Q1
Assertion (A): Monocots usually have fibrous root systems.
Reason (R): The primary root is short-lived and is replaced by many roots from the stem base.
Choose the correct option:
Reason (R): The primary root is short-lived and is replaced by many roots from the stem base.
Choose the correct option:
📝 SolutionIn monocots the primary root soon dies and is replaced by many fibrous roots arising from the stem base, forming a fibrous root system. R correctly explains A.
Q2
A flower with both stamens and carpels is called:
📝 SolutionA bisexual (perfect) flower contains both male (stamens) and female (carpels) reproductive parts.
Q3
The green leaf-like structures that protect a flower bud are the:
📝 SolutionSepals are the outermost green whorl (calyx) that protects the flower in the bud stage.
Q4
The edible part of a mango fruit develops from the:
📝 SolutionIn mango, the fleshy edible part develops from the pericarp (the ovary wall) — it is a drupe.
Q5
Modified leaves that trap insects are found in:
📝 SolutionThe pitcher plant has leaves modified into a pitcher to trap and digest insects, an adaptation to nutrient-poor soil.
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Class 11 · Biology
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