M C Q s D r i v e

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.

The first cloned animal was____________?
A Goat
B Cow
C Rat
D Sheep
Correct Answer: Sheep
Insects responsible for transmitting diseases are called___________?
A Drones
B Vectors
C Hybirds
D None of these
Correct Answer: Vectors
Term the time during which an orgnism is present in the body before causing disease ?
A Rest period
B Incubation period
C Sleeping period
D Inclubation time
Correct Answer: Incubation period
Virus is__________?
A unicellular
B multicellular
C acellular
D none of these
Correct Answer: acellular
__________is a condition in which there is an absence of oxygen supply to an organ’s tissues?
A Anoxia
B Anorexia
C Hypoxia
D Enuresis
Correct Answer: Anoxia
Study of interaction of living organisms with other organisms and their environment relates with ___________ ?
A Botany
B Ecology
C Social biology
D Pharmacology
Correct Answer: Ecology
Dorsal root of spinal nerves contain only __________ ?
A Effectors neurons
B Receptor neurons
C Stimulators
D Detector neurons
Correct Answer: Receptor neurons
The higher animals have special organs for exchange of gases as their skin is ___________ ?
A Thin
B Thick
C Soft
D Hard
Correct Answer: Thick
Circular disc shaped structure with a round hole is ___________ ?
A Iris
B Pupil
C Horoid coat
D Ciliary body
Correct Answer: Iris
The first ever vascular plants are_________?
A Cooksonia
B Selaginella
C Adiantum
D Dryopteris
Correct Answer: Cooksonia