytochrome
heterozygous
DNA
krebs cycle
30. What hormone stimulates cell division and may interfere with the function of auxin - leading to the development of 'witches-broom'?
ground tissue
palisade mesophyll
cytokinnin
mangrove
31. What process involves the movement of water across a semi-permeable membrane?
osmosis
cytokinnin
welwichsia
pasteurization
32. What process would be used by a plant to move potassium ions across a membrane AGAINST a concentration gradient?
ferns
welwichsia
active transport
andom particle movement results in a net movement from high to low concentration
33. What causes diffusion of gases to occur?
radial arrangement
pyruvate
andom particle movement results in a net movement from high to low concentration
osmosis
34. Where in a dicot leaf does the majority of photosynthesis occur?
nitrogenous base
chlorophyll-A
palisade mesophyll
eukaryotes
35. What hormone is most important in the ripening of fruits?
DNA
lumen
ethylene
multiple
36. What separates during meiosis-II
prophase
versions of a gene
tRNA
sister chromatids
37. What structure is MOST important in generating root pressure?
dehiscent
potato
endodermis
nucleus
38. Where in the chloroplast do protons accumulate - resulting in an electrochemical gradient which drives ATP-synthase?
bud scale scars
telophase-I
lumen
S-phase
39. If an ovule is fertilized - what will it develop into?
endodermis
xylem
seed
provide nutrients for a developing embryo
40. Info. carrying molecule - single stranded
provide nutrients for a developing embryo
nitrogenous base
RNA
biome
41. Iodine can be used to test for what molecule - resulting in a blue-black color?
absorption of water
starch
leaf
lipids
42. What separates during meiosis-II
water
sister chromatids
starch
2
43. Heating up bacteria until it is harmless and cannot function.
chlorophyll-A
orchids
pasteurization
prokaryotes
44. Iodine can be used to test for what molecule - resulting in a blue-black color?
starch
bryophytes
NOT a sperm - microspore - or egg cell
iris diaphragm
45. What is the function of the cortex in a root?
ferns
cone
storage
translation
46. What is the main function of the roots of a corn plant?
lumen
absorption of water
nucleus
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
47. What are beneficial products made from bacteria?
mangrove
prokaryotes
cheese - yogurt - pharmaceuticals
krebs cycle
48. How many sperm cells does each pollen grain typically carry?
versions of a gene
andom particle movement results in a net movement from high to low concentration
2
lipids
49. Have a nucleus - and a cell membrane
anaphase
structural support
eukaryotes
nitrogenous base
50. Where in a dicot leaf does the majority of photosynthesis occur?
butcher's broom
ADP
palisade mesophyll
pairs of chromosomes that each carry an allele for a given trait