MCQ 31
What type of venation is typically found in dicot leaves?
A) Parallel
B) Net-like
C) Straight
D) Circular
Answer: B) Net-like
Explanation: Dicot leaves generally exhibit reticulate (net-like) venation.
MCQ 32
Which part of the flower collects pollen?
A) Stamen
B) Petal
C) Stigma
D) Ovary
Answer: C) Stigma
Explanation: The stigma is the sticky part of the carpel that collects and holds pollen for fertilization.
MCQ 33
Which of the following is a type of simple fruit?
A) Strawberry
B) Pineapple
C) Cherry
D) Blackberry
Answer: C) Cherry
Explanation: A cherry is a simple fruit that develops from a single ovary of one flower.
MCQ 34
Which part of the flower develops into seeds?
A) Stamen
B) Anther
C) Ovule
D) Petal
Answer: C) Ovule
Explanation: The ovule, located in the ovary, develops into seeds after fertilization.
MCQ 35
What is the term for a flower with only one type of reproductive organ?
A) Complete
B) Incomplete
C) Unisexual
D) Bisexual
Answer: C) Unisexual
Explanation: A unisexual flower has either male (stamen) or female (carpel) reproductive organs, but not both.
MCQ 36
Which type of inflorescence has flowers arranged in a flat top?
A) Raceme
B) Umbel
C) Spike
D) Panicle
Answer: B) Umbel
Explanation: In an umbel, flowers are arranged on short stems from a common point, resembling an umbrella.
MCQ 37
What is the main function of the petals in a flower?
A) Support the flower
B) Attract pollinators
C) Protect the ovules
D) Store nutrients
Answer: B) Attract pollinators
Explanation: Petals are often colorful and fragrant to attract pollinators, facilitating reproduction.
MCQ 38
Which of the following is a characteristic of woody plants?
A) Soft stems
B) Green stems
C) Hard, lignified stems
D) Herbaceous stems
Answer: C) Hard, lignified stems
Explanation: Woody plants have hard, lignified stems that provide structural support and enable them to grow taller.
MCQ 39
Which part of the plant primarily aids in reproduction?
A) Leaves
B) Flowers
C) Roots
D) Stems
Answer: B) Flowers
Explanation: Flowers are the reproductive structures of flowering plants, facilitating pollination and fertilization.
MCQ 40
Which type of leaf arrangement has leaves growing directly opposite each other on the stem?
A) Alternate
B) Whorled
C) Opposite
D) Rosette
Answer: C) Opposite
Explanation: In opposite leaf arrangement, two leaves grow from the same node on opposite sides of the stem.
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