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MCQOPTIONS
This section includes 1844 Mcqs, each offering curated multiple-choice questions to sharpen your Grade10 knowledge and support exam preparation. Choose a topic below to get started.
| 851. |
The duct in which sperms are moved after arriving in the epididymis is called |
| A. | Cowper's gland |
| B. | vas prostate gland |
| C. | vas scrotum |
| D. | vas deferens |
| Answer» E. | |
| 852. |
The haploid microspores produced in pollen sacs are called |
| A. | ovary |
| B. | anther |
| C. | stamen |
| D. | carpel |
| Answer» C. stamen | |
| 853. |
The point where the seed is attached to the ovary wall is called |
| A. | Plumule |
| B. | radicle |
| C. | hilum |
| D. | none of above |
| Answer» D. none of above | |
| 854. |
Peripheral Nervous System consists of nerves and |
| A. | neurons |
| B. | nerve fibers |
| C. | ganglia |
| D. | spinal nerves |
| Answer» D. spinal nerves | |
| 855. |
The examples of effectors in nervous coordination |
| A. | human skin and eyes |
| B. | nerve impulses |
| C. | glands and muscles |
| D. | target tissues |
| Answer» D. target tissues | |
| 856. |
Considering 10 hours after the intake of food, the normal blood glucose level (per 100 ml) is |
| A. | 70 to 99 mg |
| B. | 100 to 125 mg |
| C. | 126 to 140 mg |
| D. | 50 to 70 mg |
| Answer» B. 100 to 125 mg | |
| 857. |
The vasopressin and oxytocin hormone is secreted by the |
| A. | posterior lobe of pituitary gland |
| B. | anterior lobe of pituitary gland |
| C. | anterior lobe of thyroid gland |
| D. | posterior lobe of thyroid gland |
| Answer» B. anterior lobe of pituitary gland | |
| 858. |
Height, Weight, intelligence and foot size are examples of |
| A. | continuous variations |
| B. | discontinuous variations |
| C. | dominance trait |
| D. | recessive trait |
| Answer» B. discontinuous variations | |
| 859. |
What is the term used for a genotype in which the gene pair contains two different alleles? |
| A. | homozygous genotype |
| B. | heterozygous genotype |
| C. | phenotype |
| D. | none of above |
| Answer» C. phenotype | |
| 860. |
The alternating forms of genes are known as |
| A. | assorted crosses |
| B. | transcription crosses |
| C. | alleles |
| D. | translating crosses |
| Answer» D. translating crosses | |
| 861. |
The alternative form of a gene is |
| A. | loci |
| B. | inheritance |
| C. | transcription |
| D. | alleles |
| Answer» E. | |
| 862. |
The genes of the chromosome consist of |
| A. | genesis |
| B. | dominant genesis |
| C. | deoxyribonucleic acid |
| D. | alleles |
| Answer» D. alleles | |
| 863. |
The central concept of natural selection is the evolutionary |
| A. | change |
| B. | ending |
| C. | relation |
| D. | fitness |
| Answer» E. | |
| 864. |
Adenine of one nucleotide forms pair with |
| A. | guanine |
| B. | cytosine |
| C. | uracil |
| D. | thymine |
| Answer» E. | |
| 865. |
A condition when a gene masks the expression of other is |
| A. | recessive |
| B. | dominance |
| C. | incomplete dominance |
| D. | complete dominance |
| Answer» C. incomplete dominance | |
| 866. |
The plants that are bred in artificial selection are classified as |
| A. | traitors |
| B. | breeds |
| C. | karyotin |
| D. | cultivars |
| Answer» E. | |
| 867. |
What is present on the outside of double helix? |
| A. | nitrogenous base |
| B. | phosphate-sugar backbone |
| C. | nucleotides |
| D. | ribose sugar |
| Answer» D. ribose sugar | |
| 868. |
Which of the following is characterized by the accumulation of uric acid crystals in moveable joints? |
| A. | osteoarthritis |
| B. | rheumatoid arthritis |
| C. | gout |
| D. | osteoporosis |
| Answer» D. osteoporosis | |
| 869. |
The number of ribs in the human body is called |
| A. | 30 ribs |
| B. | 32 ribs |
| C. | 28 ribs |
| D. | 24 ribs |
| Answer» E. | |
| 870. |
The muscle that contracts and straightens the joint is called |
| A. | flexor muscle |
| B. | straightening muscle |
| C. | extensor muscle |
| D. | skeletal muscle |
| Answer» D. skeletal muscle | |
| 871. |
Which of the following is made by pairing biceps and triceps? |
| A. | coordinators |
| B. | oppositely working muscles |
| C. | antagonists |
| D. | muscles |
| Answer» D. muscles | |
| 872. |
The flexible yet strong cartilage present in the human skeleton is called |
| A. | fibrous cartilage |
| B. | inelastic cartilage |
| C. | hyaline cartilage |
| D. | elastic cartilage |
| Answer» D. elastic cartilage | |
| 873. |
Along with regular intervals of axons, the specialized neuroglial cells are called |
| A. | dendrites |
| B. | malign axons |
| C. | Schwann cells |
| D. | rotator neurons |
| Answer» D. rotator neurons | |
| 874. |
What type of disorder epilepsy is? |
| A. | nervous disorder |
| B. | functional disorder |
| C. | vascular disorder |
| D. | psychological disorder |
