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 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 type of root system found in a dicot is a ___?
phloem
taproots
auxillary
diffuse out
2. When the calyx - Corolla - and stamens of a flower are attached at the top of the ovary - the ovary is said to be ____?
callyx/corolla
inferior
axillary bud and leaf
diffuse out
3. When humidity is high - ____?
vascular cambium
tungor
exocarp
transpiration rates decrease
4. Sugars produced in photosynthesis are loaded intothe ___ of the leaf?
penicilin
phloem
annual ring
imbibition
5. The ovay wall of a ferilized flower usually develops into What is referred to as ____?
mitochondria - chemiosmosis
imbition
sweet potato
fruit
6. Actively dividing cells can be found in ___?
eristems
compound - simple
potassium
The cambium is a ring of undifferentiated cells. Once a cell moves to the outside of the cambium it becomes phloem. When the cells move into the inside of the cambium - the cells become xylem. Xylem cells die - harden and begin expanding with fresh x
7. Pressure that develops within a living cell as the result of water entering the cell is called ___?
turgor pressure
NADPH
lose
mitochondria - chemiosmosis
8. In a mature - woody dicot stem - the tissue between the xylem and the phloem is the ___?
penicilin
region of maturation
desert
vascular cambium
9. Cells produced by the vascular cambium include ___?
ovary
major elements vegetation requires for growth (macronutrients)
vessel elements
traechids - vessel elements - companion cells - sieve-tube elements- all of the above
10. A structure in the axil of an attached leaf that is apable of future growth to form a branch shoot is the ____?
water conduction
axillary bud
eristems
tungor
11. Explain how a guard cell opens and closes the stoma?
rhizomes
to open - potassium will enter the guard cell. then the guard cell will swell and attract water to the stomata - or area of high concentration. Once the plant has enough water - potassium will diffuse out - the guard cells will shrink - and finally c
sclerenchyma
venus flytrap - sundew trap - pitcher of a ptcher plant - tenri of a pea plant- all of the above
12. Roots differ from stems in ___?
vessels conduct sugars - traechids conduct water
base of grass leaves
all of the above are correct
transpiration rates can decrease
13. The layer of chlorenchyma cells oriented to capture optimum sunlight at the top of the leaf are the ____?
upper epidermal cells
rhizomes
pericarp
cortex
14. The fleshy edible part of the strawberry is actually the ____?
pericarp
modified stems
deciduous
1
15. The osmotic response of guard cells is governed by ____ levels in the guard cells?
auxillary
chollenchyma
potassium
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
16. This tissue/region is present in monocot roots but absent in dicot roots?
exocarp
deciduous
pith
ovary
17. Horizontal stems that produce roots and shoots are ___?
rhizomes
venus flytrap - sundew trap - pitcher of a ptcher plant - tenri of a pea plant- all of the above
ovules
digitalis
18. The ground tissue of monocots is composed of ___?
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
stigma
parenchyma
venus flytrap - sundew trap - pitcher of a ptcher plant - tenri of a pea plant- all of the above
19. When the calyx - corolla and stamen of a flower are attached at the top of the ovary - the ovary is said to be ___?
diffusion is the movement of particles from high to low concentration; osmosis is movement of water from high to low concentration
annual ring
coconut
inferior
20. The fungi symbiotically associated with roots are called ___?
penicilin
leave the cell
mychorizea
tungor
21. Which of the following is a specialized leaf?
major elements vegetation requires for growth (macronutrients)
red light
superia
venus flytrap - sundew trap - pitcher of a ptcher plant - tenri of a pea plant- all of the above
22. ____ is the stage of cellular respiration that takes place outside of the mitochondria?
glycolysis
A - topsoil - grassland
visible light is good because it's not as intense so that it will burn the plant - but it is still intense enough to produce plenty of energy
vessels
23. Specialized epidermal cells that increase the surface area for absorption of water are ____?
sclerenchyma
water molecules
vascular cambium
root hairs
24. An advantage to tap roots is that they ____?
horizon E
dioecious; staminate
oxygen
penetrate very deeply to underground water reservoirs
25. Name the 4 parts of aflower and briefly explain the process of double fertilization?
vascular cambria
visible light is good because it's not as intense so that it will burn the plant - but it is still intense enough to produce plenty of energy
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
node
26. Which of the following is a critical part of a seed providing nutrition for the embryo?
rhizomes
fruit
pericarp
cotyledon
27. One year's growth of xylem in secondary wood is referred to as an _____?
anther
annual ring
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
transpiration
28. The space between the nodes of a stem is called the _____?
internode
diffuse out
leave the cell
grasslands
29. Explain photorespiration and how the enzyme rubisco plays a major role in that process during photosynthesis?
vascular cambria
chloroplasts
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
h20+co@-->chlorophyl/light-->glucose (sugar) + o2
30. Which of the following is a root with a specialized function for food storage?
transpiration
red light
sweet potato
lose
31. Which pair goes along with pollination?
pollen:stigma
ovary
receptacle
ovule
32. Leaves and buds are attached to the stem at the ___?
phloem
stem
node
apical meristem
33. Why do most roots tend to die in soils that contain very high concentrations of salts (or fertilizer)?
diffuse out
the vascular cambium produces both secondary xylem and secondary phloem - or vascular tissue. The secondary xylem is the wood in dicot plant and lignon surrounds it for support.
