SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. During which phase of mitosis do the sister chromatids separate?
anaphase
eukaryotes
ghost plant
potato
2. What organelle was observable in the onion epidermis stained with iodine?
fungi
interrupt the dark period with several minutes of light
nucleus
mangrove
3. What contains the most potential energy?
accessory
starch
andom particle movement results in a net movement from high to low concentration
nucleus
4. The ocular lens of a microscope is 10x - and the objective lens is 4x. What is the total magnification of the microscope?
seed
40x
fungi
eukaryotes
5. What is a function of the epidermis?
electron transport chain
-regulate water loss -regulate gas exchange -allow light to enter the leaf
potato
dehiscent
6. What is the function of the cortex in a root?
storage
accessory
palisade mesophyll
cone
7. What hormone stimulates cell division and may interfere with the function of auxin - leading to the development of 'witches-broom'?
bryophytes
cytokinnin
translation
potato
8. How does DNA replication take place?
orchids
pitcher plant
transcription
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
9. What is considered part of the protoplast?
cone
accessory
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
-organelles -cytosol -nucleus
10. What organelle was observable in the onion epidermis stained with iodine?
nucleus
bryophytes
versions of a gene
butcher's broom
11. Cladifils- modified stems that look like leaves - all parts are photosynthetic
Warning
: Invalid argument supplied for foreach() in
/var/www/html/basicversity.com/show_quiz.php
on line
183
12. What hormone is most important in the ripening of fruits?
both gymnosperms and angiosperms
natural selection
ethylene
andom particle movement results in a net movement from high to low concentration
13. Vascular and seed bearing
lack of available oxygen
both gymnosperms and angiosperms
lumen
lack of available oxygen
14. 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.
ghost plant
seed
pitcher plant
phytochrome
15. What are adenine - guanine - thymine - cytosine?
lichens
nitrogenous base
starch
fungi
16. What plant tissue functions in conducting water from the roots to the leaves?
vascular cambium
xylem
starch
ground tissue
17. Have a cell wall - no membrane - and no nucleus
pericycle
nucleus
lichens
prokaryotes
18. Under what conditions would a plant utilize fermentation to obtain energy?
lack of available oxygen
chloroplasts
nitrogenous base
prophase
19. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves
carbon dioxide
fuzzy plant
leaf
absorption of water
20. What part of a stem can a tree live without?
the water potential is higher in the potato than the sugar solution
heartwood
xylem
the water potential is higher in the potato than the sugar solution
21. What hormone is most important in the ripening of fruits?
bocarnia
ethylene
effects of rising carbon dioxide
fungi
22. 3 part molecule with a sugar - phosphate group - and nitrogenous base - carries genes
DNA
potato
lipids
nucleus
23. A tissue in Which mitosis takes place - giving rise to the secondary xylem.
lichens
vascular cambium
active transport
maternal sporophyte - gametophyte - daughter sporophyte
24. What are homologous chromosomes?
pairs of chromosomes that each carry an allele for a given trait
ethylene
active transport
structural support
25. Three generations of gymnosperms
fungi
absorption of water
maternal sporophyte - gametophyte - daughter sporophyte
pitcher plant
26. 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.
pitcher plant
bryophytes
chloroplasts
pathogens
27. Have a nucleus - and a cell membrane
water
eukaryotes
anaphase
mangrove
28. What plant tissue functions in conducting water from the roots to the leaves?
xylem
storage
cytokinnin
bryophytes
29. Enzymes are an example of what type of molecule?
protein
pericycle
synthesis of proteins
osmosis
30. What would be a way of keeping a short-day plant from blooming?
pairs of chromosomes that each carry an allele for a given trait
active transport
biome
interrupt the dark period with several minutes of light
31. What is the function of the cortex in a root?
storage
palisade mesophyll
telophase-I
krebs cycle
32. The ocular lens of a microscope is 10x - and the objective lens is 4x. What is the total magnification of the microscope?
anaphase
welwichsia
eukaryotes
40x
33. Where in a plant is the water potential lowest?
nucleus
leaf
pairs of chromosomes that each carry an allele for a given trait
40x
34. During which phase of the cell cycle does DNA replication occur?
prokaryotes
S-phase
transcription
anther
35. What is the role of endosperm?
provide nutrients for a developing embryo
phytochrome
pasteurization
-regulate water loss -regulate gas exchange -allow light to enter the leaf
36. What are homologous chromosomes?
pairs of chromosomes that each carry an allele for a given trait
anther
starch
krebs cycle
37. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves
leaf
welwichsia
fuzzy plant
endodermis
38. Which tissue system occurs throughout the plant - is made up of parenchyma - collenchyma - and sclerenchyma cells - and functions in storage - structural support - and metabolism?
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
starch
ground tissue
translation
39. You can determine the age of a woody branch by counting these
welwichsia
ground tissue
bud scale scars
iris diaphragm
40. What are the major groups of algae?
-regulate water loss -regulate gas exchange -allow light to enter the leaf
cyanobacteria - green algae - red algae
dehiscent
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
41. What is the main function of the roots of a corn plant?
carbon dioxide
cytokinnin
-organelles -cytosol -nucleus
absorption of water
42. Composite organisms consisting of a symbiotic organism composed of a fungus with a photosynthetic partner - can be used as a natural fertilizer
lichens
maternal sporophyte - gametophyte - daughter sporophyte
RNA
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
43. How do bacteria reproduce?
abscistic acid
dehiscent
bionary fission and asexually
pitcher plant
44. In what portion of a root might you find 'root hairs'?
water
lipids
absorption of water
zone of maturation
45. Where in a plant is the water potential lowest?
zone of maturation
starch
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
leaf
46. What is the primary function of collenchyma cells?
osmosis
natural selection
structural support
leaf
47. What is the role of endosperm?
orchids
interrupt the dark period with several minutes of light
synthesis of proteins
provide nutrients for a developing embryo
48. What type of fruit develops from a cluster of many simple flowers?
RNA
lumen
multiple
provide nutrients for a developing embryo
49. What separates during meiosis-II
sister chromatids
40x
biome
pitcher plant
50. Individuals best adapted to their environment reproduce offspring. it requires variation - heritability - and selection.
osmosis
fuzzy plant
mangrove
natural selection