[3 marks Question Answer]

Question 13 Marks

Give differences between: Reticulate and parallel venation

Answer

The differences between Reticulate and parallel venation are :-

Reticulate venation	Parallel venation
1. Veins are arranged in a network or web-like structure	1. Veins run parallel to each other.
2. This pattern is typically seen in dicotyledonous plants	2. This pattern is seen in monocotyledonous plants
3. For example, rose, mango, hibiscus, ficus, etc.	3. For example, wheat, maize, grass, bamboo, banana, etc

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Question 23 Marks

Give differences between:
•Simple and compound leaves

Answer

The differences between Simple and compound leaves are :-

Simple Leaves	Compound leaves
1. The leaf with single lamina is called Simple leaves.	1. The leaf into which lamina is cut into a number of small leaflet on a common stalk is called a compound leaves
2. Present at the leaf axil.	2. Present at the junction between petiole and stem's node
3. Example: Banana, Mango etc	3. Example: Rose, Neem

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Question 33 Marks

Name the following:
(i) A plant with no leaf
(ii) A plant with variegated leaf
(iii) A plant in which leaves are reduced to spines.
(iv) Two plants in which leaves are modified into tendrils.
(v) Three plants are having reticulate venation in the leaves.
(vi) Three plants having parallel venation in the leaves.

Answer

(i) A plant with no leaf: Dodder (Cuscuta)
(ii) A plant with variegated leaf: Money plant and Coleus plant
(iii) A plant in which leaves are reduced to spines: Cactus
(iv) Two plants in which leaves are modified into tendrils: Sweet pea and Garden pea
(v) Three plants are having reticulate venation in the leaves: Mango, Rose and Peepal
(vi) Three plants having parallel venation in the leaves: Banana, Wheat and Palms

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BIOLOGY [3 marks Question Answer]

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