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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 is NOT a structure found on a typical flowering plant?
cone
lumen
carbon dioxide
abscistic acid
2. What is a final product of aerobic respiration?
phytochrome
carbon dioxide
bocarnia
electron transport chain
3. Change in gene frequency in a gene population over time.
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
heartwood
evolution
mobility by cilia or flagella - do not have roots - and are not adapted to dry land
4. Enzymes are an example of what type of molecule?
zone of maturation
zone of maturation
resonance
protein
5. Don't have roots or leaves - and are not producers - do not photosynthesize - and have cell walls made out of chitlin.
starch
radial arrangement
fungi
mangrove
6. What process involves the movement of water across a semi-permeable membrane?
osmosis
biome
vascular cambium
electron transport chain
7. Which substances pass through the open stomata of a leaf?
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
osmosis
pasteurization
-water vapor -oxygen -carbon dioxide
8. In double fertilization - one sperm cell fertilized an egg cell - What does the other sperm cell fertilize?
a changing/heterogeneous environment
polar nuclei
structural support
zone of maturation
9. Which substances pass through the open stomata of a leaf?
endodermis
DNA
-water vapor -oxygen -carbon dioxide
translation
10. Where in a dicot leaf does the majority of photosynthesis occur?
chloroplasts
leaf
palisade mesophyll
welwichsia
11. The ocular lens of a microscope is 10x - and the objective lens is 4x. What is the total magnification of the microscope?
mangrove
prokaryotes
40x
butcher's broom
12. What phenomena explains how a photon can strike any chlorophyll molecule in the antennal complex and still reach the reaction center?
prokaryotes
abscistic acid
resonance
bionary fission and asexually
13. The part of an apple most often eaten by people is receptacle tissue - not ovary - making this what type of fruit?
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
potato
accessory
nucleus
14. What process involves the movement of water across a semi-permeable membrane?
-regulate water loss -regulate gas exchange -allow light to enter the leaf
osmosis
protein
bionary fission and asexually
15. Which part of the microscope would be adjusted to sharpen the image of a specimen at high magnification?
cyanobacteria - green algae - red algae
iris diaphragm
telophase-I
fuzzy plant
16. A tissue in Which mitosis takes place - giving rise to the secondary xylem.
ghost plant
vascular cambium
phytochrome
lichens
17. What is the primary function of collenchyma cells?
butcher's broom
chloroplasts
structural support
osmosis
18. What is the main function of the roots of a corn plant?
ethylene
effects of rising carbon dioxide
protein
absorption of water
19. Iodine can be used to test for what molecule - resulting in a blue-black color?
endodermis
accessory
xylem
starch
20. Which part of the microscope would be adjusted to sharpen the image of a specimen at high magnification?
eukaryotes
carbon dioxide
iris diaphragm
synthesis of proteins
21. What organelle was observable in the onion epidermis stained with iodine?
heartwood
water
nucleus
natural selection
22. In what part of a flower is pollen produced?
anther
resonance
nucleus
transcription
23. Vascular and seed bearing
fuzzy plant
both gymnosperms and angiosperms
mRNA
a changing/heterogeneous environment
24. Under what conditions would a plant utilize fermentation to obtain energy?
lack of available oxygen
translation
butcher's broom
phytochrome
25. What pigment is responsible for plants sensing day length?
xylem
the water potential is higher in the potato than the sugar solution
phytochrome
effects of rising carbon dioxide
26. What organelle contains DNA?
cheese - yogurt - pharmaceuticals
resonance
nucleus
transcription
27. What cellular processes generate short carbon chains or skeletons which plants use to assemble amino acids and lipids?
prophase
pericycle
krebs cycle -glycolysis
starch
28. The ocular lens of a microscope is 10x - and the objective lens is 4x. What is the total magnification of the microscope?
polar nuclei
iris diaphragm
40x
fuzzy plant
29. Lives in desert - leaves have waxy cuticle - succulent - holds onto water
ghost plant
telophase-I
mRNA
radial arrangement
30. In what part of a flower is pollen produced?
anther
resonance
ground tissue
cheese - yogurt - pharmaceuticals
31. Info. carrying molecule - single stranded
RNA
ground tissue
carbon dioxide
both gymnosperms and angiosperms
32. What is a function of the epidermis?
-regulate water loss -regulate gas exchange -allow light to enter the leaf
pericycle
2
a changing/heterogeneous environment
33. What is the function of the cortex in a root?
storage
ferns
resonance
protein
34. 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.
bryophytes
zone of maturation
eukaryotes
ferns
35. What is a final product of glycolysis?
anaphase
radial arrangement
bocarnia
pyruvate
36. What hormone is most important in the ripening of fruits?
DNA
chloroplasts
ethylene
zone of maturation
37. If an ovule is fertilized - what will it develop into?
2
RNA
seed
bryophytes
38. How do bacteria reproduce?
seed
bionary fission and asexually
potato
nucleus
39. What is the main function of the roots of a corn plant?
absorption of water
effects of rising carbon dioxide
heartwood
-water vapor -oxygen -carbon dioxide
40. Change in gene frequency in a gene population over time.
evolution
bionary fission and asexually
S-phase
provide nutrients for a developing embryo
41. How does DNA replication take place?
2 strands separate - 2 new strands are produced - each new DNA molecule contains 1 old strand
NOT a sperm - microspore - or egg cell
starch
-regulate water loss -regulate gas exchange -allow light to enter the leaf
42. What cell undergoes meiosis?
cyanobacteria - green algae - red algae
active transport
S-phase
NOT a sperm - microspore - or egg cell
43. How many sperm cells does each pollen grain typically carry?
lack of available oxygen
protein
interrupt the dark period with several minutes of light
2
44. What type of fruit develops from a cluster of many simple flowers?
translation
lipids
multiple
leaf
45. A gymnosperm - lives in the desert for up to 3000 years - only grows 2 leaves - 5 feet across - they receive 1 inch of lower of rainfall per year - roots can grow under the soil at least a mile.
welwichsia
DNA
xylem
ferns
46. Transferring of the information from the DNA into the language of the mRNA.
electron transport chain
mRNA
translation
artificial selection
47. What are adenine - guanine - thymine - cytosine?
chloroplasts
nitrogenous base
prophase
heterozygous
48. In what portion of a root might you find 'root hairs'?
effects of rising carbon dioxide
heterozygous
zone of maturation
orchids
49. Lives in dry - hot/cold - windy places - has fuzzy hairs to distance wind from the leaves
hormones are produced in a part of a plant and act in another part.
fuzzy plant
nucleus
heartwood
50. What hormone stimulates cell division and may interfere with the function of auxin - leading to the development of 'witches-broom'?
artificial selection
cheese - yogurt - pharmaceuticals
ethylene
cytokinnin