Plant taxonomy or systematics refers to the certain set of rules to classify plants based on similarities and common descent. It involves identification, description, classification and nomenclature of plants. According to modern classification, both Gymnosperms and Angiosperms are seeded plants and are kept under superdivision Spermatophyta (seed plants). Angiosperms or flowering plants are grouped under division Magnoliophyta. It is further divided into two classes Liliopsida and Magnoliopsida. Monocotyledons are grouped under Liliopsida and dicotyledons are kept under Magnoliopsida.
1. Which of the following families is characterised by trimerous flowers, superior and trilocular ovary with axile placentation?
(a) Cucurbitaceae
(b) Solanaceae
(c) Liliaceae
(d) Compositae
Answer: (c)
2. Fruits of the solanaceae family are
(a) Capsule or berry
(b) Pod
(c) Drupe
(d) Siliqua
Answer: (a)
3. Abelmoschus esculentus belongs to which of the following families?
(a) Brassicaceae
(b) Malvaceae
(c) Liliaceae
(d) Cucurbitaceae
Answer: (b)
4. Which of the following is incorrect for Fabaceae?
(a) Actinomorphic flower
(b) Monocarpellary superior ovary
(c) Vexillary aestivation
(d) Legume fruit
Answer: (a)
5. Tetradynamous stamen is a characteristic feature of
(a) Cruciferae
(b) Malvaceae
(c) Solanaceae
(d) Liliaceae
Answer: (a)
6. 
This is the floral formula of
(a) Solanum nigrum
(b) Helianthus annuus
(c) Brassica campestris
(d) Allium cepa
Answer: (d)
7. Obligately placed superior ovary is the characteristic of
(a) Fabaceae
(b) Brassicaceae
(c) Solanaceae
(d) Compositae
Answer: (c)
8. Compositae is characterized by which of the following inflorescences?
(a) Hypanthodium
(b) Capitulum
(c) Iodicule
(d) Perianth
Answer: (b)
9. Diadelphous stamens are found in
(a) Fabaceae
(b) Ranunculaceae
(c) Malvaceae
(d) Poaceae
Answer: (a)
10. A floral formula does not tell about
(a) ovary position
(b) whorls of floral parts
(c) number of floral parts
(d) placentation and aestivation
Answer: (d)
11. Which of the following flowers is perigynous?
(a) Hibiscus
(b) Rose
(c) Cucumber
(d) Guava
Answer: (b)
12. Axile placentation is not found in
(a) Malvaceae
(b) Liliaceae
(c) Solanaceae
(d) Fabaceae
Answer: (d)
13. Synandrous condition of stamen is commonly found in which of the following families?
(a) Rosaceae
(b) Malvaceae
(c) Umbelliferae
(d) Cucurbitaceae
Answer: (d)
14. Staminodes are commonly found in?
(a) Caesalpinioideae
(b) Papilionatae
(c) Cruciferae
(d) Malvaceae
Answer: (a)
15. Potato, tomato and brinjal belong to
(a) Brassicaceae
(b) Malvaceae
(c) Solanaceae
(d) Liliaceae
Answer: (c)
16. Which of the following is the inflorescence of Solanum nigrum?
(a) Cymose
(b) Catkin
(c) Racemose
(d) None of the above
Answer: (a)
17. What is the placentation in the unilocular ovary with a single ovule?
(a) Axile
(b) Free central
(c) Basal
(d) Marginal
Answer: (c)
18. Half-inferior ovary and perigynous flowers are present in
(a) Cucumber
(b) Guava
(c) Brinjal
(d) Plum
Answer: (d)
19. Which of the following has zygomorphic flowers?
(a) Tomato
(b) Gulmohar
(c) Mustard
(d) Datura
Answer: (b)
20. Petals of which of the following flowers form a keel?
(a) Cassia
(b) Gulmohar
(c) Bean
(d) Calotropis
Answer: (c)
These were some MCQs on the Taxonomy of Angiosperms. Learn MCQs on related topics for NEET, at BYJU’S.
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