alleryWhich placentation occurs in a multilocular ovary, as in china rose, tomato and lemon?
- Axile
- Marginal
- Basal
- Parietal
Show answer and solution
Correct answer: A. Axile
Ovules attached to a central axis in a multilocular ovary give axile placentation.
CBSE Class 11 (Science) Morphology and Anatomy of Flowering Plants — practice questions — page 7
Explore 195 free Morphology and Anatomy of Flowering Plants questions in CBSE Class 11 (Science) Biology. Open each question or exercise to read its content, reference answers and available explanation.
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Which placentation occurs in a multilocular ovary, as in china rose, tomato and lemon?Read the answer and worked solution →Sunflower and marigold have one ovule at the ovary base. What is this placentation?Read the answer and worked solution →A fruit is a mature or ripened what?Read the answer and worked solution →In a fleshy fruit, what is the middle layer of the pericarp?Read the answer and worked solution →Which fruit type do mango and coconut represent?Read the answer and worked solution →A seed is made up of a seed coat and what?Read the answer and worked solution →What are the two layers of the seed coat in a dicot seed?Read the answer and worked solution →What is the scar on the seed coat where the seed was attached to the fruit?Read the answer and worked solution →What is the small pore above the hilum in a seed?Read the answer and worked solution →In maize, the proteinous layer separating embryo from endosperm is called what?Read the answer and worked solution →The single shield-shaped cotyledon of a maize embryo is called what?Read the answer and worked solution →In a maize embryo, which sheath encloses the radicle?Read the answer and worked solution →In a floral formula, which letter stands for the corolla?Read the answer and worked solution →Which family is commonly called the potato family?Read the answer and worked solution →Solanaceae stamens are attached to the petals. How are they described?Read the answer and worked solution →
Worked practice questions
Sunflower and marigold have one ovule at the ovary base. What is this placentation?
- Axile
- Basal
- Marginal
- Parietal
Show answer and solution
Correct answer: B. Basal
A placenta at the base bearing a single ovule is basal placentation.
A fruit is a mature or ripened what?
- Ovule
- Stamen
- Ovary
- Sepal
Show answer and solution
Correct answer: C. Ovary
After fertilisation the ovary ripens into the fruit.
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