MEDIUM
9th CBSE
IMPORTANT
Earn 100

Mention the characteristic features of parenchyma, collenchyma, and sclerenchyma. Draw well-labelled diagrams.

Important Questions on Tissues

EASY
9th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 9>Chapter 2 - Tissues>EXERCISE - 2A>Q 3
Give reasons for:
Meristematic cells have a prominent nucleus and dense cytoplasm, but they lack vacuole.
EASY
9th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 9>Chapter 2 - Tissues>EXERCISE - 2A>Q 3
Give reasons for:
Intercellular spaces are absent in sclerenchymatous tissues.
EASY
9th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 9>Chapter 2 - Tissues>EXERCISE - 2A>Q 3
Give reasons for:
We get a crunchy and granular feeling when we chew pear fruit.
EASY
9th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 9>Chapter 2 - Tissues>EXERCISE - 2A>Q 3
Give reasons for:
Branches of a tree move and bend freely in high wind velocity.
EASY
9th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 9>Chapter 2 - Tissues>EXERCISE - 2A>Q 3
Give the reason for:
It is difficult to pull out the husk of a coconut tree.
MEDIUM
9th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 9>Chapter 2 - Tissues>EXERCISE - 2A>Q 4
List the characteristics of cork. How are they formed? Mention their role.
MEDIUM
9th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 9>Chapter 2 - Tissues>EXERCISE - 2A>Q 5
Why are xylem and phloem called complex tissues? How are they different from one another?
MEDIUM
9th CBSE
IMPORTANT
CORE SCIENCE BIOLOGY For Class 9>Chapter 2 - Tissues>EXERCISE - 2A>Q 6
Differentiate between meristematic and permanent tissues in plants.