Exam 3 Flashcards
What falls under opisthokonts?
Animals, fungi, and protists
How much photosynthesis do plants, green algar, and cyanobacteria do?
11%, 50%, 20%
What are fungi most closely related to?
Animals
Where are pollen grains produced?
Anthers
Where are seeds made?
Ovule
What distinguishes seedless plants from seeded plants?
Heterospory
What are some advantages of seeded plants?
No need for external water for fertilization, protection frmo harsh weather, pollinatin by animals
FLOWER DIAGRAM GAME
Which elements do plants get from soil most?
Phosphorous, nitrogen, potassium
What makes up most of a platns total mass? What about its dry mass?
Water, carbohydrates
Is soil overall positively/negatively charged?
Negatively
How doees soil cation exchange work?
Soil donates positively charged substances after adopting H+ ions from roots
What does xylem transport?
Water
What does phloem transport?
Nutrients
What are bryophytes?
Seedless nonvasvular plants
What is responsible for palnt’s structurel integrity?
Lignin
What are stramenophile’s cells walls made of?
silica
A single celled organism engulfs another single celled organism with its own plastids inside of it. What is this best referred to as?
Seconfary endosymbiosis
What are the protist supergroups?
SAR, Opisthokont, Excavata
What are embryophytes?
What is thr formal name for plants?
Do homosporous and heterosporous plants both make male and female gametes?
No
Can mosses handle extreme weather?
Yes
Do ferns have vascular tissue?
No
Which stage do seeded plants mainly live in?
Sporophyte
Are most conifers evergreens?
Yes
Are bryophytes a kind of fungus?
Yes
Do deuteromycetes have fiverse sexual life cycles?
No
Can irrigation increase salt levels in soil?
Yes
How many essential elements are there? How many are micronutrients?
17, 9