| Answer» C. vascular disorder | |
| 875. |
The major parts of hindbrain include |
| A. | pons |
| B. | medulla oblongata |
| C. | cerebrum |
| D. | all of above |
| Answer» E. | |
| 876. |
Where are sound receptor cells present? |
| A. | vestibule |
| B. | semicircular canals |
| C. | cochlea |
| D. | ear |
| Answer» D. ear | |
| 877. |
Reflexes such as vomiting, coughing, sneezing, etc. are controlled by |
| A. | spinal cord |
| B. | midbrain |
| C. | medulla oblongata |
| D. | cerebellum |
| Answer» D. cerebellum | |
| 878. |
The complete loss of function by one or more muscle groups is called |
| A. | functional disorder |
| B. | epilepsy |
| C. | vascular disorder |
| D. | paralysis |
| Answer» E. | |
| 879. |
The parts of the human body that produces specific responses after receiving messages from coordinators are classified as |
| A. | acceptors |
| B. | reflectors |
| C. | effectors |
| D. | coordinators |
| Answer» D. coordinators | |
| 880. |
Considering the autonomic nervous system, the nervous system which prepares the human body in dealing with emergencies is called |
| A. | sympathetic nervous system |
| B. | parasympathetic nervous system |
| C. | reflexive nervous system |
| D. | temporal nervous system |
| Answer» B. parasympathetic nervous system | |
| 881. |
The person suffering from the long sight disorder is not able to see the |
| A. | distant objects clearly |
| B. | near objects clearly |
| C. | blue objects clearly |
| D. | red objects clearly |
| Answer» C. blue objects clearly | |
| 882. |
Considering the lobes of the cerebral cortex, the lobe which is responsible for smell and hearing is called |
| A. | frontal |
| B. | occipital |
| C. | temporal |
| D. | parietal |
| Answer» D. parietal | |
| 883. |
The plantation of new plants on non-forest areas is classified as |
| A. | deforestation |
| B. | afforestation |
| C. | overpopulation |
| D. | global warming |
| Answer» C. overpopulation | |
| 884. |
The name of the upper layer of the atmosphere is |
| A. | stratosphere |
| B. | troposphere |
| C. | thermosphere |
| D. | exosphere |
| Answer» B. troposphere | |
| 885. |
The interaction between different species and the members of species lives together for shorter or longer periods is called |
| A. | predation |
| B. | competition |
| C. | symbiosis |
| D. | commensalism |
| Answer» D. commensalism | |
| 886. |
The term "Deforestation" means |
| A. | clearing of forest |
| B. | formation of forest |
| C. | growth of forest |
| D. | damaging of forest |
| Answer» B. formation of forest | |
| 887. |
The breakdown of proteins of dead organisms to ammonia is |
| A. | nitrification |
| B. | denitrification |
| C. | ammonification |
| D. | nitrogen fixation |
| Answer» D. nitrogen fixation | |
| 888. |
As a result of overpopulation, there is a loss of |
| A. | community |
| B. | ecosystem |
| C. | biome |
| D. | ecosystem |
| Answer» E. | |
| 889. |
A mass of cells produce as a result of mitosis is |
| A. | cluster |
| B. | group |
| C. | calluses |
| D. | graft |
| Answer» D. graft | |
| 890. |
The optimum temperature for seed germination is 25 °C to |
| A. | 30 °C |
| B. | 40 °C |
| C. | 27 °C |
| D. | 35 °C |
| Answer» B. 40 °C | |
| 891. |
The secretions that are responsible for the lubrication of ducts are produced by |
| A. | spermatogonia glands |
| B. | prostate glands |
| C. | Cowper's glands |
| D. | seminal glands |
| Answer» D. seminal glands | |
| 892. |
Mint is reproduced by |
| A. | bulbs |
| B. | corms |
| C. | stem tubers |
| D. | suckers |
| Answer» E. | |
| 893. |
In the normal chemical composition of urine, water participate |
| A. | 0.98 |
| B. | 0.94 |
| C. | 0.93 |
| D. | 0.95 |
| Answer» E. | |
| 894. |
Kidneys filter blood to produce |
| A. | urea |
| B. | uric acid |
| C. | urine |
| D. | ammonia |
| Answer» D. ammonia | |
| 895. |
The dialyzer is an apparatus used for |
| A. | kidney transplant |
| B. | hemodialysis |
| C. | peritoneal dialysis |
| D. | kidney removal |
| Answer» C. peritoneal dialysis | |
| 896. |
Less filtration and more reabsorption occurs when there is |
| A. | shortage of water |
| B. | excess of water |
| C. | loss of water |
| D. | absorption of water |
| Answer» B. excess of water | |
| 897. |
In plants, Calcium oxalate is deposited in the form of |
| A. | salts |
| B. | ions |
| C. | chemical |
| D. | crystal |
| Answer» E. | |
| 898. |
Location at which two or more bones make contact is called |
| A. | joint |
| B. | tendon |
| C. | ligament |
| D. | cartilage |
| Answer» B. tendon | |
| 899. |
In osteoarthritis, the bones at the joints will |
| A. | swell |
| B. | soft |
| C. | bend |
| D. | fused |
| Answer» E. | |
| 900. |
The joints which allow movements in one plane and move back and forth are |
| A. | moveable |
| B. | ball and socket |
| C. | slightly moveable |
| D. | immoveable |
| Answer» B. ball and socket | |