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Free download in PDF CBSE Class 11 Biology MCQs & Answers. Here Gkseries provide Biology Solve Questions and Answers for CBSE Class 11 Students.
81
Robert Hooke examined thin slices of cork made up of the bark of:
[A]
Pine
[B]
Sheesham
[C]
Oak
[D]
Mulberry
82
The pushing out of materials by the cell against the concentration gradient is:
[A]
Low transport
[B]
Passive transport
[C]
Active transport
[D]
Moderate transport
83
Nucleus in plant cells was discovered by:
[A]
Dutrochet
[B]
Robert Brown
[C]
Robert Hooke
[D]
Schleiden
84
Inside human body Plasmodium attacks:
[A]
Nerve cells
[B]
Red blood cells
[C]
White blood cells
[D]
Kidney cells
85
Sexual reproduction of the malaria parasite occurs in :
[A]
Man
[B]
Mosquito
[C]
Red blood cells
[D]
None
86
In case of typical attack, malarial patient feels:
[A]
Very cold and chilly
[B]
Very Warm
[C]
Sleepy
[D]
Normal
Answer: Very cold and chilly
87
The entry of Plasmodium into the blood of Man was discovered by:
[A]
A. F. A. King
[B]
Laveran
[C]
Ronald Ross
[D]
Grassi
88
People who slept outside in open spaces suffered from malaria more frequently than those who slept indoors, indicates that:
[A]
Bad air is involved in the spread of Malaria
[B]
Bacteria are involved in the spread of Malaria
[C]
Mosquitoes are involved in the spread of Malaria
[D]
Birds are involved in the spread of Malaria
Answer: Mosquitoes are involved in the spread of Malaria
89
Which of the following is involved in the spread of malaria ?
[A]
Bacterium
[B]
Bad Air
[C]
Virus
[D]
Mosquito
90
The statement made by a scientist, which may be the possible answer to the problem.
[A]
Deduction
[B]
Theory
[C]
Hypothesis
[D]
Law
91
Pollution of our surroundings in the recent past has resulted because of:
[A]
Rapid industrialization
[B]
Biological Research
[C]
Information Technology
[D]
Forestation
Answer: Rapid industrialization
92
Anatomy deals with the study of:
[A]
Relationship between organisms and their environment
[B]
Development of an organism from a fertilized egg or zygote
[C]
Structure and function of molecular components of the cell
[D]
Internal organs of organisms
Answer: Internal organs of organisms
93
Taxonomy is the study of:
[A]
Functions of different parts of organisms
[B]
Naming and classification of organisms
[C]
Hereditary characters
[D]
Structure and functions of cells
Answer: Naming and classification of organisms
94
Man has been able to produce food in greater quantities due to advancement in:
[A]
Mathematics
[B]
Biology
[C]
Physics
[D]
Space Biology
95
It is the study of fossils and their relationship to the evolution of life on earth:
[A]
embryology
[B]
taxonomy
[C]
physiology
[D]
None of these
96
They are the remains or impressions of living organisms preserved in rocks:
[A]
Fossils
[B]
Statutes
[C]
Tissues
[D]
Calcium
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