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Biology 1525 MCQs [All-Courses]

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Biology covers key concepts of life, organisms, and human systems with exam-focused notes for PPSC, FPSC, KPPSC, BPSC.,NTS, OTS, AJKPSC. Clear, concise topics help students prepare effectively for competitive tests.

All Topics  1525

On the basis of collected facts and figures, a scientist formulates a factitive statement called:
A Observation
B Research work
C Hypothesis
D Inductive Reasoning
Correct Answer: Hypothesis
Members of one species inhabiting the same are form__________?
A Species
B Community
C Ecosystem
D Population
Correct Answer: Population
A group of very similar inter breeding organisms constitutes?
A Biosphere
B Ecosystem
C Population
D Species
Correct Answer: Species
A group of similar cells that perform a specific function is:
A Organ
B Tissues
C Organelle
D Organ System
Correct Answer: Tissues
Which of the following is an example of “molecule”?
A Chloroplast
B A Nerve Cell
C DNA
D Hydrogen
Correct Answer: DNA
Two or more populations of different species living and interacting in the same area form
A Biosphere
B Community
C Population System
D Ecosystem
Correct Answer: Community
Various tissue types combine to make up__________?
A Cells
B Organs
C Organ System
D Organelles
Correct Answer: Organs
Functional unit of DNA Is____________?
A Nucleus
B Genes
C Chromosomes
D Nucleolus
Correct Answer: Genes
Organelles are_______________?
A Unicellular structures
B Multi-cellular structures
C Sub-cellular structures
D Non-cellular structures
Correct Answer: Sub-cellular structures
With different chemical arrangements and formation Of complex molecules, the life emerges on the level of the ?
A Cells
B Tissues
C Organs
D Organ System
Correct Answer: Cells

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