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Free download in PDF CBSE Class 11 Biology Multiple Choice Questions(MCQs) with Answers. Here Gkseries provide Biology Solve Questions and Answers for CBSE Class 11 Students.
61
Which of the following is polysaccharide:
[A]
Glucose
[B]
Glycogen
[C]
Maltos
[D]
Lactose
62
The most common monomer of carbohydrates is a molecule of :
[A]
sucrose
[B]
lactose
[C]
maltose
[D]
glucose
63
It is the most abundant carbohydrate in nature:
[A]
Sucrose
[B]
Maltose
[C]
Starch
[D]
Cellulose
64
Amino acids (proteins) are present in the cell walls of:
[A]
Bacteria
[B]
Angiosperms
[C]
Mosses
[D]
Gymnosperms
65
They are absent in higher plants:
[A]
Centrioles
[B]
Plastids
[C]
Cell Membranes
[D]
Golgi Apparatus
66
Proteins are synthesized in the:
[A]
Ribosomes
[B]
Mitochondria
[C]
Nucleus
[D]
Nucleolus
67
The 60S and 40S subunits on attachment with each other form:
[A]
100S particle
[B]
90S particle
[C]
80S particle
[D]
70S particle
68
Morphologically Endoplasmic Reticulum exists in:
[A]
Four forms
[B]
Three forms
[C]
Two forms
[D]
One form
69
Smooth Endoplasmic Reticulum helps to:
[A]
Synthesize proteins
[B]
Detoxify the harmful drugs
[C]
Prepare food
[D]
Decompose proteins
Answer: Detoxify the harmful drugs
70
New Ribosomes are assembled in the :
[A]
Nucleolus
[B]
Mitochondria
[C]
Endoplasmic Reticulum
[D]
Golgi Apparatus
71
The water percentage of cytosol in the cytoplasm is:
[A]
50
[B]
60
[C]
70
[D]
90
72
It is a site of certain metabolic pathways:
[A]
Cell wall
[B]
Plasma membrane
[C]
Cytoplasm
[D]
A & B
73
It is the first to be formed:
[A]
Primary wall
[B]
Secondary wall
[C]
Tertiary wall
[D]
Middle lamella
74
It is a true cell wall in a newly growing cell:
[A]
Primary wall
[B]
Plasma membrane
[C]
Secondary wall
[D]
Middle lamella
75
Many substances that are not needed constantly enter the cell by:
[A]
Passive transport
[B]
Active transport
[C]
Negative transport
[D]
Fast transport
76
Substances cross the cell membrane more easily when they are:
[A]
Lipid soluble
[B]
Water soluble
[C]
Protein soluble
[D]
Alcohol soluble
77
Parenchyma cells are concerned with:
[A]
Secretion
[B]
Support
[C]
Carry Oxygen
[D]
Storage of surplus food
Answer: Storage of surplus food
78
They provide support to the plant body:
[A]
Phloem cells
[B]
Parenchyma cells
[C]
Sclerenchyma cells
[D]
Chlorechyma cells
Answer: Sclerenchyma cells
79
Henri Dutrochet confirmed.
[A]
Robert Brown observations on Nucleus
[B]
Robert Hooke’s observations on Cells
[C]
Schwann observations of cells
[D]
Schleiden observations on cells
Answer: Robert Hooke’s observations on Cells
80
In thin slices of cork Robert Hooke noticed.
[A]
Tiny creatures
[B]
Small holes
[C]
Small chambers
[D]
Bacteria
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