MEDIUM
Earn 100
What are leaf spines?
Important Questions on Structural Organisation in Plants
EASY
Consider the following morphological biochemical or physiological characteristics of plants.
Presence of hairy leaves Production of more nectar is flower
. High sugar content in plant parts Presence of higher aspartic acid concentration.
Choose the correct combination of statements which give natural resistance to plants against insect pests:
EASY
Which one of the following is a modified leaf?
EASY
Leaves become modified into spines in:
EASY
Parallel venation occurs in
EASY
Give differences between the following:
Reticulate venation and parallel venation.
HARD
What is venation? Differentiate between parallel and reticulate venation. Explain with the help of suitable examples.
MEDIUM
An insectivorous plant having glandular structures on its leaf secreting sticky fluid is
EASY
Leaves become modified into spines in
HARD
Explain with suitable examples of the different types of phyllotaxy.
MEDIUM
How is a pinnately compound leaf different from a palmately compound leaf?
EASY
The pattern formed by the veins in a leaf is called leaf _____.
EASY
Main function of leaf is to
EASY
Name the following:
Types of leaf venation.
EASY
Which of the following is the main adaptation for a plant to survive in xerophytic condition?
MEDIUM
Whorled, simple leaves with reticulate venation are present in
HARD
How do the various leaf modifications help plants?
EASY
Complete the given analogy using the hint given.
Banana : parallel venation :: _____ : reticulate venation.
(Hint: It is the king of fruits)
EASY
Leaf tendril is not seen in
