PLANT KINGDOM NEET MCQ

PLANT KINGDOM NEET MCQ 

Q41.Which of the following features 

of Pinus help to tolerate  withstand  extreme conditions? 

(1) Sunken stomata 

(2) Pinnate leaves 

(3) Needle-like leaves 

(4) Both (1) and (3)

Ans.4

--------------------------------------------

Q42. Select the common feature 

amongst Ginkgo, Selaginella and Sphagnum  

(1) Independent sporophyte 

(2) Vascular tissues 

(3) Flask-shaped female sex organ 

(4) Independent gametophyte

Ans.3

--------------------------------------------

Q43. Which of the following are heterosporous with dependent male 

and female gametophyte? 

(1)Adiantum,Selaginella and Salvinia 

(2)Cycas, Pinus and Ginkgo 

(3)Cedrus, Selaginella and Adiantum 

(4)Salvinia, Cycas and Dryopteris

Ans.2

--------------------------------------------

Q44.Chemotaxonomy is based on 

(1) DNA sequence 

(2) Chemical nature of protein 

(3) Chromosome structure 

(4) Both (1) & (2)

Ans.4

---------------------------------------------

Q45. Which of the following event is 

unique to angiosperms? 

(1) Seeds dispersal 

(2) Triple fusion 

(3) Pollination 

(4) Heterospory

Ans.2

---------------------------------------------

Q46.Complexity in body organisation 

is maximum in _a_ are seen in and 

complex post-fertilization changes_b_

(1) a-Brown algae; b - Red algae 

(2) a-Red algae; b - Red algae 

(3) a-Green algae; b - Red algae 

(4) a Brown algae; b - Green algae

Ans.1

--------------------------------------------

Q47. Similarity among characters of different organisms is determined by 

using various statistical formula in 

(1) Chemotaxonomy 

(2) Numerical taxonomy 

(3) Cytotaxonomy 

(4) Karyotaxonomy

Ans.2

------------------------------------------- 

Q48. Agar producing genera of rhodophyceae are 

(1) Fucus, Laminaria 

(2) Chlorella, Spirulina 

(3) Gelidium, Gracilaria 

(4) Porphyra, Ectocarpus

Ans.3

-------------------------------------------

Q49. Which of the following group               of plants are collectively called archegoniates? 

(1) A + B 

(2) B+P+G 

(3) Only B + P 

(4) A+B+P 

      A-Algae, P-Pteridophytes 

      B-Bryophytes, G-Gymnosperms

Ans.2

---------------------------------------------

Q50.One of the reasons of failure of development of seeds in Selaginella 

(1) formation of indehiscent megasporangium 

(2) absence of heterospory 

(3) formation of unprotected megasporangium 

(4) no shedding of megaspore

Ans.3

------------------------------------------