Morphology of flowering plant NEET MCQ

 

Morphology of flowering plant 

251. Which one of the following statements is correct?

A. In tomato , fruit is a capsule.

B. Seeds of orchids have oil-rich

endosperm.

C. Placentation in primose is basal

D. Flower of tulip is a modified shoot .

Answer: D

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252. How many plants in the list given below have composite fruits that develop from an inflorescence. Walnut, poppy, radish, fig, pineapple, apple, totato, mulberry.

A. Five

B. Two

C. Three

D. Four

Answer: C

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253. Vexillart aestivation is characteristic of th family

A. Solanaceae

B. Brassicaceae

C. Fabaceae

D. Asteraceae

Answer: C

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254. The coconut water and the edible part of coconut are equivalent to or the morphological nature of the edible part of coconut is

A. Mesocarp

B. Embryo

C. Endosperm

D. Endocarp

Answer: C

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255. The gynoecium consists of many free pistils in flowers of

A. Papaver

B. Michelia

C. Aloe

D. Tomato

Answer: B

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256. Phyllode is present in :-

A. Australian Acacia

B. Opuntia

C. Asparagus

D. Euphorbia

Answer: A

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257. Cymose inflorescence is present in

A. Trifolium

B. Brassica

C. Solanum

D. Sesbania

Answer: C

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258. Placentation in tomato and lemon is

A. Marginal

B. Axile

C. Parietal

D. Free central

Answer: B

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259. How many plants in the list given below have composite fruits that develop from an inflorescence. Walnut, poppy, radish, fig, pineapple, apple, totato, mulberry.

A. Two

B. Three

C. Four

D. Five

Answer: C

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260. How many plants in the list given below have marginal placentation : Mustard, Gram, Tulip, Asparagus, Arhar, Sun hemp, Chilli, Chochicine, onion, Moong, Pea, Tobacco, Lupin

A. Four

B. Five

C. Six

D. Three

Answer: C

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261. Cuscuta is an example of

A. Ectoparasitism

B. Brood parasitism

C. Predation

D. Endoparasitism

Answer: A

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262. Among 

bitter gourd. Mustard, brinjal,

pumpkin, chinarose, lupin, cucumber,

sunnehemp, gram, guava, bean, chilli,

plum,petunia, tomato, rose,withania, potato, onion, aloe and tulip 

how many plants havehypogynous flower

A. Six

B. Ten

C. Fifteen

D. Eighteen

Answer: C

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263. In china rose the flowers are

A. Actinomorphic , hypogynous with

twisted aestivation

B. Actinomorphic , epigynous with valvate aestivation

C. Zygomorphic , hypogynous with

imbricate aestivation

D. Zygomorphic , epigynous with twisted aestivation

Answer: A

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264. Placenta and pericarp are both edible portions in

A. Apple

B. Banana

C. Tomato

D. Potato

Answer: C

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265. When the margins of sepals or petals overlap one another without any particular direction, the condition in termed as

A. Vexillary

B. Imbricate

C. Twisted

D. Valvate

Answer: B

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266. Which one of the following statements is  correct

A. The seed iin grasses is not endospermic 

B. Mango is a parthenocarpic fruit

C. A proteinaceous aleurone layer is

present iin maize grain.

D. A sterile pistil is called a staminode .

Answer: C

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267. An example of edible underground stem is

A. Carrot

B. Groundnut

C. Sweet potato

D. Potato

Answer: D

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268. Aggregate fruit develops from

A. Multicarpellary syncarpous gynoecium

B. Multicarpellary apocarpous gynoecium

C. Complete inflorescence

D. Multicarpellary superior ovary

Answer: B

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269. Leaves become modified into spines in :-

A. Silk Cotton

B. Opuntia

C. Pea

D. Onion

Answer: B

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270. Keel is the characteristic feature of flower of

A. Tomato

B. Tulip

C. Indigofera

D. Aloe

Answer: C

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271. Perigynous flowers are found in

A. Rose

B. Guava

C. Cucumber

D. China Rose

Answer: A

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272. In ginger , vegetative propagation occurs throught :

A. Runners

B. Rhizome

C. Offsets

D. Bulbils

Answer: B

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273. Axile placentation is present in

A. Argemone

B. Dianthus

C. Lemon

D. Pea

Answer: C

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274. Among 

china rose, mustard, Brinjal, potato,

guava,cucumber onion and tulip, 

how many plants have superior ovary

A. Four

B. Five

C. Six

D. Three

Answer: C

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275. Flowers are unisexual in

A. Onion

B. Pea

C. Cucumber

D. China Rose

Answer: C

276. The standard petal of a papilionaceous corola is also called

A. Carina

B. Pappus

C. Vexillum

D. Corona

Answer: C

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277. Tricarpellary syncarpous gynoecium is found in flowers of

A. Liliaceae

B. Solanaceae

C. Fabaceae

D. Poaceae

Answer: A

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278. Proximal end of the filament of stamen is attached to the

A. Anther

B. Connective

C. Placenta

D. Thalamus or petal

Answer: D

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279. Which of the following is not a stem modification

A. Pitcher of Nepenthes

B. Thorns of citrus

C. Tendrils of cucumber

D. Flattened structures of Opuntia

Answer: A

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280. 

(A) : Accessory organs of the flowers are sterile parts.

(B) : They develop as modified leaves for protecting the essential organs.

A. Cladodes

B. Phyllodes

C. Phylloclades

D. Scales

Answer: C

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281. The term 'polyadelphous' is related to

A. Corolla

B. Calyx

C. Gynoecium

D. Androecium

Answer: D

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282. Free-central placentation is found in

A. Brassica

B. Citrus

C. Dianthus

D. Argemone hu

Answer: C