Sexual Reproduction in Flowering Plants — practice questions
59 curated practice questions from Sexual Reproduction in Flowering Plants (Biology NEET, NTA Exams) — 17 medium, 21 easy, 21 hard. Every question includes the final answer free; step-by-step worked solutions with a free account.
- In some seeds, remnants of nucellus are also persistent. This residual, persistent nucellus is the:
- Identify the set of correct statements: The flowers of Vallisneria are colourful and produce nectar. The flowers of…
- Which one of the following is resistant to enzyme action?
- Datura plants have been regenerated by culturing of pollen, endosperm and embryo. Their respective ploidy levels will…
- In the seeds of cereals, the outer covering of endosperm separates the embryo by a protein-rich layer called :
- Given below are two statements : Statement I : Fig fruit is a non-vegetarian fruit as it has enclosed fig wasps in it…
- Which type of association is found between entomophilous flower and pollinating agent?
- Given below are two statements: Statement I : Germ pore is formed in Exine layer of pollen where thickening of…
- Which of the following wall layers of anther plays a predominant role in its dehiscence?
- If in a flower MMC formed megaspore mitotically, which eventually develops into female gametophyte, its nuclei will be
- If number of chromosomes in the nucleus of male gamete of rice is 20. The number of chromosomes in female gamete…
- In some plants, the female gamete develops into embryo without fertilization. This phenomenon is known as
- Embryo sac relation with ovule is similar to which structures relation with anther
- In water hyacinth and water lily, pollination takes place by:
- Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A)…
- In angiosperms, all the four microspores of tetrad are covered by a layer which is formed by:
- Given below are two statements. One is labelled as Assertion and the other is labelled as Reason. STATEMENT - 1…
- Endosperm, which is the common nutritive tissue for the developing embryo in angiosperm develops from:
- Given below are two statements: Statement I : Pollen pistil interaction prevents the germination of pollen on stigma…
- If a leaf cell of an angiosperm has 16 chromosomes. What will be the number of chromosomes in endosperm?
- If the diploid number of a flowering plant is 36. What would be the chromosome number in its endosperm?
- Given below are two statements: Statement I : In triple fusion, 3 haploid nuclei fuse. Statement II : In Double…
- In which one of the following, pollination has to be autogamous?
- The plant part which consists of two generations one within the other is:
- Which tissue exclusively performs the function of nourishing the growing sporogenous cells:
- Assertion: Microsporophyll and megasporophyll form microspore and megaspore respectively. Reason: Angiosperms contain…
- Which of the following feature is found without exception in angiosperms?
- Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A)…
- How many meiotic and mitotic divisions need to occur for the development of a mature female gametophyte from the…
- Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A)…
- Given below are two statements: Statement I : Formation of Embryo sac from MMC requires one meiosis and 2 Mitosis…
- Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A)…
- Which of the following are the important floral rewards to the animal pollinators?
- Which pre-fertilization structure does not change after fertilization
- Assertion: The ovule of an angiosperm is technically equivalent to:
- Given below are two statements: one is labeled as Assertion (A) and the other is labeled as Reason (R). Assertion (A) …
- Haploid, diploid and triploid components in a fertilized embryo sac are
- Which of the following is incorrect for wind-pollinated plants?
- Examine the figure given below and select the correct option giving all the four parts (A, B, C and D) rightly…
- An angiospermic plant has 24 chromosomes in its 'Megaspore mother cell'. The number of chromosomes in its endosperm…
- Seeds are regarded as the products of sexual reproduction because they:
- Given below are two statements. One is labeled as Assertion and the other is labeled as Reason. STATEMENT - 1…
- Given below are two statements : One is labelled as Assertion (A) and other is labelled as Reason (R). Assertion (A) …
- Given below are two statements: Statement I : In the ovule, Megaspore Mother Cell (MMC) is present at the micropylar…
- Given below are two statements: Statement I : In Mango, a seed can contain more than one embryo. Statement II : Some of…
- Assertion: In angiosperms, each cell of the embryo sac is haploid. Reason: In angiosperms, embryo sac formation is…
- Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A)…
- Given below are two statements: Statement I : In plants undergoing anemophily, stamens are well exposed while stigma is…
- Given below are two statements: Statement I : Pseudocopulation is found in the Mediterranean orchid Ophrys. Statement…
- Total number of male nuclei involved in double fertilization is:
- Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A)…
- Given below are two statements: Statement I : In Seagrasses, pollen grains are carried inside the water. Statement II …
- A monocot endosperm cells have 24 chromosomes. What will be the chromosome number in their embryo?
- Grafting between two members of same species is [Kerala PMT 2006]
- The correct sequence of events in the formation of a mature female gametophyte (embryo sac) in a flowering plant is: I…
- Light non-sticky pollen with long feathery stigma are characteristic of plant pollinated by
- Which of the following statements is/are correct regarding ploidy levels? I. Cells of the nucellus are diploid (2n)…
- Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A)…
- A gymnospermic leaf carries 16 chromosomes. The number of chromosomes in its endosperm will be