NEET Biology: Questions 141 - 146 of 3146

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Question number: 141

» Cell Structure and Function » Cell Organelles - Structure and Function » Golgi Bodies

MCQ▾

Question

Dictyosomes are

Choices

Choice (4) Response

a.

Class of ribosomes.

b.

Place of flagellar organelles.

c.

Respiratory particles.

d.

Golgi bodies (of plant cells).

Question number: 142

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

MCQ▾

Question

Which of the two families are dominant in having maximum useful plants?

Choices

Choice (4) Response

a.

Liliaceae and Poaceae

b.

Malvaceae and Brassicaceae

c.

Fabaceae and Poaceae

d.

Liliaceae and Solanaceae

Question number: 143

» Plant Physiology » Transport in Plants » Cell to Cell Transport

MCQ▾

Question

The chief role of transpiration in plants is to cause

Choices

Choice (4) Response

a.

Rapid rise of minerals

b.

Cooling of the plant

c.

Loss of surplus water

d.

Rapid ascent of sap

Question number: 144

» Reproduction » Reproduction in Organisms » Vegetative Propagation in Plants

MCQ▾

Question

Apomixis in plant means development of a plant

Choices

Choice (4) Response

a.

From root cutting

b.

Without fusion of gametes

c.

From fusion of gametes

d.

From stem cuttings

Question number: 145

» Genetics and Evolution » Heredity and Variation » Incomplete Dominance

MCQ▾

Question

Pure tall plants are crossed with pure dwarf plants. In the F1 generation all plants were tall. These tall plants of F1 generation were selfed and the ratio of tall to dwarf plants obtained was 3: 1. This is called

Choices

Choice (4) Response

a.

Inheritance

b.

Co-dominance

c.

Heredity

d.

Dominance

Question number: 146

» Ecology and Environment » Ecosystem » Nutrient Cycling

MCQ▾

Question

The agent/s which make/s free atmospheric nitrogen available to plants is/are

Choices

Choice (4) Response

a.

Lightning

b.

Free living nitrogen fixing bacteria

c.

Symbiotic nitrogen fixing bacteria

d.

All of the above

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