Biology
A biology teacher asked her students to give two examples of dioecious plants.
Ishan said: Maize and Palm.
Aashish said: Pumpkin and Papaya.
Palak said: Palm and Papaya.
Payal said: Pumpkin and Maize.
Who was correct?
- Ishan
- Aashish
- Palak
- Payal
Flower
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Answer
Palak
Reason — Dioecious plants have male and female flowers on separate plants. Palm and Papaya are examples of dioecious plants whereas Maize and Pumpkin are examples of Monoecious plants where male and female flowers grow on the same plant.
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Related Questions
The flower which contains both stamens and carpels is called as:
- Unisexual
- Pistillate
- Staminate
- Hermaphrodite
Soumya tried to match the floral whorls with their constituting units.
She tabulated the pairs as follows:Unit Floral whorl P Perianth Q Androecium Identify P and Q
- P — Petals, Q — Carpels
- P — Tepals, Q — Stamens
- P — Sepals, Q — Petals
- P — Carpels, Q — Stamens
Assertion (A): All the flowers of angiospermic plants are complete or perfect.
Reason (R): Angiospermic flowers contain all the four floral whorls — Calyx, Corolla, Androecium and Gynoecium.
- A is True and R is False.
- A is False and R is True.
- Both A and R are True.
- Both A and R are False.
Assertion (A): Dioecious plants bear hermaphrodite flowers on different plants.
Reason (R): Dioecious plants bear staminate and pistillate flowers on the same plant.
- A is True and R is False.
- A is False and R is True.
- Both A and R are True.
- Both A and R are False.