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Biology Life Science Test Easy Mode MCQs With Answers
Question # 1
There are _______________ chromosomes in humans.
Choose an answer
46
18
16
23
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Question # 2
Who discovered Golgi bodies?
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Dolland
Pasteur
Camilla Golgi
Theodor Schwann
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Question # 3
Ribosomes are constructed in the ______.
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Endoplasmic reticulum
Nucleoid
Nucleolus
Nuclear pore
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Question # 4
Lysosomes were discovered by:
Choose an answer
Rene de Duve
Robert brown
Schwaan
Louls pastuer
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Question # 5
Members of the same species living in the same place is called:
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Habitat
Biosphere
Community
Population
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Question # 6
The potential energy is stored in chemical bonds and is released as _____________ energy when these bonds break.
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Heat
Light
Kinetic
Solar
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Question # 7
There are _________ P-bonds in an ATP molecule.
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Two
Nine
Six
Four
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Question # 8
Two consecutive cell division occurs in ..............
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Meiosis
Mitosis
Interphase
None
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Question # 9
............... is abbreviated from Adenosine Tri Phosphate.
Choose an answer
ATP
ADP
AMP
All
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Question # 10
Which of the following characters is not true about enzymes?
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Globular in shape
Non-specific
Protein in nature
Highly reactive
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Question # 11
What happens when a mismatched blood group is injected in recipient?
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Antibodies of the recipient's blood destroy donor's RBCs
Antibodies of the donor's blood breakdown recipient's RBCs
Both of these can happen
None of these and such transfusion can be safe
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Question # 12
_________ atom is the principal building block of many kind of biomolecules.
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Oxygen
Carbon
Hydrogen
Nitrogen
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Question # 13
The part of brain responsible for muscle movement interpretation of senses and the memory is:
Choose an answer
Meulla obtangata
Cerebrum
Cerebelium
Pons
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Question # 14
The actual location of gene on chromosome is.
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Locus
Karyotype
chromatids
Centromere
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Question # 15
The normal body temperature of man is:
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27°C
37°C
47°C
57°C
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Question # 16
A purple flowered pea plant has the genotype PP, which of the following statements about this plant is FALSE.
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Its phenotype will be white flowers .
It has a homozygous dominant genotype.
When bred to a white flowered plant all offspring will be purple flowered.
All the gametes produced will have the same flower colour allele
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Question # 17
______ get solar energy and transform it into chemical energy by the process of photosynthesis.
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Decomposers
Producers
consumers
Predators
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Question # 18
During binary fission, how many cells are formed?
Choose an answer
Two daughter cells
Four cells
Many cells
All of these
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Question # 19
Chromatin material is made of.
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DNA
Protein
RNA
DNA and protein
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Question # 20
All ecosystems of the world combine to form.
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Community
Population
Biosphere
Competition
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Question # 21
In mammals, the number of bones in lower jaw are:
Choose an answer
Only one
3
4
2
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Question # 22
Biospher surrounding the earth is about:
Choose an answer
17 km
18 km
19 km
20 km
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