MCQ ON PLACENTATION OF FLOWERING PLANTS

MCQ ON PLACENTATION OF FLOWERING PLANTS class 11 for NEET | PLACENTATION of flowering plant class 11 MCQ | PLACENTATION OF FLOWERING with Answer | Check the below NCERT MCQ question for class 11 Biology chapter 5 based on PLACENTATION OF FLOWERING PLANTS with Answers.

MCQ ON PLACENTATION OF FLOWERING PLANTS

MCQ on PLACENTATION of Flowering Plants class 11 Biology with answers were prepared based on the latest pattern. We have provided class 11 Biology MCQs questions on PLACENTATION OF FLOWERING PLANTS with Answers to help students understand the concept very well.

MCQ on PLACENTATION OF FLOWERING PLANTS is useful for NEET / CSIR / UGC / CBSE / ICSE / AIIMS / EXAM / AFMC EXAM / JAC exam/ STATE LEVEL MEDICAL EXAM 2022-23

Introduction:-
The arrangement of ovules within the ovary is known as placentation.The placentation are of different types namely marginal, axile, parietal, basal , central and free central.

MCQ ON PLACENTATION OF FLOWERING PLANTS class 11 for NEET

1. The arrangement of ovule within the ovary is called

(a) placentation
(b) epiphyllous
(c) phyllotaxy
(d) epipetalous

Ans (a) placentation

2. Placenta found in pea is

(a) marginal
(b) axile
(c) parietal
(d) all the above

Ans. (a) marginal

3. Axial placentation is found in

(a) china rose
(b) tomato
(c) lemon
(d) all the above

Ans. (d) all the above

4. Parietal placentation is found in

(a) Mustard
(b) argemone
(c) both a and b
(d) pea

Ans.(c) both a and b

5.Free central placentation is found in

(a) dianthus
(b) primrose
(c) both a and b
(d) pea

Ans.(c) both a and b

6. Basal placentation is found in

(a) sunflower
(b) marigold
(c) both a and b
(d) pea

Ans.(c) both a and b

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7. The placentation develops at the base of ovary and a single ovule is attached to it , as

(a) marginal placentation
(b) basal placentation
(c) free central placentation
(d) parietal placentation

Ans.(b) basal placentation

8. When the ovules are borne on central axis and septa are absent the placentation is called

(a) parietal
(b) marginal
(c) free central
(d) all the above

Ans.(c) free central

9. The ovules develop on the inner wall of the ovary or one peripheral part.Ovary is one chambered but it becomes two chambered due to the formation of the false septum.

(a) parietal placentation
(b) axile placentation
(c) marginal placentation
(d) all the above

Ans. (a) parietal placentation

10. When the placenta is axial and the ovules are attached to it in a multilocular ovary , the placentation is said to be

(a) marginal placentation
(b) parietal placentation
(c) axile placentation
(d) marginal placentation

Ans. (c) axile placentation

11. Placentation the placenta forms a ridge along the ventral suture of the ovary and the ovules are borne on this ridge forming two rows

(a) axile placentation
(b) marginal placentation
(c) parietal placentation
(d) all the above

Ans.(b) marginal placentation

12. In hibiscus , type of placentation is found

(a) marginal placentation
(b) parietal placentation
(c) axile placentation
(d) all the above

Ans.(c) axile placentation

13. In superficial placentation , ovary is

(a) multicarpellary,
(b) multilocular
(c) both a and b
(d) unilocular

Ans.(c) both a and b

14. In compositae , family , the type of placentation found is

(a) free central
(b) marginal
(c) basal
(d) all the above

Ans.(c) basal placentation

15. In argemone the type of placentation is found in

(a) axile
(b) marginal
(c) free central
(d) parietal

Ans. (d) parietal

16. In marginal placentation , ovary occurs in

(a) monocarpellary
(b) unilocular
(c) both a and b
(d) multilocular

Ans.(c) both a and b

17. Placentation in tomato and lemon is

(a) parietal placentation
(b) free – central placentation
(c) marginal placentation
(d) basal placentation

Ans.(d) axile placentation

18. Vexillary aestivation is the characteristics of the family

(a) fabaceeae
(b) asteraceae
(c) solanaceae
(d) brassicaceae

And.(a) fabaceae

19. Placenta and pericarp are both edible portion in ?

(a) apple
(b) banana
(c) tomato
(d) potato

Ans. (c) tomato

20. The placenta is attached to the developing seed near the

(a) testa
(b) hilum
(c) micropyle
(d) chalaza

Ans.(d) chalaza