Class 10 Biology Grand MCQs Tests

How many genetically different kinds of gametes an individual with genotype AaBB can produce?

Lungs are covered with double layered membranous sac called:

Which of the following is ball-and-socket joint?

Which type of blood vessels surrounds the alveoli?

Microspore germinates into the:

Petals of the flower collectively form the whorl known as:

The initial step of carbohydrate fermentation and aerobic respiration is same. It is:

Right human lung is slightly bigger and has:

The horizontal, elongated underground stems with scale leaves are called:

The Nervous System which controls conscious and voluntary actions is:

Gaseous exchange in young roots occurs through:

Who proposed “The Theory of Natural Selection”?

The number of cranial bones in skull is:

What are the main components of a bone?

Oxytocin and vasopressin are secreted by:

The white blood cells which recognize the weekend or dead pathogens and start producing antibodies against them are:

All of the following are produced through Artificial selection from wild Mustard EXCEPT:

In chromatin, DNA rapes around histone proteins and forms structures called:

During unfavorable condition, Amoeba reproduces asexually by:

The system which prepares the body to deal with the situation of fight or flight is:

The gaseous exchange in Humans occurs through:

In a Food Chain, Grass → Grasshopper → Frog → Snake, the secondary consumer is:

Acrylic acid produced by Bacillus bacteria is used in:

Which sequence correctly describes the flow of energy in an ecosystem?

Body balance of water, salts, temperature and glucose is termed as:

Nerves impulses which jump over the areas of myelin sheath going from node to node are called:

The tube between kidney and urinary bladder is the:

In woody stems and mature roots, the gaseous exchange takes place through:

Breathing rate is controlled by respiratory center in the brain which is sensitive to the concentration of:

Which one of the following is not true for biceps?

After injury, __________ is used to stop bleeding and prevent infection.

A disease involving the breakdown of air sacs of lungs is:

Mucilage is produced in _______ plants.

Which of the following reaction shows the correct sequence of events of fermentation in bacteria?

Enrichment of water with inorganic nutrients is called:

The non-myelinated points between the areas of myelin on an axon are called:

Mendel carried out a large number of experiments on:

The three semi circular canals and vestibule of inner ear are responsible for:

All of these are parts of hind brain EXCEPT:

Which one among these contains many dendrites but only one axon?

The location of gene on the chromosomes is termed as:

Which of the following is NOT a part of axial skeleton?

Which one of the following is NOT true about Ligaments?

The drug applied on wounds to stop bleeding is:

An air pollutant which can cause acid rain is/are:

Aspirin is categorized as:

Gums are produced as waste material by:

The part of inner ear which contains receptors for hearing is called:

Rhizopus reproduces asexually by:

Find the correct match for the fermentation product and the organism involved:

Oogonia are enclosed in the structure inside ovary called:

Which of the following features of skin DOES NOT help in thermoregulation?

Special proteins which are present in pathogens and stimulate the immune response in the host are called:

Which one of the following lobe in cerebrum is connected with smell and hearing?

Double fertilization in plants means:

__________ is used to dissolve blood clots in body.

When we eat onion, our trophic level is:

The opening of Larynx is called:

Identify the correctly matched pair:

The addictive drugs Mescalling and Psilocin are used as:

Which cartilage is found at the ends of long bones?

The genotype having two identical alleles for a trait is known as:

Digitalis, the cardiotonic which is used to stimulate heart is made from the leaves of:

A large muscle that separates the chest cavity from abdominal cavity and helps in breathing is called:

When we eat onions, our trophic level is:

The disease in which virus destroys white blood cells and results in loss of immunity against infections is called:

Bryophyllum undergoes vegetative propagation through adventitious buds present on:

When in the heterozygous condition one allele make the expression of the other, it is called:

Which of the following nervous systems is responsible for “Fight or Flight” response?

All of these are endo parasites EXCEPT:

What passes through the membranes of a kidney machine (dialyzer)?

