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Test your basic knowledge |
Botany Basics
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. The best soil for plant growth is ___?
loam
digitalis
dioecious; staminate
transpiration
2. Cells produced by the vascular cambium include ___?
loam
grows back every year
transpiration
traechids - vessel elements - companion cells - sieve-tube elements- all of the above
3. The 'eyes' of the Irish potato are actually ___?
ovule
fibrous
lose
auxillary
4. Which of the following drugs is NOT obtained from leaves?
penicilin
transpiration
leave the cell
region of maturation
5. Why is an Irish/white potato classified as a modified stem?
water molecules are split - through the energy of light - into hydrogen ions - electrons - and oxygen
it has node marks all over it where branches could grow off of.
annuals
cambium
6. The discrete patches of xylem and phloem found in monocot stems are called ____?
prickles
transpiration
vascular bundles
sweet potato
7. The spines of cacti are specially adapted to perform 2 imp't functions for the plant - transpiration and photosynthesis. True or false?
false
annual ring
internode
ovule
8. Most cacti are __________ where the stem is responsible for the photosynthetic processes in the plant?
pressure-flow hypothesis
modified stems
manganese
transpiration rates decrease
9. ____ is the stage of cellular respiration that takes place outside of the mitochondria?
sweet potato
compound - simple
ovary
glycolysis
10. Plants maintain a constant flow of water from the roots to the leaves through a process very critical to life on land called ____?
transpiration
the sepal - petal - stamen - pistil are the 4 main parts. in double fertilization - the pollen grain produces 2 sperm cells which travel as pollen to the stigma and down the style ofthe pistil to the ovary. One will fertilize an egg in the ovary whil
strawberry
the presence of nodes and internodes
11. Horizontal stems that grow just below the surface of the soil are called ____?
the presence of nodes and internodes
rhizomes
imbition
red light
12. Horizontal stems that produce roots and shoots are ___?
pericarp
base of grass leaves
If there is a higher concentration of salts outside of the root - then water will not move inside the roots against the concentration gradient. the roots will dehydrate and eventually die
rhizomes
13. When a plant cell loses water and the cell membrane pulls away from the cell wall - the cell is said to be under going ____?
pericarp
rhizomes
plasmolysis
receptacle
14. The ground tissue of monocots is composed of ___?
transpiration
parenchyma
all of the above are correct
cassava
15. Most of the flesh of pomes comes from the ____?
turgor pressure
callyx/corolla
anther
endodermis
16. The fungi symbiotically associated with roots are called ___?
conduction and absorption
axillary bud
mychorizea
terger
17. The type of root system found in a dicot is a ___?
taproots
pith
phloem
transpiration
18. Photosystem pigments that function in gathering and passing light energy to reaction-center molecules are called ___?
axillary bud
anther
antenna pigments
transpiration rates can decrease
19. In nature depletion of mineral nutrients in the soil - interference with plant growth by excluding air - and the acceleration of the breakdown of nitrates in the soil is caused by too much ____?
NADPH
rain
potassium
endodermis
20. The layer of chlorenchyma cells oriented to capture optimum sunlight at the top of the leaf are the ____?
stigma
callyx/corolla
receptacle
upper epidermal cells
21. When humidity is low - ____ ?
coconut
transpiration rates increase
vascular bundles
cortex
22. If the concentration of solutes outside the plant cell is greater than the concentration on the inside - water will _____?
ovule
transpiration
diffuse out
loam
23. Which of the following is a specialized root?
glycolysis
transpiration rates increase
sweet potato
bulb
24. Wood cells are composed primarily of lignin and ____?
cellulose
cambium
ovules
cotyledon
25. In a mature - woody dicot stem - the tissue between the xylem and the phloem is the ___?
absorpion of minerals in solution
upper epidermal cells
the root hairs on the root tips absorb water into the soil through osmosis. this water travels up the roots - up the stems - and to the leaves throughout the plant by capillary action. once absored in leaves - the water leaves the plant through trans
vascular cambium
26. If the concentration of solutes inside the plant cell is greater than the concentration on the outside - water will _____ the cell?
