Plants have various types of root modified to perform different functions. Aerial roots of mangroves are known as pneumatophores. They facilitate gaseous exchange. Aerial roots of Banyan tree provide structural support. Different types of storage roots, haustorial roots, etc. are examples of modified roots.
1. Which of the following is an edible modified root?
(a) Potato
(b) Sweet potato
(c) Groundnut
(d) both (a) and (b)
Answer: (b)
2. Clinging roots are found in
(a) Podostemon
(b) Orchid
(c) Trapa
(d) Screwpine
Answer: (b)
3. Where do you find velamen?
(a) in roots of screwpine
(b) in aerial roots of orchids
(c) in leaves of Ficus
(d) in aerial and terrestrial roots of orchids
Answer: (b)
4. Which of the following has buttress roots?
(a) Banyan
(b) Sorghum
(c) Pandanus
(d) Terminalia
Answer: (d)
5. Roots of which of the following plants contains an oxidising agent?
(a) Soybean
(b) Radish
(c) Mustard
(d) Carrot
Answer: (a)
6. Roots developing from a part of the plant other than radicle are called
(a) Fibrous
(b) Adventitious
(c) Epicaulous
(d) Epiphyllous
Answer: (b)
7. Which of the following plants has stilt roots?
(a) Bryophyllum
(b) Radish
(c) Pandanus
(d) Mango
Answer: (c)
8. Assimilatory or photosynthetic roots are present in
(a) Tinospora
(b) Trapa
(c) Taeniophyllum
(d) All of the above
Answer: (d)
9. Which of the following is a geocarpic fruit?
(a) Garlic
(b) Onion
(c) Potato
(d) Peanut
Answer: (d)
10. Which of the following is homologous with sweet potato?
(a) Potato
(b) Colocasia
(c) Turnip
(d) Ginger
Answer: (c)
These were some MCQs on root modifications. Learn MCQs on related topics for NEET, at BYJU’S.
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