Matric 10th Class Biology Guess Paper 2020-Biology Guess Paper 10th Class 2020

• homeostasis and example
• difference between osmoregulation and thermoregulation
• pressure filtration
• tubular secretion
• glomerulus filtrate
• lithotripsy
• renal cortex and renal medulla
• kidney transplant
• dialysis
• kidney stone and its symptoms

Unit 3:

• coordination and names of its types
• ganglions 
• spinal cord and its functions
• components of coordination
• difference between stimulus and receptor
• difference between a reflex action and reflex arc
• somatic and autonomic nervous system 
• myopia and hypermetropia
• define hormone and endocrine system
• pituitary gland and its functions
• Unit 4
• skeleton and endoskeleton 
• difference between flexer and extensor
• osteocytes
• number of bones in the axial and appendicular skeleton
• types of joins
• difference between tendons and ligaments
• what is bone? difference between compact and spongy bone
• osteoporosis

Unit 5

• reproduction and its types
• fragmentation
• multiple fission
• parthenocarpy
• benefits and disadvantages of vegetative propagation
• endospores
• pollination, self-pollination and crosss-pollination
• alternation of generations
• Unit 6
• what is a trait
• define heredity with example
• co-dominance and incomplete dominance
• difference between genotype and phenotype
• difference between dominant and recessive allele
• difference between gene and allele
• artificial and natural selection
• difference between homozygous and heterozygous allele
• difference between translation and transcription

Unit  7:

• define ecology and community
• define ecosystem
• define mutualism with an example
• what is acid rain and give its effects
• predation with examples
• difference between food chain and food web
• difference between ecto and endoparasites
• difference between nitrification and denitrification
• what is symbiosis

Unit 8:

• What is biotechnology
• single cell protien
• what is fermentor and give it advantages
• purposes of genetic engineering
• what is recombinant DNA?
• Define fermentation
• alcoholic and lactic acid fermentation

Unit 9:

• Define pharmacology and give its relation to pharmacy.
• vaccine and vaccination 
• narcotics
• hallucinogens
• sedative and its harms
• difference between analgesics and antibiotic

10th class biology paper  important long questions 2020

• the osmoregulatory function of the kidney
• struture and function of nephron with diagram
• osmoregulation adaptations in plants
• difference between xerophytes and halophytes
• difference between hydrophytes and xerophytes
• write a note on neuron
• structure of the human eye
• write a note of forebrain
• functions of lobes of the cerebrum
• cartilage and its types
• type of joints
• arthritis and its types
• advantages and disadvantages of vegetative propagation
• a note on reproductive system of female rabbit
• conditions for fermentation of seed
• nitrogen cycle
• biotic elements of the ecosystem
• carbon cycle
• purposes and aims of genetic engineering
• steps of genetic engineering
• uses of biotechnology

• Other all classes guess paper 2020

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• 2nd year guess paper 2020