Planaria reproduces through ____.
Planaria reproduces asexually by regeneration.
Micro propagation is also known as ____.
Micro propagation is the method of tissue culture used in production of plants.
The release of an ovum from the ovaries is called ____.
The release of an ovum from the ovaries is called ovulation.
Which among the following organisms have tentacles?
Hydra is a simple multicellular animal that has tentacles for locomotion and food capture.
Yeast reproduces through ____.
Yeast reproduces asexually by budding.
Amoeba reproduces by ____.
Amoeba reproduces asexually by splitting the body into two daughter individuals. This process is called binary fission.
Fallopian tube is a part of ____ .
Oviduct is divided into oviducal funnel, fallopian tube and uterus. Fertilisation takes place in fallopian tube.
The change observed in Giraffe over generations is ____.
Giraffe changed its neck over generations from short neck to long neck.
Natural propagation method in plants is ____.
The common methods of artificial vegetative propagation are cutting, layering and grafting.
Implantation in humans occurs in ____.
Implantation in humans occurs in uterus. The attachment of blastocyst to the uterine wall is known as implantation.
The expansion of DNA is ____.
DNA is deoxyribonucleic acid. It is the genetic material present in genes.
Yeast is a ____.
Yeast is a tiny, unicellular fungus widely used in fermentation.
Planaria is a ____.
Planaria is a fresh water flatworm.
An animal with testes only is known as a ____.
Male animals possess testes as reproductive organs to produce sperm cells.
Hydra reproduces through ____.
Hydra reproduces asexually through budding.
Average duration of human pregnancy is ____.
Average duration of human pregnancy is 40 weeks or 280 days.
Similar individuals are formed from a parent as a result of ____.
The parent organism such as amoeba undergoes repeated mitotic cell divisions to form two or many individuals of the same kind.
Which among the following help the species to survive in adverse conditions?
Replication process in DNA leads to its variation that depend on environmental conditions of the organisms.
Plasmodium is a parasite that causes ____.
Plasmodium is a parasite that causes malaria in human beings and some other vertebrates like birds.
____ is the reproductive cell in human beings.
Males produce sperm cells and females produce ovum as reproductive cells.
Chromosomes carry genetic information from one generation to the next through ____.
Deoxyribonucleic acid (DNA) present on the surface of chromosomes carry the information from one generation to the next generation.
Which of the following is necessary in plants for sexual reproduction?
Pollination is an important event in sexual reproduction. It is the transfer pollen from anther to stigma of the flower.
The process in which a parent organism breaks up naturally to produce two or more daughter organisms is ____.
The breaking up of a multicellular organism into two or more parts on its own, where each part grows to form a new organism is called fragmentation.
Rhizopus reproduces asexually through ____.
Rhizopus reproduces asexually through spore formation.
Which of the following is not a physical device used in barrier method to prevent pregnancy?
Condoms, diaphragms, cervical caps are the physical devices used in barrier method to prevent pregnancy. Oral pills are chemical method.
Which of the following are hereditary vehicles?
Chromosomes carry the genetic information from parents to children, hence they are known as hereditary vehicles.
Which among the following methods continuous organism's race?
The organisms undergo either asexual or sexual mode of reproduction to maintain their race based on their body organisation.
Sexual organ of a plant is ____.
Flowers with male or female or both reproductive organs are known as sexual organs.
A long tube arising from the testis is called ____.
Each testis gives out a long tube called vas deferens that carries sperm cells.
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