lignin
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
34. Stoma are regulated by guard cells which swell or shrink due to movement of this specific ion in the stomata?
transpiration
leave the cell
K
fig
35. Which of the following is a specialized root for storage?
K
strawberry
bulb
exocarp
36. In a mature - woody dicot stem - the tissue/cell type between the xylem and the phloem is the _____?
exocarp
vascular cambria
vascular bundles
phloem
37. The areas between the location of leaf attachments on the stem are called ___?
superia
lose
internodes
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
38. The skin of most fruits is technically the ___?
exocarp
sclerenchyma
pneumatophoves
absorpion of minerals in solution
39. Explain the process by which plants get water from the soil into the leaves?
mycoorhizae
exocarp
tungor
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
40. These 'showy' modified leaves are found at the base of flowers and usually draw attention to the smaller real flowers?
absorpion of minerals in solution
exocarp
bracts
annual ring
41. The part of the flower where seeds are produced is called the ___?
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
grows back every year
exocarp
ovary
42. A plant with flowers containing stamens but no carpels would be a ___ plant with ____ flowers?
inferior
dioecious; staminate
water molecules
The cambium is a ring of undifferentiated cells. Once a cell moves to the outside of the cambium it becomes phloem. When the cells move into the inside of the cambium - the cells become xylem. Xylem cells die - harden and begin expanding with fresh x
43. Most of the flesh of pomes comes from the ____?
cassava
pollen:stigma
root hairs
callyx/corolla
44. When humidity is low - ____ ?
pith
stele
red light
transpiration rates increase
45. A conspicuous organelle at the light microscope level in cells of the palisade mesophyll would be ___?
inferior
chloroplasts
axillary bud
node
46. A cactus is classified as a modified ____?
enter
transpiration
casperian strips
stem
47. Which of the following is a micronutrient in terms of a plant's mineral requirements for growth?
manganese
having a special covering called the root cap
pith
transpiration
48. Most of the flesh of pomes comes from the __?
tap - fiblous
auxillary
grasslands
receptacle
49. The skin of most fruits is technically the ____?
ovary
exocarp
the vascular cambium produces both secondary xylem and secondary phloem - or vascular tissue. The secondary xylem is the wood in dicot plant and lignon surrounds it for support.
transpiration rates can decrease
50. Plants maintain a constant flow of water from the roots to the leaves through a process very critical to life on land called ____?
coconut
vessels conduct sugars - traechids conduct water
rain
transpiration
Can you answer 50 questions in 15 minutes?
Let me suggest you:
Browse all subjects
Browse all tests
Most popular tests
Major Subjects
Tests & Exams
AP
CLEP
DSST
GRE
SAT
GMAT
Certifications
CISSP go to https://www.isc2.org/
PMP
ITIL
RHCE
MCTS
More...
IT Skills
Android Programming
Data Modeling
Objective C Programming
Basic Python Programming
Adobe Illustrator
More...
Business Skills
Advertising Techniques
Business Accounting Basics
Business Strategy
Human Resource Management
Marketing Basics
More...
Soft Skills
Body Language
People Skills
Public Speaking
Persuasion
Job Hunting And Resumes
More...
Vocabulary
GRE Vocab
SAT Vocab
TOEFL Essential Vocab
Basic English Words For All
Global Words You Should Know
Business English
More...
Languages
AP German Vocab
AP Latin Vocab
SAT Subject Test: French
Italian Survival
Norwegian Survival
More...
Engineering
Audio Engineering
Computer Science Engineering
Aerospace Engineering
Chemical Engineering
Structural Engineering
More...
Health Sciences
Basic Nursing Skills
Health Science Language Fundamentals
Veterinary Technology Medical Language
Cardiology
Clinical Surgery
More...
English
Grammar Fundamentals
Literary And Rhetorical Vocab
Elements Of Style Vocab
Introduction To English Major
Complete Advanced Sentences
Literature
Homonyms
More...
Math
Algebra Formulas
Basic Arithmetic: Measurements
Metric Conversions
Geometric Properties
Important Math Facts
Number Sense Vocab
Business Math
More...
Other Major Subjects
Science
Economics
History
Law
Performing-arts
Cooking
Logic & Reasoning
Trivia
Browse all subjects
Browse all tests
Most popular tests