Home
Current Affairs January 2024

What is the correct answer?

4

What type of microorganism is responsible for turning milk into yogurt and cheese?

A. Bacteria

B. Virus

C. Fungus

D. Protist

Correct Answer :

A. Bacteria


Related Questions

What is the correct answer?

4

The human heart has how many chambers?

A. 2

B. 3

C. 4

D. 5

What is the correct answer?

4

What is the term for the total number of individuals of a species in a given area?

A. Population density

B. Carrying capacity

C. Population dispersion

D. Population growth rate

What is the correct answer?

4

What is the term for the process by which animals change their physical and behavioral traits in response to seasonal changes?

A. Hibernation

B. Migration

C. Estivation

D. Camouflage

What is the correct answer?

4

What is the process by which segments of DNA are shuffled during the formation of gametes, leading to genetic diversity?

A. Meiosis

B. Mitosis

C. Replication

D. Crossing over

What is the correct answer?

4

What is the primary function of the plant cuticle?

A. Gas exchange

B. Water retention and protection

C. Photosynthesis

D. Nutrient absorption

What is the correct answer?

4

What is the primary driver of the current global biodiversity crisis?

A. Habitat loss

B. Climate change

C. Pollution

D. Invasive species

What is the correct answer?

4

What is the primary function of the root system in plants?

A. Photosynthesis

B. Anchoring the plant and absorbing water and nutrients

C. Producing flowers and fruits

D. Transporting sugars

What is the correct answer?

4

Which of the following is the smallest unit of the nervous system?

A. Neuron

B. Nerve

C. Ganglion

D. Brain

What is the correct answer?

4

Which term refers to the variety of life on Earth, including the diversity of species, ecosystems, and genetic variation within species?

A. Sustainability

B. Biodiversity

C. Ecology

D. Conservation

What is the correct answer?

4

The smallest unit of a chemical element that retains the properties of that element is called:

A. Atom

B. Molecule

C. Cell

D. Tissue

What is the correct answer?

4

Which process involves the copying of DNA into a complementary RNA molecule?

A. Transcription

B. Translation

C. Replication

D. Mutation

What is the correct answer?

4

What is the function of the human gallbladder?

A. Storage of bile

B. Production of insulin

C. Digestion of proteins

D. Filtration of blood

What is the correct answer?

4

What is the term for the process by which an animal forms a social attachment to another object or organism, often occurring shortly after birth?

A. Conditioning

B. Habituation

C. Reflex

D. Imprinting

What is the correct answer?

4

What is the process by which species evolve into more diverse forms over time?

A. Speciation

B. Convergent evolution

C. Divergent evolution

D. Coevolution

What is the correct answer?

4

Which class of vertebrates includes animals with scales, a bony skeleton, and a two-chambered heart?

A. Mammals

B. Amphibians

C. Reptiles

D. Birds

What is the correct answer?

4

What is the function of the cell membrane?

A. Synthesizing proteins

B. Protecting the nucleus

C. Regulating the passage of substances in and out of the cell

D. Storing genetic information

What is the correct answer?

4

What is the name of the enzyme that unwinds and separates the DNA strands during replication?

A. RNA polymerase

B. Ligase

C. Helicase

D. Polymerase chain reaction (PCR)

What is the correct answer?

4

What is the term for the physical appearance of an organism based on its genetic makeup?

A. Genotype

B. Phenotype

C. Allele

D. Homozygote

What is the correct answer?

4

Which of the following is NOT a method of bacterial reproduction?

A. Binary fission

B. Budding

C. Conjugation

D. Meiosis

What is the correct answer?

4

Which biome is characterized by cold temperatures, permafrost, and a lack of trees?

A. Tundra

B. Desert

C. Tropical rainforest

D. Grassland

What is the correct answer?

4

What term describes the variety of different species in a particular habitat or ecosystem?

A. Species richness

B. Genetic diversity

C. Ecosystem diversity

D. Species evenness

What is the correct answer?

4

What is the primary function of the mitochondria?

A. Protein synthesis

B. Energy production

C. Lipid synthesis

D. Waste elimination

What is the correct answer?

4

Which hominid species is known for its use of fire and tools, and is believed to be the first to migrate out of Africa?

A. Neanderthals

B. Homo erectus

C. Australopithecus afarensis

D. Homo habilis

What is the correct answer?

4

What is the main function of the kidneys in the human body?

A. Regulation of blood sugar levels

B. Production of red blood cells

C. Filtration of blood and excretion of waste products

D. Digestion of food

What is the correct answer?

4

What is the name of the protein that carries oxygen in red blood cells?

A. Insulin

B. Hemoglobin

C. Collagen

D. Myoglobin

What is the correct answer?

4

What is the term for the study of human societies, cultures, and behaviors?

A. Sociology

B. Anthropology

C. Psychology

D. Archaeology

What is the correct answer?

4

What is the largest organ in the human body?

A. Brain

B. Liver

C. Skin

D. Heart

What is the correct answer?

4

What is the primary function of the fallopian tubes in the female reproductive system?

A. Menstruation

B. Fertilization of the egg by sperm

C. Implantation of the fertilized egg in the uterus

D. Production of estrogen

What is the correct answer?

4

Which level of ecological organization includes all the biotic and abiotic factors in a given area?

A. Population

B. Community

C. Ecosystem

D. Biosphere

What is the correct answer?

4

Which of the following is a sex-linked genetic disorder?

A. Huntington's disease

B. Down syndrome

C. Hemophilia

D. Cystic fibrosis