NEET Biology: Questions 2271 - 2277 of 3146

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Question number: 2271

» Structural Organization in Animals and Plants » Plant Tissues - Morphology, Anatomy and Functions » Root

MCQ▾

Question

Roots associated with nitrogen fixing bacteria are -

Choices

Choice (4) Response
a.

Napiform root

b.

Fusiform root

c.

Conical root

d.

Nodulated root

Question number: 2272

» Structural Organization in Animals and Plants » Plant Tissues - Morphology, Anatomy and Functions » Root

MCQ▾

Question

Which is a modification of root does not store food

Choices

Choice (4) Response
a.

Fusiform root

b.

Stilt root

c.

Napiform root

d.

Tuberous

Question number: 2273

» Structural Organization in Animals and Plants » Plant Tissues - Morphology, Anatomy and Functions » Root

MCQ▾

Question

The edible part of turnip is -

Choices

Choice (4) Response
a.

Underground stem

b.

Stem

c.

Modified tap root

d.

Modified Adventitious roots

Question number: 2274

» Genetics and Evolution » Molecular Basis of Inheritance » Structure of DNA and RNA

Appeared in Year: 1993

MCQ▾

Question

Double helix model of DNA which was proposed by Watson and Crick was of

Choices

Choice (4) Response
a.

Z-DNA

b.

B-DNA

c.

C-DNA

d.

D-DNA

Question number: 2275

» Diversity in Living World » Five Kingdom Classification » Fungi

MCQ▾

Question

Black (stem) rust of wheat is caused by:

Choices

Choice (4) Response
a.

Xanthomonas oryzae

b.

Alternaria solani

c.

Ustilago nuda

d.

Puccinia graminis

Question number: 2276

» Plant Physiology » Mineral Nutrients » Nitrogen Metabolism

MCQ▾

Question

Nitrifying bacteria

Choices

Choice (4) Response
a.

Oxidize ammonia to nitrates

b.

Convert free compounds

c.

Convert free nitrogen to nitrogen compounds

d.

Reduce nitrates to free nitrogen

Question number: 2277

» Diversity in Living World » Five Kingdom Classification » Plant Group - Gymnosperms

MCQ▾

Question

Consider the following four statements whether they are correct or wrong:

  1. The sporophyte in liverworts is more elaborate than that is mosses.
  2. Salvinia is heterosporous
  3. The life-cycle in all seed-bearing plants is diplontic.
  4. In Pinus male and female cones are borne on different trees.

Choices

Choice (4) Response
a.

2 and 3

b.

1 and 4

c.

1 and 2

d. None of the above

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