Cell Structure and Function (NEET Biology): Questions 235 - 242 of 407

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Question number: 235

» Cell Structure and Function » Cell and Cell Theory

MCQ▾

Question

All the xylem elements, when mature are dead except -

Choices

Choice (4) Response

a.

Xylem Fibre

b.

Xylem Parenchyma

c.

Vessels

d.

Tracheids

Question number: 236

» Cell Structure and Function » Plant Cell and Animal Cell

MCQ▾

Question

Thickenings in collenchyma mainly due to deposition of -

Choices

Choice (4) Response

a.

Suberin

b.

Cellulose

c.

Lignin

d.

Pectin

Question number: 237

» Cell Structure and Function » Cell and Cell Theory

MCQ▾

Question

Branches of Botany dealing with the internal organization of plants called as:

Choices

Choice (4) Response

a.

Anatomy

b.

Physiology

c.

Cytology

d.

Ecology

Question number: 238

» Cell Structure and Function » Plant Cell and Animal Cell

MCQ▾

Question

The cell functionally associated with sieve tube is –

Choices

Choice (4) Response

a.

Phloem fibres

b.

Collenchyma

c.

Companion cell

d.

Phloem Parenchyma

Question number: 239

» Cell Structure and Function » Cell and Cell Theory

MCQ▾

Question

The tissue not having specifically thickened walls are

Choices

Choice (4) Response

a.

Collenchyma

b.

Parenchyma

c.

Sclereids

d.

Fibres

Question number: 240

» Cell Structure and Function » Plant Cell and Animal Cell

MCQ▾

Question

A mature sieve tube differs from a vessel -

Choices

Choice (4) Response

a.

Absence of lignified walls

b.

In lacking a functional nucleus

c.

Being nearly dead

d.

Lacking cytoplasm

Question number: 241

» Cell Structure and Function » Cell and Cell Theory

MCQ▾

Question

In monocotyledonous roots, the Histogen present at the apex of the root tip is

Choices

Choice (4) Response

a.

Dermatogen

b.

Procambium

c.

Calyptrogen

d.

Plerome

Question number: 242

» Cell Structure and Function » Plant Cell and Animal Cell

MCQ▾

Question

Vessels differ from tracheids -

Choices

Choice (4) Response

a.

In being derived from a single cell

b.

Because they conduct water

c.

In being living

d.

In having vertical row of cells with cross walls dissolved

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