BIOLOGY 102 EXAM QUESTIONS AND
ANSWERS. VERIFIED 2025/2026.
295,000 - ANS Approximately how many species of plants are known?
-100,000
-180,000
-295,000
-360,000
-480,000
Ground tissue - ANS Which if the following is most extensive in the following plant body?
-ground tissue
-dermal tissue
-epidermal tissue
-vascular tissue
-transport tissue
Meristematic - ANS Perpetually you do tissues where cells retain the ability to divide are:
-vascular
-meristematic
-protective
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,-photosynthetic
-all of these
Apical meristem - ANS Increases in stem length occur at:
-vascular cambium
-cork cambium
-secondary tissues
-apical meristem
-lateral meristem
Parenchyma - ANS Plant tissues noted for photosynthesis, storage, and secretion is:
-vascular cambium
-parenchyma
-collenchyma
-sellerenchyma
-none of these
Conduction of food - ANS Parenchyma cells are specialized for and involved in all of the
following activities EXCEPT:
-photosynthesis
-structure of fruits
-conduction of food
-secretion
-food storage
Collenchyma - ANS The chewy, stringy cells in celery are which cells?
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,-xylem
-collenchyma
-phloem
-sellerenchyma
-parenchyma
Lignin - ANS The substance that strengthens and waterproofs cell walls is:
-cutin
-lignin
-pectin
-suberin
-chitin
Sellerenchyma - ANS The gritty stone cells of pears, the hard cells of seed coats, and plant
fibers are examples of:
-xylem
-collenchyma
-phloem
-sellerenchyma
-parenchyma
Xylem tubes - ANS Cells that are the main water-conducting cells of a plant are:
-selereids
-xylem tubes
-sieve tubes
-parenchyma
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, -all of these
Companion cells - ANS The cells that function with the sieve tubes are the:
-vessels
-companion cells
-adjunct cells
-selereids
-periderm
Cutin - ANS The cell walls of epidermal cells are filled with which if the following to reduce
water loss?
-cutin
-pectin
-lignin
-Suberin
-chitin
Stomata - ANS Gaseous exchange occurs in planes through these structures in the epidermis:
-cotyledons
-companion cells
-stomata
-tracheids
-selereids
Root cap - ANS Four of the five answers listed below are related by a common region of the
plant body. Select the exception.
4 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
ANSWERS. VERIFIED 2025/2026.
295,000 - ANS Approximately how many species of plants are known?
-100,000
-180,000
-295,000
-360,000
-480,000
Ground tissue - ANS Which if the following is most extensive in the following plant body?
-ground tissue
-dermal tissue
-epidermal tissue
-vascular tissue
-transport tissue
Meristematic - ANS Perpetually you do tissues where cells retain the ability to divide are:
-vascular
-meristematic
-protective
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
,-photosynthetic
-all of these
Apical meristem - ANS Increases in stem length occur at:
-vascular cambium
-cork cambium
-secondary tissues
-apical meristem
-lateral meristem
Parenchyma - ANS Plant tissues noted for photosynthesis, storage, and secretion is:
-vascular cambium
-parenchyma
-collenchyma
-sellerenchyma
-none of these
Conduction of food - ANS Parenchyma cells are specialized for and involved in all of the
following activities EXCEPT:
-photosynthesis
-structure of fruits
-conduction of food
-secretion
-food storage
Collenchyma - ANS The chewy, stringy cells in celery are which cells?
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
,-xylem
-collenchyma
-phloem
-sellerenchyma
-parenchyma
Lignin - ANS The substance that strengthens and waterproofs cell walls is:
-cutin
-lignin
-pectin
-suberin
-chitin
Sellerenchyma - ANS The gritty stone cells of pears, the hard cells of seed coats, and plant
fibers are examples of:
-xylem
-collenchyma
-phloem
-sellerenchyma
-parenchyma
Xylem tubes - ANS Cells that are the main water-conducting cells of a plant are:
-selereids
-xylem tubes
-sieve tubes
-parenchyma
3 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, -all of these
Companion cells - ANS The cells that function with the sieve tubes are the:
-vessels
-companion cells
-adjunct cells
-selereids
-periderm
Cutin - ANS The cell walls of epidermal cells are filled with which if the following to reduce
water loss?
-cutin
-pectin
-lignin
-Suberin
-chitin
Stomata - ANS Gaseous exchange occurs in planes through these structures in the epidermis:
-cotyledons
-companion cells
-stomata
-tracheids
-selereids
Root cap - ANS Four of the five answers listed below are related by a common region of the
plant body. Select the exception.
4 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
