NEET (NTA)-National Eligibility cum Entrance Test (Medical) Biology: Questions 343 - 347 of 3511

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Question number: 343

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

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Question

Collenchyma tissue is characterized by

Choices

Choice (4) Response

a.

Elongated cells with thickening at the corners.

b.

Isodiametric cells with deposits of cellulose and pectin at the corners.

c.

Elongated cells with deposits of cellulose and pectin all over the walls.

d.

Isodiametric cells with thickening all over the walls.

Question number: 344

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

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MCQ▾

Question

A bicollateral vascular bundle has which of the following arrangement of tissues?

Choices

Choice (4) Response

a.

Outer phloem – outer cambium – middle xylem – inner cambium – inner phloem.

b.

Outer xylem – outer cambium – middle phloem – inner cambium – inner xylem.

c.

Outer phloem – outer xylem – middle cambium – inner xylem – inner phloem.

d.

Outer cambium – outer phloem – middle xylem – inner phloem – inner cambium.

Question number: 345

» Plant Physiology » Transport in Plants » Water Potential

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Question

By which method ions are absorbed by plants?

Choices

Choice (4) Response

a.

By difference in water potential.

b.

By carriers and pumps

c.

By molecular diffusion.

d.

By difference in DPD.

Question number: 346

» Cell Structure and Function » Cell Organelles - Structure and Function » Cell Membrane

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Question

Desmosome is modification of

Choices

Choice (4) Response

a.

nucleolus

b.

ER-Nucleus complex

c.

plasma membrane

d.

golgi bodies

Question number: 347

» Cell Structure and Function » Cell Organelles - Structure and Function » Mitochondria

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Question

The presence of DNA in mitochondria and chloroplast supports the hypothesis that

Choices

Choice (4) Response

a.

Glycolysis occurs in mitochondria and chloroplast both.

b.

Mitochondria and chloroplast undergo meiosis and mitosis independent of nucleus.

c.

ATP is produced in mitochondria and chloroplast both.

d.

Mitochondria and chloroplast both originated as independent free living organisms