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Jugar Test
1. 
What are the primary producers in ecosystems?
A.
Bacteria
B.
Plants
C.
Fungi
D.
Animals
2. 
Which group of plants includes flowering plants?
A.
Ferns
B.
Mosses
C.
Gymnosperms
D.
Angiosperms
3. 
What is a key adaptation of plants in deserts to prevent water loss?
A.
Sweat glands
B.
Waxy coatings
C.
Thick fur
D.
Gills
4. 
Which interaction is essential for plant reproduction?
A.
Pollination
B.
Predation
C.
Competition
D.
Parasitism
5. 
What is a major threat to plants caused by human activities?
A.
Deforestation
B.
Volcanic eruptions
C.
Earthquakes
D.
Rainfall
6. 
Which plant species is known for its towering height in California?
A.
Orchids
B.
Cacti
C.
Ferns
D.
Sequoias
7. 
What is a key feature used to classify and identify plant species?
A.
Tail length
B.
Shell color
C.
Leaf structure
D.
Fur pattern
8. 
Which plant group includes non-flowering plants like conifers?
A.
Ferns
B.
Gymnosperms
C.
Angiosperms
D.
Mosses
9. 
What is a mutualistic interaction involving plants and animals?
A.
Predation
B.
Parasitism
C.
Competition
D.
Seed dispersal
10. 
Which habitat is characterized by extreme cold and low vegetation?
A.
Rainforest
B.
Wetland
C.
Tundra
D.
Desert
11. 
What is the main difference between vascular and nonvascular plants?
A.
Vascular plants have a specialized system of vessels for nutrient transport.
B.
Nonvascular plants have a complex vascular system.
C.
Vascular plants reproduce via spores.
D.
Nonvascular plants have flowers for reproduction.
12. 
Which group of plants lacks a sophisticated vascular system?
A.
Flowering plants
B.
Monocots
C.
Seed plants
D.
Nonvascular plants
13. 
What distinguishes gymnosperms from angiosperms?
A.
Gymnosperms are non-vascular plants.
B.
Gymnosperms have seeds that are not enclosed within a fruit.
C.
Angiosperms produce spores for reproduction.
D.
Angiosperms have flowers with no seeds.
14. 
Which group of plants reproduces via spores rather than seeds?
A.
Flowering plants
B.
Non-seed plants
C.
Seed plants
D.
Monocots
15. 
What is the primary organ of reproduction in angiosperms?
A.
Leaves
B.
Roots
C.
Stems
D.
Flowers
16. 
Which group of plants lacks showy flowers but produces seeds?
A.
Monocots
B.
Gymnosperms
C.
Angiosperms
D.
Nonvascular plants
17. 
What defines monocots in terms of seed structure?
A.
They have no seeds.
B.
They have net-like venation in leaves.
C.
They have seeds with one cotyledon.
D.
They have seeds with two cotyledons.
18. 
Which group of plants exhibits net-like venation in their leaves?
A.
Nonvascular plants
B.
Gymnosperms
C.
Monocots
D.
Dicots
19. 
What is the primary mode of reproduction in non-flowering vascular plants?
A.
Pollen transfer
B.
Seed production
C.
Budding
D.
Spore dispersal
20. 
Which group of plants is known for their parallel venation in leaves?
A.
Monocots
B.
Dicots
C.
Gymnosperms
D.
Non-seed plants
21. 
What is the woody structure that provides support to trees?
A.
Roots
B.
Leaves
C.
Stem/Trunk
D.
Flowers
22. 
Which type of trees shed their leaves seasonally?
A.
Evergreen
B.
Deciduous
C.
Broadleaf
D.
Coniferous
23. 
What is the reproductive structure of flowers?
A.
Leaf
B.
Pistil
C.
Petal
D.
Stamen
24. 
Where are grasses commonly found?
A.
Mountains
B.
Forests
C.
Grasslands
D.
Deserts
25. 
Which family do grasses belong to?
A.
Rosaceae
B.
Fabaceae
C.
Asteraceae
D.
Poaceae
26. 
What is the primary role of trees in mitigating climate change?
A.
Reducing soil erosion
B.
Producing oxygen
C.
Regulating temperature
D.
Sequestering carbon dioxide
27. 
What is the primary economic value of trees?
A.
Timber production
B.
Fruit production
C.
Medicinal properties
D.
Aesthetic enhancement
28. 
What is the main reproductive method of grasses?
A.
Bulbs
B.
Seeds
C.
Cuttings
D.
Rhizomes
29. 
Which habitat do flowers thrive in?
A.
Deserts
B.
Tropical rainforests
C.
Mountains
D.
Grasslands
30. 
What is the order that flowers belong to?
A.
Poales
B.
Asterales
C.
Lamiales
D.
Magnoliophyta