What are the chances of a baby to have blood group O, if the blood group of mother is O and that of father is AB?

The disorder in which there is an accumulation of uric acid in joints is called:

In some plants, ovaries develop into fruit without fertilization. This process is known as:

Insulin and glucagon are produced in the:

In double fertilization, endosperm nucleus is formed by fusion of a sperm with:

Which of the following enzyme is used to dissolve blood clots?

The mature bone cells are:

Binary fission in bacteria involves all EXCEPT:

How many genetically different kinds of gametes an individual with genotype AAbb can produce?

Identify correctly matched pair:

How many genetically different kinds of gametes an individual with genotype AAbb can produce?

Which of the following drugs is obtained from plants?

Parasitic plants grow special types of roots into host body to suck the nutrients. These roots are called as:

Which of the following is not an example of continuous variation?

The correct route of urine from distal convoluted tubules to bladder is:

The Hormone which may prove effective against brain and lung cancer is called:

How many bones make Human skull?

Which of the following narcotics are derived from opium (Poppy)?

Which of these is an anti-viral protein?

The vector DNA and attached Gene of interest are collectively called:

Double fertilization in plants means:

Which of the following is ball-and-socket joint?

Which of the following is true about parthenogenesis?

Synthesis of an RNA molecule from a DNA template is known as:

Find the correct match for the fermentation product and the organism involved:

In chemical coordination, endocrine glands secrete chemicals which are/is:

Find the INCORRECT statement:

Renal corpuscle is a part of nephron. It consists of:

The mature bone cells are called:

Which one is NOT an objective of genetic engineering?

Asthma is caused by:

What causes the material to move from Glomerulas capillaries to Bowman's capsule?

DNA-gives instructions for synthesis of:

The number of vertebrae in human vertebral column is:

Which form of Nitrogen is taken by the producers of the ecosystem?

The first step in genetic engineering is:

Which type of blood vessels surrounds the alveoli?

The primary chemical stimulus for breathing is the concentration of:

In a DNA molecule, Adenine always forms pair with:

Sympathetic and Para sympathetic nervous systems are responsible for the activities which can not be controlled consciously. These two systems comprise of:

Trachea or windpipe is a long tube which lies in front of:

Pollination is the transfer of pollens from:

Hinge joint is present in:

For the production of single cell proteins, the microorganisms are grown in:

A biological process in which nitrates and nitrites are reduced to nitrogen gas by bacteria is called:

If a cross follows Menders law of independent assortment, it results in phenotypic ratio:

In a food chain, tree → caterpillar → robin → hawk → coyote, which is the secondary consumer?

Example of wind pollinated flower is:

If you look at an intact human brain, what you see the most is a large, highly convoluted outer surface, which is called:

Which of the following shows changes occurring in ciliary muscles and lens of eye while seeing a distant object?

Which of the following drugs is obtained from cactus?

Suckers are:

Table below shows some hormones and their functions. Which hormone does not match with its function?

In young stem and leaves beside stomata some gaseous exchange also occurs through:

Secretion of which gland in male reproductive system of Rabbit provides nutrients for sperm?

Insulin and glucagon are produced in the:

Which of the following should NOT be done while taking medicines for a disease?

The tube between kidney and urinary bladder is the:

In alcoholic fermentation, Pyruvic acid breaks into ethanol and:

Identify the correctly matched pair:

Organisms in the ecosystem that are responsible for the recycling of plant and animal wastes are:

Which one of the following is NOT a source of variation in sexually reproducing population?

Which of the following is not a bad effect of smoking?

Mendel's primary contribution to our understanding of inheritance was:

Aspirin is categorized as:

Which one of the following Hormones maintains balance of salt and water in the bloods?

What are the main components of a bone?

Chest wall is made up of ribs. The number of ribs in humans is:

Body balance of water, salts, temperature and glucose is termed as: