AIIMS (All India Institute of Medical Sciences) Biology: Questions 16 - 19 of 467

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Question number: 16

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

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Appeared in Year: 2006

MCQ▾

Question

Grafting is successful in dicots but not in monocots because the dicots have - [AIIMS]

Choices

Choice (4)Response

a.

Vascular bundles arranged in a ring

b.

Cork cambium

c.

Vessels with elements arranged end to end

d.

Cambium for secondary growth

Question number: 17

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

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Appeared in Year: 2006

MCQ▾

Question

In the sieve elements, which one of the following is the most likely function of P-proteins - [AIIMS]

Choices

Choice (4)Response

a.

Autolytic enzymes

b.

Providing energy for active translocation

c.

Deposition of callose on sieve plates

d.

Sealing mechanism on wounding

Question number: 18

» Genetics and Evolution » Heredity and Variation » Incomplete Dominance

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Appeared in Year: 2000

MCQ▾

Question

In F2 generation of monohybrid cross the cause of 1: 2: 1 phenotypic ratio is

Choices

Choice (4)Response

a.

Incomplete dominance

b.

Epistasis

c.

Quantitative inheritance

d.

Inhibition

Question number: 19

» Genetics and Evolution » Heredity and Variation » Multiple Alleles and Inheritance of Blood Groups

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Appeared in Year: 2013

MCQ▾

Question

Which of the following is best describe polygenic inheritance?

Choices

Choice (4)Response

a.

ABO blood group in human and flower color of mirabilis Jalapa

b.

Human eye color and sickle cell anemia

c.

Human height and color of skin and eyes

d.

Hair pigment of mouse and tongue rolling humans

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