enter
there could've been a high concentration of nutrients - such as salt - surounding the roots making it impossible for osmosis to occur
penicilin
potassium
27. Stems differ from roots in ____?
phelloderm
annual ring
the presence of nodes and internodes
stigma
28. In addition to anchoring a plant - roots usually function directly in which of the following processes?
water conduction
transpiration rates can decrease
absorpion of minerals in solution
ovule
29. A structure in the axil of an attached leaf that is apable of future growth to form a branch shoot is the ____?
K
axillary bud
potassium
anther
30. When the calyx - corolla - and stamen of a flower appear to be attached at the top of the ovary - the ovary is said to be ____?
node
glycolysis
inferior
digitalis
31. Which is a type of epidermal cell?
inferior
guard cell and root hair
all of the above are correct
all of the above are correct
32. The Calvin cycle is sometimes referred to as the ___?
annual ring
auxillary
3 carbon pathway
compound - simple
33. In which of the following are guard cells (that form stomata) not actively involved?
casperian strips
chollenchyma
inferior
imbition
34. Which molecule is synthesized during the light reactions of photosynthesis by receiving electrons - becoming an eectron carrier molecule?
NADPH
tap - fiblous
absorpion of minerals in solution
rhizomes
35. White the basic chemical equation for photosynthesis indicating which parts are for the light dependent stage and which are part of the light independent stage?
transpiration
h20+co@-->chlorophyl/light-->glucose (sugar) + o2
region of maturation
cassava
36. The skin of most fruits is technically the ____?
radicle
coconut
node
exocarp
37. The part of the flower in which seeds are produced is the ___?
exocarp
ovary
upper epidermal cells
A - topsoil - grassland
38. During the light dependent reactions of photosynthesis - ____?
rhizomes
water molecules are split - through the energy of light - into hydrogen ions - electrons - and oxygen
casperian strips
tap - fiblous
39. Which cell types hav the primary function of photosynthesis?
penicilin
prickles
stigma
chollenchyma
40. What obvious characteristic does a deciduous plant exhibit?
fibrous
grows back every year
upper epidermal cells
imbition
41. The major regions of a root tip are ____ - ___ - _____ and _____?
pericarp
bracts
fig
root cap - zone of elongation - maturation - division
42. The space between the nodes of a stem is called the _____?
internode
superia
mychorizea
photo respiration occurs usually in times of drought. limited water forces the plant to close stomata - therefore blocking co2. with lo concentrations of co2 and high concentrations of 02 - the enzyme rubisco starts to bind 02 instead of co2. this pr
43. The part of the flower that eventually become seeds are the ___?
auxillary
vessels conduct sugars - traechids conduct water
ovule
prickles
44. The endodermis works to direct water through its cells by having the presence of a waxy layer of suberin called the ____ around its cells n only one plane?
ovary
casperian strips
chloroplasts
desert
45. Leaves and buds are attached to the stem at the ___?
sweet potato
node
tap - fiblous
rhizomes
46. Pollen adheres to a sticky portion of the flower called the ___?
stigma
transpiration
penetrate very deeply to underground water reservoirs
all of the above are correct
47. Flowering plants that complete their lie cycles in a single season are called ___?
inferior
guard cells
annuals
base of grass leaves
48. Ultmately - how is energy moved around and created in living things?
venus flytrap - sundew trap - pitcher of a ptcher plant - tenri of a pea plant- all of the above
through a series of metabolic reactions and electrons transferring energy to different forms in redox reactions
ovule
tap - fiblous
49. Which of the following would NOT be part of the stele?
cortex
pressure-flow hypothesis
the presence of nodes and internodes
ovary
50. Stems differ from roots in ___?
upper epidermal cells
pith
having a special covering called the root cap
vessels conduct sugars - traechids conduct water