YMCQs

Biology MCQs

Attempt Biology MCQs from the past papers of PPSC, KPPSC, SPSC, BPSC, and NTS.

Score: 0 / 25

Incorrect As: 0

Q 1: Homo erectus was early human beings found in:

A) Java
B) Serbia
C) Africa
D) None of these

Q 2: Who presented the 'Theory of Evolution'?

A) Dr Paul Muller
B) Charles Darwin
C) Edward Jenner
D) Dr Bernard Christian

Q 3: Who presented the theory 'Survival of Fittest'?

A) Edward Thomas
B) Malthus
C) Newton
D) Herbert Spencer

Q 4: The diversity of species on Earth is generating itself, proved the ideas of:

A) Louis Pasteur
B) Darwin
C) Robert Kouch
D) None of these

Q 5: Element present in the largest amount in the human body is:

A) Hydrogen
B) Nitrogen
C) Oxygen
D) Carbon

Q 6: The basic unit of plants and Animals:

A) Gene
B) Chromosome
C) Cell
D) DNA

Q 7: _______ contain two nuclei.

A) Plasmodium
B) Paramecium
C) Monocytes
D) None of these

Q 8: Smooth Endoplasmic Reticulum is involved in the synthesis and storage of:

A) Potysaccharides
B) DNA
C) Proteins
D) Lipids

Q 9: Packages of enzymes bounded by a membrane are called?

A) Endoplasmic Reticulum
B) Mitochondria
C) Golgi body
D) Lysosomes

Q 10: Which is Protein Factory for RNA?

A) Ribosomes
B) DNA
C) Chromosomes
D) None of these

Q 11: Powerhouse of living cell is called:

A) Cell wall
B) Cytoplasm
C) Mitochondria
D) None of these

Q 12: Size of animal and plant increase by:

A) Meiasis
B) Mitosis
C) Budding
D) None of these

Q 13: Organisms encode their genes in long strands of:

A) Chromosomes
B) DNA
C) CNA
D) Carbohydrates

Q 14: Approximately what fraction of the human genome encodes proteins?

A) 2%
B) 20%
C) 50%
D) 90%

Q 15: From which organism was DNA polymerase discovered in 1956?

A) Human
B) Yeast
C) E. coli (Escherichia coli)
D) Mouse

Q 16: What is the function of Centrosome?

A) Spindle fibre
B) Chromosome
C) Nucleus
D) Cell Wall

Q 17: How many chromosomes do people normally have?

A) 23 pairs
B) 40 pairs
C) 20 pairs
D) 50 pairs

Q 18: Non-flowering plants are called as?

A) Cryptogam
B) Angiosperm
C) Pteridophyte
D) Gymnosperm

Q 19: Pollen grains are produced by ________.

A) Filament
B) Stigma
C) Anther
D) Ovary

Q 20: Plants that grow over other plants:

A) Epiphyte
B) Hydrophyte
C) Xerophyte
D) None of these

Q 21: Which of the following Plants are called arthrophytes?

A) Lycopsids
B) Psitopsids
C) Sphenopsids
D) None of these

Q 22: Which plant does not produce food itself?

A) Fern
B) Algae
C) Japanese Iris
D) Fungus

Q 23: What plants are called which grow in dry weather having thick bark?

A) Xerophytes
B) Hydrophytes
C) Helophytes
D) Mesophytes

Q 24: Insectivorous plants among these are:

A) Venus Flytrap
B) Tropical Pitcher Plant
C) Sundew
D) All of these

Q 25: Amborella is:

A) Shrub or small tree
B) Group of animals
C) A large worm
D) None of these