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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. Which tissue system occurs throughout the plant - is made up of parenchyma - collenchyma - and sclerenchyma cells - and functions in storage - structural support - and metabolism?
ground tissue
orchids
andom particle movement results in a net movement from high to low concentration
protein
2. The ocular lens of a microscope is 10x - and the objective lens is 4x. What is the total magnification of the microscope?
andom particle movement results in a net movement from high to low concentration
starch
40x
water
3. 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.
accessory
potato
bryophytes
natural selection
4. What is the main function of the roots of a corn plant?
a changing/heterogeneous environment
absorption of water
maternal sporophyte - gametophyte - daughter sporophyte
bocarnia
5. Transferring of the information from the DNA into the language of the mRNA.
ghost plant
translation
vascular cambium
seed
6. During which phase of mitosis do the sister chromatids separate?
ADP
cone
chloroplasts
anaphase
7. What is NOT a structure found on a typical flowering plant?
interrupt the dark period with several minutes of light
cone
artificial selection
tRNA
8. What is the function of the cortex in a root?
chloroplasts
maternal sporophyte - gametophyte - daughter sporophyte
storage
potato
9. What is the main function of the roots of a corn plant?
absorption of water
the water potential is higher in the potato than the sugar solution
accessory
nucleus
10. How are the vascular bundles of a dicot arranged in the stem?
S-phase
fuzzy plant
carbon dioxide
radial arrangement
11. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
maternal sporophyte - gametophyte - daughter sporophyte
chlorophyll-A
RNA
polar nuclei
12. Don't have roots or leaves - and are not producers - do not photosynthesize - and have cell walls made out of chitlin.
-water vapor -oxygen -carbon dioxide
fungi
active transport
radial arrangement
13. Seedless - multicellular - and terrestrial - have a vascular system - reproduce by spreading spores that are found on the underside of mature leaves.
ferns
ADP
anther
heartwood
14. During which phase of mitosis do the sister chromatids separate?
pairs of chromosomes that each carry an allele for a given trait
versions of a gene
anaphase
interrupt the dark period with several minutes of light
15. During which phase of the cell cycle does DNA replication occur?
evolution
ghost plant
polar nuclei
S-phase
16. What contains the most potential energy?
interrupt the dark period with several minutes of light
translation
starch
absorption of water
17. Southern US - prop roots hold it in place as water moves out - it can breathe under water.
maternal sporophyte - gametophyte - daughter sporophyte
protein
hormones are produced in a part of a plant and act in another part.
mangrove
18. Epiphytes - valemine breaks down compost in roots
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
butcher's broom
-regulate water loss -regulate gas exchange -allow light to enter the leaf
orchids
19. What are the major groups of algae?
mangrove
cyanobacteria - green algae - red algae
zone of maturation
tRNA
20. What is a product of the biochemical reactions of photosynthesis?
pericycle
electron transport chain
starch
nucleus
21. What pigment absorbs energy and can emit an electron in photosynthesis?
radial arrangement
absorption of water
chlorophyll-A
-water vapor -oxygen -carbon dioxide
22. During which phase of meiosis do daughter cells become haploid?
heartwood
telophase-I
accessory
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
23. What plant tissue functions in conducting water from the roots to the leaves?
nucleus
xylem
heterozygous
a changing/heterogeneous environment
24. During which phase of the cell cycle does DNA replication occur?
S-phase
-water vapor -oxygen -carbon dioxide
leaf
heartwood
25. Change in gene frequency in a gene population over time.
nitrogenous base
evolution
nitrogenous base
-water vapor -oxygen -carbon dioxide
26. What causes diffusion of gases to occur?
andom particle movement results in a net movement from high to low concentration
fuzzy plant
osmosis
-organelles -cytosol -nucleus
27. What is NOT a product of the krebs cycle?
-regulate water loss -regulate gas exchange -allow light to enter the leaf
interrupt the dark period with several minutes of light
ADP
2
28. Seedless - multicellular - and terrestrial - have a vascular system - reproduce by spreading spores that are found on the underside of mature leaves.
dehiscent
-organelles -cytosol -nucleus
ferns
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
29. What are beneficial products made from bacteria?
tRNA
nucleus
starch
cheese - yogurt - pharmaceuticals
30. What is a final product of aerobic respiration?
orchids
2
carbon dioxide
structural support
31. A plant that carries two different versions of a gene for a single trait is...
bryophytes
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
starch
heterozygous
32. Have a cell wall - no membrane - and no nucleus
prokaryotes
NOT a sperm - microspore - or egg cell
heartwood
fungi
33. The part of an apple most often eaten by people is receptacle tissue - not ovary - making this what type of fruit?
telophase-I
accessory
lack of available oxygen
pericycle
34. What best describes a dry fruit which opens at maturity?
a changing/heterogeneous environment
dehiscent
natural selection
bryophytes
35. What are adenine - guanine - thymine - cytosine?
-regulate water loss -regulate gas exchange -allow light to enter the leaf
nitrogenous base
welwichsia
maternal sporophyte - gametophyte - daughter sporophyte
36. Where in the chloroplast do protons accumulate - resulting in an electrochemical gradient which drives ATP-synthase?
bud scale scars
active transport
accessory
lumen
37. What process would be used by a plant to move potassium ions across a membrane AGAINST a concentration gradient?
prophase
active transport
pathogens
structural support
38. Heating up bacteria until it is harmless and cannot function.
pericycle
cytokinnin
synthesis of proteins
pasteurization
39. What phenomena explains how a photon can strike any chlorophyll molecule in the antennal complex and still reach the reaction center?
tRNA
multiple
resonance
40x
40. Which part of aerobic respiration generates the most ATP?
artificial selection
heterozygous
electron transport chain
leaf
41. What are harmful effects of bacteria?
andom particle movement results in a net movement from high to low concentration
starch
pathogens
pyruvate
42. You can determine the age of a woody branch by counting these
bud scale scars
gymnosperms
bryophytes
a changing/heterogeneous environment
43. Bugs crawl into 'pitchers' - tiny hairs keep them from getting out - plant breaks down enzymes - and uses nitrogen. lives in places where nitrogen is limited.
fuzzy plant
pitcher plant
provide nutrients for a developing embryo
seed
44. What is the role of endosperm?
active transport
provide nutrients for a developing embryo
eukaryotes
abscistic acid
45. What is a reactant in the photochemical reactions of photosynthesis?
a changing/heterogeneous environment
biome
lumen
water
46. What is a final product of aerobic respiration?
carbon dioxide
butcher's broom
ferns
natural selection
47. How many sperm cells does each pollen grain typically carry?
xylem
2
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
-water vapor -oxygen -carbon dioxide
48. What would be a way of keeping a short-day plant from blooming?
prophase
starch
welwichsia
interrupt the dark period with several minutes of light
49. 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
-regulate water loss -regulate gas exchange -allow light to enter the leaf
gymnosperms
eukaryotes
pyruvate
50. How is algae different from 'true' plants?
biome
pairs of chromosomes that each carry an allele for a given trait
pitcher plant
mobility by cilia or flagella - do not have roots - and are not adapted to dry land